From 36d001a4be52b82d72ae70d375ae4c53f413969b Mon Sep 17 00:00:00 2001
From: Marijn Haverbeke <marijnh@gmail.com>
Date: Mon, 9 Sep 2013 22:10:20 +0200
Subject: [PATCH] Work around docco leaving in a <!-- comment start

Closes #66
---
 acorn.js   |   4 +-
 index.html | 128 +++++++++++++++++++++++++++--------------------------
 2 files changed, 67 insertions(+), 65 deletions(-)

diff --git a/acorn.js b/acorn.js
index 43584ba8e1..0534957b43 100644
--- a/acorn.js
+++ b/acorn.js
@@ -619,8 +619,8 @@
       if (input.charCodeAt(tokPos + size) === 61) return finishOp(_assign, size + 1);
       return finishOp(_bin8, size);
     }
-    if (next == 33 && code == 60 && input.charCodeAt(tokPos + 2) == 45 && input.charCodeAt(tokPos + 3) == 45) {
-      // '<!--', an XML-style comment that should be interpreted as a line comment
+    if (next == 33 && code == 60 && input.charCodeAt(tokPos + 2) == 45 &&
+        input.charCodeAt(tokPos + 3) == 45) { // '<!--', an XML-style comment that should be interpreted as a line comment
       tokPos += 4;
       skipLineComment();
       skipSpace();
diff --git a/index.html b/index.html
index 86a375c6e4..aef4c8a338 100644
--- a/index.html
+++ b/index.html
@@ -308,7 +308,7 @@ the next one's <code>tokStart</code> will point at the right position.</p>
     <span class="kd">var</span> <span class="nx">start</span> <span class="o">=</span> <span class="nx">tokPos</span><span class="p">;</span>
     <span class="kd">var</span> <span class="nx">startLoc</span> <span class="o">=</span> <span class="nx">options</span><span class="p">.</span><span class="nx">onComment</span> <span class="o">&amp;&amp;</span> <span class="nx">options</span><span class="p">.</span><span class="nx">locations</span> <span class="o">&amp;&amp;</span> <span class="k">new</span> <span class="nx">line_loc_t</span><span class="p">;</span>
     <span class="kd">var</span> <span class="nx">ch</span> <span class="o">=</span> <span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span><span class="o">+=</span><span class="mi">2</span><span class="p">);</span>
-    <span class="k">while</span> <span class="p">(</span><span class="nx">tokPos</span> <span class="o">&lt;</span> <span class="nx">inputLen</span> <span class="o">&amp;&amp;</span> <span class="nx">ch</span> <span class="o">!==</span> <span class="mi">10</span> <span class="o">&amp;&amp;</span> <span class="nx">ch</span> <span class="o">!==</span> <span class="mi">13</span> <span class="o">&amp;&amp;</span> <span class="nx">ch</span> <span class="o">!==</span> <span class="mi">8232</span> <span class="o">&amp;&amp;</span> <span class="nx">ch</span> <span class="o">!==</span> <span class="mi">8329</span><span class="p">)</span> <span class="p">{</span>
+    <span class="k">while</span> <span class="p">(</span><span class="nx">tokPos</span> <span class="o">&lt;</span> <span class="nx">inputLen</span> <span class="o">&amp;&amp;</span> <span class="nx">ch</span> <span class="o">!==</span> <span class="mi">10</span> <span class="o">&amp;&amp;</span> <span class="nx">ch</span> <span class="o">!==</span> <span class="mi">13</span> <span class="o">&amp;&amp;</span> <span class="nx">ch</span> <span class="o">!==</span> <span class="mi">8232</span> <span class="o">&amp;&amp;</span> <span class="nx">ch</span> <span class="o">!==</span> <span class="mi">8233</span><span class="p">)</span> <span class="p">{</span>
       <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span>
       <span class="nx">ch</span> <span class="o">=</span> <span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span><span class="p">);</span>
     <span class="p">}</span>
@@ -415,7 +415,9 @@ into it.</p>
       <span class="k">if</span> <span class="p">(</span><span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span> <span class="o">+</span> <span class="nx">size</span><span class="p">)</span> <span class="o">===</span> <span class="mi">61</span><span class="p">)</span> <span class="k">return</span> <span class="nx">finishOp</span><span class="p">(</span><span class="nx">_assign</span><span class="p">,</span> <span class="nx">size</span> <span class="o">+</span> <span class="mi">1</span><span class="p">);</span>
       <span class="k">return</span> <span class="nx">finishOp</span><span class="p">(</span><span class="nx">_bin8</span><span class="p">,</span> <span class="nx">size</span><span class="p">);</span>
     <span class="p">}</span>
-    <span class="k">if</span> <span class="p">(</span><span class="nx">next</span> <span class="o">==</span> <span class="mi">33</span> <span class="o">&amp;&amp;</span> <span class="nx">code</span> <span class="o">==</span> <span class="mi">60</span> <span class="o">&amp;&amp;</span> <span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span> <span class="o">+</span> <span class="mi">2</span><span class="p">)</span> <span class="o">==</span> <span class="mi">45</span> <span class="o">&amp;&amp;</span> <span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span> <span class="o">+</span> <span class="mi">3</span><span class="p">)</span> <span class="o">==</span> <span class="mi">45</span><span class="p">)</span> <span class="p">{</span></pre></div>             </td>           </tr>                               <tr id="section-59">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-59">&#182;</a>               </div>               <p>'<!--', an XML-style comment that should be interpreted as a line comment</p>             </td>             <td class="code">               <div class="highlight"><pre>      <span class="nx">tokPos</span> <span class="o">+=</span> <span class="mi">4</span><span class="p">;</span>
+    <span class="k">if</span> <span class="p">(</span><span class="nx">next</span> <span class="o">==</span> <span class="mi">33</span> <span class="o">&amp;&amp;</span> <span class="nx">code</span> <span class="o">==</span> <span class="mi">60</span> <span class="o">&amp;&amp;</span> <span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span> <span class="o">+</span> <span class="mi">2</span><span class="p">)</span> <span class="o">==</span> <span class="mi">45</span> <span class="o">&amp;&amp;</span>
+        <span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span> <span class="o">+</span> <span class="mi">3</span><span class="p">)</span> <span class="o">==</span> <span class="mi">45</span><span class="p">)</span> <span class="p">{</span> <span class="c1">// &#39;&lt;!--&#39;, an XML-style comment that should be interpreted as a line comment</span>
+      <span class="nx">tokPos</span> <span class="o">+=</span> <span class="mi">4</span><span class="p">;</span>
       <span class="nx">skipLineComment</span><span class="p">();</span>
       <span class="nx">skipSpace</span><span class="p">();</span>
       <span class="k">return</span> <span class="nx">readToken</span><span class="p">();</span>
@@ -432,9 +434,9 @@ into it.</p>
   <span class="p">}</span>
 
   <span class="kd">function</span> <span class="nx">getTokenFromCode</span><span class="p">(</span><span class="nx">code</span><span class="p">)</span> <span class="p">{</span>
-    <span class="k">switch</span><span class="p">(</span><span class="nx">code</span><span class="p">)</span> <span class="p">{</span></pre></div>             </td>           </tr>                               <tr id="section-60">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-60">&#182;</a>               </div>               <p>The interpretation of a dot depends on whether it is followed
+    <span class="k">switch</span><span class="p">(</span><span class="nx">code</span><span class="p">)</span> <span class="p">{</span></pre></div>             </td>           </tr>                               <tr id="section-59">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-59">&#182;</a>               </div>               <p>The interpretation of a dot depends on whether it is followed
 by a digit.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">case</span> <span class="mi">46</span><span class="o">:</span> <span class="c1">// &#39;.&#39;</span>
-      <span class="k">return</span> <span class="nx">readToken_dot</span><span class="p">();</span></pre></div>             </td>           </tr>                               <tr id="section-61">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-61">&#182;</a>               </div>               <p>Punctuation tokens.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">case</span> <span class="mi">40</span><span class="o">:</span> <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span> <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_parenL</span><span class="p">);</span>
+      <span class="k">return</span> <span class="nx">readToken_dot</span><span class="p">();</span></pre></div>             </td>           </tr>                               <tr id="section-60">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-60">&#182;</a>               </div>               <p>Punctuation tokens.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">case</span> <span class="mi">40</span><span class="o">:</span> <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span> <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_parenL</span><span class="p">);</span>
     <span class="k">case</span> <span class="mi">41</span><span class="o">:</span> <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span> <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_parenR</span><span class="p">);</span>
     <span class="k">case</span> <span class="mi">59</span><span class="o">:</span> <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span> <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_semi</span><span class="p">);</span>
     <span class="k">case</span> <span class="mi">44</span><span class="o">:</span> <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span> <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_comma</span><span class="p">);</span>
@@ -443,12 +445,12 @@ by a digit.</p>             </td>             <td class="code">               <d
     <span class="k">case</span> <span class="mi">123</span><span class="o">:</span> <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span> <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_braceL</span><span class="p">);</span>
     <span class="k">case</span> <span class="mi">125</span><span class="o">:</span> <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span> <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_braceR</span><span class="p">);</span>
     <span class="k">case</span> <span class="mi">58</span><span class="o">:</span> <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span> <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_colon</span><span class="p">);</span>
-    <span class="k">case</span> <span class="mi">63</span><span class="o">:</span> <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span> <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_question</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-62">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-62">&#182;</a>               </div>               <p>'0x' is a hexadecimal number.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">case</span> <span class="mi">48</span><span class="o">:</span> <span class="c1">// &#39;0&#39;</span>
+    <span class="k">case</span> <span class="mi">63</span><span class="o">:</span> <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span> <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_question</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-61">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-61">&#182;</a>               </div>               <p>'0x' is a hexadecimal number.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">case</span> <span class="mi">48</span><span class="o">:</span> <span class="c1">// &#39;0&#39;</span>
       <span class="kd">var</span> <span class="nx">next</span> <span class="o">=</span> <span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span> <span class="o">+</span> <span class="mi">1</span><span class="p">);</span>
-      <span class="k">if</span> <span class="p">(</span><span class="nx">next</span> <span class="o">===</span> <span class="mi">120</span> <span class="o">||</span> <span class="nx">next</span> <span class="o">===</span> <span class="mi">88</span><span class="p">)</span> <span class="k">return</span> <span class="nx">readHexNumber</span><span class="p">();</span></pre></div>             </td>           </tr>                               <tr id="section-63">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-63">&#182;</a>               </div>               <p>Anything else beginning with a digit is an integer, octal
+      <span class="k">if</span> <span class="p">(</span><span class="nx">next</span> <span class="o">===</span> <span class="mi">120</span> <span class="o">||</span> <span class="nx">next</span> <span class="o">===</span> <span class="mi">88</span><span class="p">)</span> <span class="k">return</span> <span class="nx">readHexNumber</span><span class="p">();</span></pre></div>             </td>           </tr>                               <tr id="section-62">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-62">&#182;</a>               </div>               <p>Anything else beginning with a digit is an integer, octal
 number, or float.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">case</span> <span class="mi">49</span><span class="o">:</span> <span class="k">case</span> <span class="mi">50</span><span class="o">:</span> <span class="k">case</span> <span class="mi">51</span><span class="o">:</span> <span class="k">case</span> <span class="mi">52</span><span class="o">:</span> <span class="k">case</span> <span class="mi">53</span><span class="o">:</span> <span class="k">case</span> <span class="mi">54</span><span class="o">:</span> <span class="k">case</span> <span class="mi">55</span><span class="o">:</span> <span class="k">case</span> <span class="mi">56</span><span class="o">:</span> <span class="k">case</span> <span class="mi">57</span><span class="o">:</span> <span class="c1">// 1-9</span>
-      <span class="k">return</span> <span class="nx">readNumber</span><span class="p">(</span><span class="kc">false</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-64">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-64">&#182;</a>               </div>               <p>Quotes produce strings.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">case</span> <span class="mi">34</span><span class="o">:</span> <span class="k">case</span> <span class="mi">39</span><span class="o">:</span> <span class="c1">// &#39;&quot;&#39;, &quot;&#39;&quot;</span>
-      <span class="k">return</span> <span class="nx">readString</span><span class="p">(</span><span class="nx">code</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-65">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-65">&#182;</a>               </div>               <p>Operators are parsed inline in tiny state machines. '=' (61) is
+      <span class="k">return</span> <span class="nx">readNumber</span><span class="p">(</span><span class="kc">false</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-63">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-63">&#182;</a>               </div>               <p>Quotes produce strings.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">case</span> <span class="mi">34</span><span class="o">:</span> <span class="k">case</span> <span class="mi">39</span><span class="o">:</span> <span class="c1">// &#39;&quot;&#39;, &quot;&#39;&quot;</span>
+      <span class="k">return</span> <span class="nx">readString</span><span class="p">(</span><span class="nx">code</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-64">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-64">&#182;</a>               </div>               <p>Operators are parsed inline in tiny state machines. '=' (61) is
 often referred to. <code>finishOp</code> simply skips the amount of
 characters it is given as second argument, and returns a token
 of the type given by its first argument.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">case</span> <span class="mi">47</span><span class="o">:</span> <span class="c1">// &#39;/&#39;</span>
@@ -486,12 +488,12 @@ of the type given by its first argument.</p>             </td>             <td c
     <span class="k">if</span> <span class="p">(</span><span class="nx">forceRegexp</span><span class="p">)</span> <span class="k">return</span> <span class="nx">readRegexp</span><span class="p">();</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">tokPos</span> <span class="o">&gt;=</span> <span class="nx">inputLen</span><span class="p">)</span> <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_eof</span><span class="p">);</span>
 
-    <span class="kd">var</span> <span class="nx">code</span> <span class="o">=</span> <span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-66">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-66">&#182;</a>               </div>               <p>Identifier or keyword. '\uXXXX' sequences are allowed in
+    <span class="kd">var</span> <span class="nx">code</span> <span class="o">=</span> <span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-65">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-65">&#182;</a>               </div>               <p>Identifier or keyword. '\uXXXX' sequences are allowed in
 identifiers, so '\' also dispatches to that.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">if</span> <span class="p">(</span><span class="nx">isIdentifierStart</span><span class="p">(</span><span class="nx">code</span><span class="p">)</span> <span class="o">||</span> <span class="nx">code</span> <span class="o">===</span> <span class="mi">92</span> <span class="cm">/* &#39;\&#39; */</span><span class="p">)</span> <span class="k">return</span> <span class="nx">readWord</span><span class="p">();</span>
 
     <span class="kd">var</span> <span class="nx">tok</span> <span class="o">=</span> <span class="nx">getTokenFromCode</span><span class="p">(</span><span class="nx">code</span><span class="p">);</span>
 
-    <span class="k">if</span> <span class="p">(</span><span class="nx">tok</span> <span class="o">===</span> <span class="kc">false</span><span class="p">)</span> <span class="p">{</span></pre></div>             </td>           </tr>                               <tr id="section-67">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-67">&#182;</a>               </div>               <p>If we are here, we either found a non-ASCII identifier
+    <span class="k">if</span> <span class="p">(</span><span class="nx">tok</span> <span class="o">===</span> <span class="kc">false</span><span class="p">)</span> <span class="p">{</span></pre></div>             </td>           </tr>                               <tr id="section-66">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-66">&#182;</a>               </div>               <p>If we are here, we either found a non-ASCII identifier
 character, or something that's entirely disallowed.</p>             </td>             <td class="code">               <div class="highlight"><pre>      <span class="kd">var</span> <span class="nx">ch</span> <span class="o">=</span> <span class="nb">String</span><span class="p">.</span><span class="nx">fromCharCode</span><span class="p">(</span><span class="nx">code</span><span class="p">);</span>
       <span class="k">if</span> <span class="p">(</span><span class="nx">ch</span> <span class="o">===</span> <span class="s2">&quot;\\&quot;</span> <span class="o">||</span> <span class="nx">nonASCIIidentifierStart</span><span class="p">.</span><span class="nx">test</span><span class="p">(</span><span class="nx">ch</span><span class="p">))</span> <span class="k">return</span> <span class="nx">readWord</span><span class="p">();</span>
       <span class="nx">raise</span><span class="p">(</span><span class="nx">tokPos</span><span class="p">,</span> <span class="s2">&quot;Unexpected character &#39;&quot;</span> <span class="o">+</span> <span class="nx">ch</span> <span class="o">+</span> <span class="s2">&quot;&#39;&quot;</span><span class="p">);</span>
@@ -503,7 +505,7 @@ character, or something that's entirely disallowed.</p>             </td>
     <span class="kd">var</span> <span class="nx">str</span> <span class="o">=</span> <span class="nx">input</span><span class="p">.</span><span class="nx">slice</span><span class="p">(</span><span class="nx">tokPos</span><span class="p">,</span> <span class="nx">tokPos</span> <span class="o">+</span> <span class="nx">size</span><span class="p">);</span>
     <span class="nx">tokPos</span> <span class="o">+=</span> <span class="nx">size</span><span class="p">;</span>
     <span class="nx">finishToken</span><span class="p">(</span><span class="nx">type</span><span class="p">,</span> <span class="nx">str</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-68">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-68">&#182;</a>               </div>               <p>Parse a regular expression. Some context-awareness is necessary,
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-67">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-67">&#182;</a>               </div>               <p>Parse a regular expression. Some context-awareness is necessary,
 since a '/' inside a '[]' set does not end the expression.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">readRegexp</span><span class="p">()</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">content</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="nx">escaped</span><span class="p">,</span> <span class="nx">inClass</span><span class="p">,</span> <span class="nx">start</span> <span class="o">=</span> <span class="nx">tokPos</span><span class="p">;</span>
     <span class="k">for</span> <span class="p">(;;)</span> <span class="p">{</span>
@@ -519,11 +521,11 @@ since a '/' inside a '[]' set does not end the expression.</p>             </td>
       <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span>
     <span class="p">}</span>
     <span class="kd">var</span> <span class="nx">content</span> <span class="o">=</span> <span class="nx">input</span><span class="p">.</span><span class="nx">slice</span><span class="p">(</span><span class="nx">start</span><span class="p">,</span> <span class="nx">tokPos</span><span class="p">);</span>
-    <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span></pre></div>             </td>           </tr>                               <tr id="section-69">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-69">&#182;</a>               </div>               <p>Need to use <code>readWord1</code> because '\uXXXX' sequences are allowed
+    <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span></pre></div>             </td>           </tr>                               <tr id="section-68">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-68">&#182;</a>               </div>               <p>Need to use <code>readWord1</code> because '\uXXXX' sequences are allowed
 here (don't ask).</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="kd">var</span> <span class="nx">mods</span> <span class="o">=</span> <span class="nx">readWord1</span><span class="p">();</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">mods</span> <span class="o">&amp;&amp;</span> <span class="o">!</span><span class="sr">/^[gmsiy]*$/</span><span class="p">.</span><span class="nx">test</span><span class="p">(</span><span class="nx">mods</span><span class="p">))</span> <span class="nx">raise</span><span class="p">(</span><span class="nx">start</span><span class="p">,</span> <span class="s2">&quot;Invalid regexp flag&quot;</span><span class="p">);</span>
     <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_regexp</span><span class="p">,</span> <span class="k">new</span> <span class="nb">RegExp</span><span class="p">(</span><span class="nx">content</span><span class="p">,</span> <span class="nx">mods</span><span class="p">));</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-70">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-70">&#182;</a>               </div>               <p>Read an integer in the given radix. Return null if zero digits
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-69">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-69">&#182;</a>               </div>               <p>Read an integer in the given radix. Return null if zero digits
 were read, the integer value otherwise. When <code>len</code> is given, this
 will return <code>null</code> unless the integer has exactly <code>len</code> digits.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">readInt</span><span class="p">(</span><span class="nx">radix</span><span class="p">,</span> <span class="nx">len</span><span class="p">)</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">start</span> <span class="o">=</span> <span class="nx">tokPos</span><span class="p">,</span> <span class="nx">total</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span>
@@ -548,7 +550,7 @@ will return <code>null</code> unless the integer has exactly <code>len</code> di
     <span class="k">if</span> <span class="p">(</span><span class="nx">val</span> <span class="o">==</span> <span class="kc">null</span><span class="p">)</span> <span class="nx">raise</span><span class="p">(</span><span class="nx">tokStart</span> <span class="o">+</span> <span class="mi">2</span><span class="p">,</span> <span class="s2">&quot;Expected hexadecimal number&quot;</span><span class="p">);</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">isIdentifierStart</span><span class="p">(</span><span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span><span class="p">)))</span> <span class="nx">raise</span><span class="p">(</span><span class="nx">tokPos</span><span class="p">,</span> <span class="s2">&quot;Identifier directly after number&quot;</span><span class="p">);</span>
     <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_num</span><span class="p">,</span> <span class="nx">val</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-71">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-71">&#182;</a>               </div>               <p>Read an integer, octal integer, or floating-point number.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">readNumber</span><span class="p">(</span><span class="nx">startsWithDot</span><span class="p">)</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-70">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-70">&#182;</a>               </div>               <p>Read an integer, octal integer, or floating-point number.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">readNumber</span><span class="p">(</span><span class="nx">startsWithDot</span><span class="p">)</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">start</span> <span class="o">=</span> <span class="nx">tokPos</span><span class="p">,</span> <span class="nx">isFloat</span> <span class="o">=</span> <span class="kc">false</span><span class="p">,</span> <span class="nx">octal</span> <span class="o">=</span> <span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span><span class="p">)</span> <span class="o">===</span> <span class="mi">48</span><span class="p">;</span>
     <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nx">startsWithDot</span> <span class="o">&amp;&amp;</span> <span class="nx">readInt</span><span class="p">(</span><span class="mi">10</span><span class="p">)</span> <span class="o">===</span> <span class="kc">null</span><span class="p">)</span> <span class="nx">raise</span><span class="p">(</span><span class="nx">start</span><span class="p">,</span> <span class="s2">&quot;Invalid number&quot;</span><span class="p">);</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">input</span><span class="p">.</span><span class="nx">charCodeAt</span><span class="p">(</span><span class="nx">tokPos</span><span class="p">)</span> <span class="o">===</span> <span class="mi">46</span><span class="p">)</span> <span class="p">{</span>
@@ -571,7 +573,7 @@ will return <code>null</code> unless the integer has exactly <code>len</code> di
     <span class="k">else</span> <span class="k">if</span> <span class="p">(</span><span class="sr">/[89]/</span><span class="p">.</span><span class="nx">test</span><span class="p">(</span><span class="nx">str</span><span class="p">)</span> <span class="o">||</span> <span class="nx">strict</span><span class="p">)</span> <span class="nx">raise</span><span class="p">(</span><span class="nx">start</span><span class="p">,</span> <span class="s2">&quot;Invalid number&quot;</span><span class="p">);</span>
     <span class="k">else</span> <span class="nx">val</span> <span class="o">=</span> <span class="nb">parseInt</span><span class="p">(</span><span class="nx">str</span><span class="p">,</span> <span class="mi">8</span><span class="p">);</span>
     <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">_num</span><span class="p">,</span> <span class="nx">val</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-72">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-72">&#182;</a>               </div>               <p>Read a string value, interpreting backslash-escapes.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">readString</span><span class="p">(</span><span class="nx">quote</span><span class="p">)</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-71">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-71">&#182;</a>               </div>               <p>Read a string value, interpreting backslash-escapes.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">readString</span><span class="p">(</span><span class="nx">quote</span><span class="p">)</span> <span class="p">{</span>
     <span class="nx">tokPos</span><span class="o">++</span><span class="p">;</span>
     <span class="kd">var</span> <span class="nx">out</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span><span class="p">;</span>
     <span class="k">for</span> <span class="p">(;;)</span> <span class="p">{</span>
@@ -612,18 +614,18 @@ will return <code>null</code> unless the integer has exactly <code>len</code> di
           <span class="p">}</span>
         <span class="p">}</span>
       <span class="p">}</span> <span class="k">else</span> <span class="p">{</span>
-        <span class="k">if</span> <span class="p">(</span><span class="nx">ch</span> <span class="o">===</span> <span class="mi">13</span> <span class="o">||</span> <span class="nx">ch</span> <span class="o">===</span> <span class="mi">10</span> <span class="o">||</span> <span class="nx">ch</span> <span class="o">===</span> <span class="mi">8232</span> <span class="o">||</span> <span class="nx">ch</span> <span class="o">===</span> <span class="mi">8329</span><span class="p">)</span> <span class="nx">raise</span><span class="p">(</span><span class="nx">tokStart</span><span class="p">,</span> <span class="s2">&quot;Unterminated string constant&quot;</span><span class="p">);</span>
+        <span class="k">if</span> <span class="p">(</span><span class="nx">ch</span> <span class="o">===</span> <span class="mi">13</span> <span class="o">||</span> <span class="nx">ch</span> <span class="o">===</span> <span class="mi">10</span> <span class="o">||</span> <span class="nx">ch</span> <span class="o">===</span> <span class="mi">8232</span> <span class="o">||</span> <span class="nx">ch</span> <span class="o">===</span> <span class="mi">8233</span><span class="p">)</span> <span class="nx">raise</span><span class="p">(</span><span class="nx">tokStart</span><span class="p">,</span> <span class="s2">&quot;Unterminated string constant&quot;</span><span class="p">);</span>
         <span class="nx">out</span> <span class="o">+=</span> <span class="nb">String</span><span class="p">.</span><span class="nx">fromCharCode</span><span class="p">(</span><span class="nx">ch</span><span class="p">);</span> <span class="c1">// &#39;\&#39;</span>
         <span class="o">++</span><span class="nx">tokPos</span><span class="p">;</span>
       <span class="p">}</span>
     <span class="p">}</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-73">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-73">&#182;</a>               </div>               <p>Used to read character escape sequences ('\x', '\u', '\U').</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">readHexChar</span><span class="p">(</span><span class="nx">len</span><span class="p">)</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-72">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-72">&#182;</a>               </div>               <p>Used to read character escape sequences ('\x', '\u', '\U').</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">readHexChar</span><span class="p">(</span><span class="nx">len</span><span class="p">)</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">n</span> <span class="o">=</span> <span class="nx">readInt</span><span class="p">(</span><span class="mi">16</span><span class="p">,</span> <span class="nx">len</span><span class="p">);</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">n</span> <span class="o">===</span> <span class="kc">null</span><span class="p">)</span> <span class="nx">raise</span><span class="p">(</span><span class="nx">tokStart</span><span class="p">,</span> <span class="s2">&quot;Bad character escape sequence&quot;</span><span class="p">);</span>
     <span class="k">return</span> <span class="nx">n</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-74">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-74">&#182;</a>               </div>               <p>Used to signal to callers of <code>readWord1</code> whether the word
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-73">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-73">&#182;</a>               </div>               <p>Used to signal to callers of <code>readWord1</code> whether the word
 contained any escape sequences. This is needed because words with
-escape sequences must not be interpreted as keywords.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">var</span> <span class="nx">containsEsc</span><span class="p">;</span></pre></div>             </td>           </tr>                               <tr id="section-75">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-75">&#182;</a>               </div>               <p>Read an identifier, and return it as a string. Sets <code>containsEsc</code>
+escape sequences must not be interpreted as keywords.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">var</span> <span class="nx">containsEsc</span><span class="p">;</span></pre></div>             </td>           </tr>                               <tr id="section-74">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-74">&#182;</a>               </div>               <p>Read an identifier, and return it as a string. Sets <code>containsEsc</code>
 to whether the word contained a '\u' escape.</p>
 
 <p>Only builds up the word character-by-character when it actually
@@ -653,7 +655,7 @@ containeds an escape, as a micro-optimization.</p>             </td>
       <span class="nx">first</span> <span class="o">=</span> <span class="kc">false</span><span class="p">;</span>
     <span class="p">}</span>
     <span class="k">return</span> <span class="nx">containsEsc</span> <span class="o">?</span> <span class="nx">word</span> <span class="o">:</span> <span class="nx">input</span><span class="p">.</span><span class="nx">slice</span><span class="p">(</span><span class="nx">start</span><span class="p">,</span> <span class="nx">tokPos</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-76">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-76">&#182;</a>               </div>               <p>Read an identifier or keyword token. Will check for reserved
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-75">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-75">&#182;</a>               </div>               <p>Read an identifier or keyword token. Will check for reserved
 words when necessary.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">readWord</span><span class="p">()</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">word</span> <span class="o">=</span> <span class="nx">readWord1</span><span class="p">();</span>
     <span class="kd">var</span> <span class="nx">type</span> <span class="o">=</span> <span class="nx">_name</span><span class="p">;</span>
@@ -665,7 +667,7 @@ words when necessary.</p>             </td>             <td class="code">
         <span class="nx">raise</span><span class="p">(</span><span class="nx">tokStart</span><span class="p">,</span> <span class="s2">&quot;The keyword &#39;&quot;</span> <span class="o">+</span> <span class="nx">word</span> <span class="o">+</span> <span class="s2">&quot;&#39; is reserved&quot;</span><span class="p">);</span>
     <span class="p">}</span>
     <span class="k">return</span> <span class="nx">finishToken</span><span class="p">(</span><span class="nx">type</span><span class="p">,</span> <span class="nx">word</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-77">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-77">&#182;</a>               </div>               <h2>Parser</h2>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-78">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-78">&#182;</a>               </div>               <p>A recursive descent parser operates by defining functions for all
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-76">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-76">&#182;</a>               </div>               <h2>Parser</h2>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-77">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-77">&#182;</a>               </div>               <p>A recursive descent parser operates by defining functions for all
 syntactic elements, and recursively calling those, each function
 advancing the input stream and returning an AST node. Precedence
 of constructs (for example, the fact that <code>!x[1]</code> means <code>!(x[1])</code>
@@ -679,12 +681,12 @@ way, it'll receive the node for <code>x[1]</code> already parsed, and wraps
 operator precedence, because it is much more compact than using
 the technique outlined above, which uses different, nesting
 functions to specify precedence, for all of the ten binary
-precedence levels that JavaScript defines.</p>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-79">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-79">&#182;</a>               </div>               <h3>Parser utilities</h3>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-80">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-80">&#182;</a>               </div>               <p>Continue to the next token.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">next</span><span class="p">()</span> <span class="p">{</span>
+precedence levels that JavaScript defines.</p>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-78">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-78">&#182;</a>               </div>               <h3>Parser utilities</h3>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-79">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-79">&#182;</a>               </div>               <p>Continue to the next token.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">next</span><span class="p">()</span> <span class="p">{</span>
     <span class="nx">lastStart</span> <span class="o">=</span> <span class="nx">tokStart</span><span class="p">;</span>
     <span class="nx">lastEnd</span> <span class="o">=</span> <span class="nx">tokEnd</span><span class="p">;</span>
     <span class="nx">lastEndLoc</span> <span class="o">=</span> <span class="nx">tokEndLoc</span><span class="p">;</span>
     <span class="nx">readToken</span><span class="p">();</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-81">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-81">&#182;</a>               </div>               <p>Enter strict mode. Re-reads the next token to please pedantic
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-80">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-80">&#182;</a>               </div>               <p>Enter strict mode. Re-reads the next token to please pedantic
 tests ("use strict"; 010; -- should fail).</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">setStrict</span><span class="p">(</span><span class="nx">strct</span><span class="p">)</span> <span class="p">{</span>
     <span class="nx">strict</span> <span class="o">=</span> <span class="nx">strct</span><span class="p">;</span>
     <span class="nx">tokPos</span> <span class="o">=</span> <span class="nx">lastEnd</span><span class="p">;</span>
@@ -694,7 +696,7 @@ tests ("use strict"; 010; -- should fail).</p>             </td>             <td
     <span class="p">}</span>
     <span class="nx">skipSpace</span><span class="p">();</span>
     <span class="nx">readToken</span><span class="p">();</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-82">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-82">&#182;</a>               </div>               <p>Start an AST node, attaching a start offset.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">node_t</span><span class="p">()</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-81">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-81">&#182;</a>               </div>               <p>Start an AST node, attaching a start offset.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">node_t</span><span class="p">()</span> <span class="p">{</span>
     <span class="k">this</span><span class="p">.</span><span class="nx">type</span> <span class="o">=</span> <span class="kc">null</span><span class="p">;</span>
     <span class="k">this</span><span class="p">.</span><span class="nx">start</span> <span class="o">=</span> <span class="nx">tokStart</span><span class="p">;</span>
     <span class="k">this</span><span class="p">.</span><span class="nx">end</span> <span class="o">=</span> <span class="kc">null</span><span class="p">;</span>
@@ -713,7 +715,7 @@ tests ("use strict"; 010; -- should fail).</p>             </td>             <td
     <span class="k">if</span> <span class="p">(</span><span class="nx">options</span><span class="p">.</span><span class="nx">ranges</span><span class="p">)</span>
       <span class="nx">node</span><span class="p">.</span><span class="nx">range</span> <span class="o">=</span> <span class="p">[</span><span class="nx">tokStart</span><span class="p">,</span> <span class="mi">0</span><span class="p">];</span>
     <span class="k">return</span> <span class="nx">node</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-83">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-83">&#182;</a>               </div>               <p>Start a node whose start offset information should be based on
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-82">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-82">&#182;</a>               </div>               <p>Start a node whose start offset information should be based on
 the start of another node. For example, a binary operator node is
 only started after its left-hand side has already been parsed.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">startNodeFrom</span><span class="p">(</span><span class="nx">other</span><span class="p">)</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">node</span> <span class="o">=</span> <span class="k">new</span> <span class="nx">node_t</span><span class="p">();</span>
@@ -726,7 +728,7 @@ only started after its left-hand side has already been parsed.</p>             <
       <span class="nx">node</span><span class="p">.</span><span class="nx">range</span> <span class="o">=</span> <span class="p">[</span><span class="nx">other</span><span class="p">.</span><span class="nx">range</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="mi">0</span><span class="p">];</span>
 
     <span class="k">return</span> <span class="nx">node</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-84">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-84">&#182;</a>               </div>               <p>Finish an AST node, adding <code>type</code> and <code>end</code> properties.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="nx">type</span><span class="p">)</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-83">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-83">&#182;</a>               </div>               <p>Finish an AST node, adding <code>type</code> and <code>end</code> properties.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="nx">type</span><span class="p">)</span> <span class="p">{</span>
     <span class="nx">node</span><span class="p">.</span><span class="nx">type</span> <span class="o">=</span> <span class="nx">type</span><span class="p">;</span>
     <span class="nx">node</span><span class="p">.</span><span class="nx">end</span> <span class="o">=</span> <span class="nx">lastEnd</span><span class="p">;</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">options</span><span class="p">.</span><span class="nx">locations</span><span class="p">)</span>
@@ -734,34 +736,34 @@ only started after its left-hand side has already been parsed.</p>             <
     <span class="k">if</span> <span class="p">(</span><span class="nx">options</span><span class="p">.</span><span class="nx">ranges</span><span class="p">)</span>
       <span class="nx">node</span><span class="p">.</span><span class="nx">range</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">=</span> <span class="nx">lastEnd</span><span class="p">;</span>
     <span class="k">return</span> <span class="nx">node</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-85">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-85">&#182;</a>               </div>               <p>Test whether a statement node is the string literal <code>"use strict"</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">isUseStrict</span><span class="p">(</span><span class="nx">stmt</span><span class="p">)</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-84">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-84">&#182;</a>               </div>               <p>Test whether a statement node is the string literal <code>"use strict"</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">isUseStrict</span><span class="p">(</span><span class="nx">stmt</span><span class="p">)</span> <span class="p">{</span>
     <span class="k">return</span> <span class="nx">options</span><span class="p">.</span><span class="nx">ecmaVersion</span> <span class="o">&gt;=</span> <span class="mi">5</span> <span class="o">&amp;&amp;</span> <span class="nx">stmt</span><span class="p">.</span><span class="nx">type</span> <span class="o">===</span> <span class="s2">&quot;ExpressionStatement&quot;</span> <span class="o">&amp;&amp;</span>
       <span class="nx">stmt</span><span class="p">.</span><span class="nx">expression</span><span class="p">.</span><span class="nx">type</span> <span class="o">===</span> <span class="s2">&quot;Literal&quot;</span> <span class="o">&amp;&amp;</span> <span class="nx">stmt</span><span class="p">.</span><span class="nx">expression</span><span class="p">.</span><span class="nx">value</span> <span class="o">===</span> <span class="s2">&quot;use strict&quot;</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-86">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-86">&#182;</a>               </div>               <p>Predicate that tests whether the next token is of the given
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-85">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-85">&#182;</a>               </div>               <p>Predicate that tests whether the next token is of the given
 type, and if yes, consumes it as a side effect.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">eat</span><span class="p">(</span><span class="nx">type</span><span class="p">)</span> <span class="p">{</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">tokType</span> <span class="o">===</span> <span class="nx">type</span><span class="p">)</span> <span class="p">{</span>
       <span class="nx">next</span><span class="p">();</span>
       <span class="k">return</span> <span class="kc">true</span><span class="p">;</span>
     <span class="p">}</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-87">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-87">&#182;</a>               </div>               <p>Test whether a semicolon can be inserted at the current position.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">canInsertSemicolon</span><span class="p">()</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-86">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-86">&#182;</a>               </div>               <p>Test whether a semicolon can be inserted at the current position.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">canInsertSemicolon</span><span class="p">()</span> <span class="p">{</span>
     <span class="k">return</span> <span class="o">!</span><span class="nx">options</span><span class="p">.</span><span class="nx">strictSemicolons</span> <span class="o">&amp;&amp;</span>
       <span class="p">(</span><span class="nx">tokType</span> <span class="o">===</span> <span class="nx">_eof</span> <span class="o">||</span> <span class="nx">tokType</span> <span class="o">===</span> <span class="nx">_braceR</span> <span class="o">||</span> <span class="nx">newline</span><span class="p">.</span><span class="nx">test</span><span class="p">(</span><span class="nx">input</span><span class="p">.</span><span class="nx">slice</span><span class="p">(</span><span class="nx">lastEnd</span><span class="p">,</span> <span class="nx">tokStart</span><span class="p">)));</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-88">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-88">&#182;</a>               </div>               <p>Consume a semicolon, or, failing that, see if we are allowed to
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-87">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-87">&#182;</a>               </div>               <p>Consume a semicolon, or, failing that, see if we are allowed to
 pretend that there is a semicolon at this position.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">semicolon</span><span class="p">()</span> <span class="p">{</span>
     <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nx">eat</span><span class="p">(</span><span class="nx">_semi</span><span class="p">)</span> <span class="o">&amp;&amp;</span> <span class="o">!</span><span class="nx">canInsertSemicolon</span><span class="p">())</span> <span class="nx">unexpected</span><span class="p">();</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-89">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-89">&#182;</a>               </div>               <p>Expect a token of a given type. If found, consume it, otherwise,
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-88">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-88">&#182;</a>               </div>               <p>Expect a token of a given type. If found, consume it, otherwise,
 raise an unexpected token error.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">expect</span><span class="p">(</span><span class="nx">type</span><span class="p">)</span> <span class="p">{</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">tokType</span> <span class="o">===</span> <span class="nx">type</span><span class="p">)</span> <span class="nx">next</span><span class="p">();</span>
     <span class="k">else</span> <span class="nx">unexpected</span><span class="p">();</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-90">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-90">&#182;</a>               </div>               <p>Raise an unexpected token error.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">unexpected</span><span class="p">()</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-89">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-89">&#182;</a>               </div>               <p>Raise an unexpected token error.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">unexpected</span><span class="p">()</span> <span class="p">{</span>
     <span class="nx">raise</span><span class="p">(</span><span class="nx">tokStart</span><span class="p">,</span> <span class="s2">&quot;Unexpected token&quot;</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-91">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-91">&#182;</a>               </div>               <p>Verify that a node is an lval — something that can be assigned
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-90">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-90">&#182;</a>               </div>               <p>Verify that a node is an lval — something that can be assigned
 to.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">checkLVal</span><span class="p">(</span><span class="nx">expr</span><span class="p">)</span> <span class="p">{</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">expr</span><span class="p">.</span><span class="nx">type</span> <span class="o">!==</span> <span class="s2">&quot;Identifier&quot;</span> <span class="o">&amp;&amp;</span> <span class="nx">expr</span><span class="p">.</span><span class="nx">type</span> <span class="o">!==</span> <span class="s2">&quot;MemberExpression&quot;</span><span class="p">)</span>
       <span class="nx">raise</span><span class="p">(</span><span class="nx">expr</span><span class="p">.</span><span class="nx">start</span><span class="p">,</span> <span class="s2">&quot;Assigning to rvalue&quot;</span><span class="p">);</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">strict</span> <span class="o">&amp;&amp;</span> <span class="nx">expr</span><span class="p">.</span><span class="nx">type</span> <span class="o">===</span> <span class="s2">&quot;Identifier&quot;</span> <span class="o">&amp;&amp;</span> <span class="nx">isStrictBadIdWord</span><span class="p">(</span><span class="nx">expr</span><span class="p">.</span><span class="nx">name</span><span class="p">))</span>
       <span class="nx">raise</span><span class="p">(</span><span class="nx">expr</span><span class="p">.</span><span class="nx">start</span><span class="p">,</span> <span class="s2">&quot;Assigning to &quot;</span> <span class="o">+</span> <span class="nx">expr</span><span class="p">.</span><span class="nx">name</span> <span class="o">+</span> <span class="s2">&quot; in strict mode&quot;</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-92">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-92">&#182;</a>               </div>               <h3>Statement parsing</h3>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-93">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-93">&#182;</a>               </div>               <p>Parse a program. Initializes the parser, reads any number of
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-91">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-91">&#182;</a>               </div>               <h3>Statement parsing</h3>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-92">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-92">&#182;</a>               </div>               <p>Parse a program. Initializes the parser, reads any number of
 statements, and wraps them in a Program node.  Optionally takes a
 <code>program</code> argument.  If present, the statements will be appended
 to its body instead of creating a new node.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseTopLevel</span><span class="p">(</span><span class="nx">program</span><span class="p">)</span> <span class="p">{</span>
@@ -782,7 +784,7 @@ to its body instead of creating a new node.</p>             </td>             <t
     <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;Program&quot;</span><span class="p">);</span>
   <span class="p">}</span>
 
-  <span class="kd">var</span> <span class="nx">loopLabel</span> <span class="o">=</span> <span class="p">{</span><span class="nx">kind</span><span class="o">:</span> <span class="s2">&quot;loop&quot;</span><span class="p">},</span> <span class="nx">switchLabel</span> <span class="o">=</span> <span class="p">{</span><span class="nx">kind</span><span class="o">:</span> <span class="s2">&quot;switch&quot;</span><span class="p">};</span></pre></div>             </td>           </tr>                               <tr id="section-94">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-94">&#182;</a>               </div>               <p>Parse a single statement.</p>
+  <span class="kd">var</span> <span class="nx">loopLabel</span> <span class="o">=</span> <span class="p">{</span><span class="nx">kind</span><span class="o">:</span> <span class="s2">&quot;loop&quot;</span><span class="p">},</span> <span class="nx">switchLabel</span> <span class="o">=</span> <span class="p">{</span><span class="nx">kind</span><span class="o">:</span> <span class="s2">&quot;switch&quot;</span><span class="p">};</span></pre></div>             </td>           </tr>                               <tr id="section-93">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-93">&#182;</a>               </div>               <p>Parse a single statement.</p>
 
 <p>If expecting a statement and finding a slash operator, parse a
 regular expression literal. This is to handle cases like
@@ -791,7 +793,7 @@ does not help.</p>             </td>             <td class="code">
     <span class="k">if</span> <span class="p">(</span><span class="nx">tokType</span> <span class="o">===</span> <span class="nx">_slash</span> <span class="o">||</span> <span class="nx">tokType</span> <span class="o">===</span> <span class="nx">_assign</span> <span class="o">&amp;&amp;</span> <span class="nx">tokVal</span> <span class="o">==</span> <span class="s2">&quot;/=&quot;</span><span class="p">)</span>
       <span class="nx">readToken</span><span class="p">(</span><span class="kc">true</span><span class="p">);</span>
 
-    <span class="kd">var</span> <span class="nx">starttype</span> <span class="o">=</span> <span class="nx">tokType</span><span class="p">,</span> <span class="nx">node</span> <span class="o">=</span> <span class="nx">startNode</span><span class="p">();</span></pre></div>             </td>           </tr>                               <tr id="section-95">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-95">&#182;</a>               </div>               <p>Most types of statements are recognized by the keyword they
+    <span class="kd">var</span> <span class="nx">starttype</span> <span class="o">=</span> <span class="nx">tokType</span><span class="p">,</span> <span class="nx">node</span> <span class="o">=</span> <span class="nx">startNode</span><span class="p">();</span></pre></div>             </td>           </tr>                               <tr id="section-94">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-94">&#182;</a>               </div>               <p>Most types of statements are recognized by the keyword they
 start with. Many are trivial to parse, some require a bit of
 complexity.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">switch</span> <span class="p">(</span><span class="nx">starttype</span><span class="p">)</span> <span class="p">{</span>
     <span class="k">case</span> <span class="nx">_break</span><span class="o">:</span> <span class="k">case</span> <span class="nx">_continue</span><span class="o">:</span>
@@ -802,7 +804,7 @@ complexity.</p>             </td>             <td class="code">               <d
       <span class="k">else</span> <span class="p">{</span>
         <span class="nx">node</span><span class="p">.</span><span class="nx">label</span> <span class="o">=</span> <span class="nx">parseIdent</span><span class="p">();</span>
         <span class="nx">semicolon</span><span class="p">();</span>
-      <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-96">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-96">&#182;</a>               </div>               <p>Verify that there is an actual destination to break or
+      <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-95">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-95">&#182;</a>               </div>               <p>Verify that there is an actual destination to break or
 continue to.</p>             </td>             <td class="code">               <div class="highlight"><pre>      <span class="k">for</span> <span class="p">(</span><span class="kd">var</span> <span class="nx">i</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="nx">i</span> <span class="o">&lt;</span> <span class="nx">labels</span><span class="p">.</span><span class="nx">length</span><span class="p">;</span> <span class="o">++</span><span class="nx">i</span><span class="p">)</span> <span class="p">{</span>
         <span class="kd">var</span> <span class="nx">lab</span> <span class="o">=</span> <span class="nx">labels</span><span class="p">[</span><span class="nx">i</span><span class="p">];</span>
         <span class="k">if</span> <span class="p">(</span><span class="nx">node</span><span class="p">.</span><span class="nx">label</span> <span class="o">==</span> <span class="kc">null</span> <span class="o">||</span> <span class="nx">lab</span><span class="p">.</span><span class="nx">name</span> <span class="o">===</span> <span class="nx">node</span><span class="p">.</span><span class="nx">label</span><span class="p">.</span><span class="nx">name</span><span class="p">)</span> <span class="p">{</span>
@@ -826,7 +828,7 @@ continue to.</p>             </td>             <td class="code">               <
       <span class="nx">expect</span><span class="p">(</span><span class="nx">_while</span><span class="p">);</span>
       <span class="nx">node</span><span class="p">.</span><span class="nx">test</span> <span class="o">=</span> <span class="nx">parseParenExpression</span><span class="p">();</span>
       <span class="nx">semicolon</span><span class="p">();</span>
-      <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;DoWhileStatement&quot;</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-97">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-97">&#182;</a>               </div>               <p>Disambiguating between a <code>for</code> and a <code>for</code>/<code>in</code> loop is
+      <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;DoWhileStatement&quot;</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-96">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-96">&#182;</a>               </div>               <p>Disambiguating between a <code>for</code> and a <code>for</code>/<code>in</code> loop is
 non-trivial. Basically, we have to parse the init <code>var</code>
 statement or expression, disallowing the <code>in</code> operator (see
 the second parameter to <code>parseExpression</code>), and then check
@@ -862,7 +864,7 @@ a regular <code>for</code> loop.</p>             </td>             <td class="co
 
     <span class="k">case</span> <span class="nx">_return</span><span class="o">:</span>
       <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nx">inFunction</span><span class="p">)</span> <span class="nx">raise</span><span class="p">(</span><span class="nx">tokStart</span><span class="p">,</span> <span class="s2">&quot;&#39;return&#39; outside of function&quot;</span><span class="p">);</span>
-      <span class="nx">next</span><span class="p">();</span></pre></div>             </td>           </tr>                               <tr id="section-98">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-98">&#182;</a>               </div>               <p>In <code>return</code> (and <code>break</code>/<code>continue</code>), the keywords with
+      <span class="nx">next</span><span class="p">();</span></pre></div>             </td>           </tr>                               <tr id="section-97">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-97">&#182;</a>               </div>               <p>In <code>return</code> (and <code>break</code>/<code>continue</code>), the keywords with
 optional arguments, we eagerly look for a semicolon or the
 possibility to insert one.</p>             </td>             <td class="code">               <div class="highlight"><pre>      <span class="k">if</span> <span class="p">(</span><span class="nx">eat</span><span class="p">(</span><span class="nx">_semi</span><span class="p">)</span> <span class="o">||</span> <span class="nx">canInsertSemicolon</span><span class="p">())</span> <span class="nx">node</span><span class="p">.</span><span class="nx">argument</span> <span class="o">=</span> <span class="kc">null</span><span class="p">;</span>
       <span class="k">else</span> <span class="p">{</span> <span class="nx">node</span><span class="p">.</span><span class="nx">argument</span> <span class="o">=</span> <span class="nx">parseExpression</span><span class="p">();</span> <span class="nx">semicolon</span><span class="p">();</span> <span class="p">}</span>
@@ -873,7 +875,7 @@ possibility to insert one.</p>             </td>             <td class="code">
       <span class="nx">node</span><span class="p">.</span><span class="nx">discriminant</span> <span class="o">=</span> <span class="nx">parseParenExpression</span><span class="p">();</span>
       <span class="nx">node</span><span class="p">.</span><span class="nx">cases</span> <span class="o">=</span> <span class="p">[];</span>
       <span class="nx">expect</span><span class="p">(</span><span class="nx">_braceL</span><span class="p">);</span>
-      <span class="nx">labels</span><span class="p">.</span><span class="nx">push</span><span class="p">(</span><span class="nx">switchLabel</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-99">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-99">&#182;</a>               </div>               <p>Statements under must be grouped (by label) in SwitchCase
+      <span class="nx">labels</span><span class="p">.</span><span class="nx">push</span><span class="p">(</span><span class="nx">switchLabel</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-98">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-98">&#182;</a>               </div>               <p>Statements under must be grouped (by label) in SwitchCase
 nodes. <code>cur</code> is used to keep the node that we are currently
 adding statements to.</p>             </td>             <td class="code">               <div class="highlight"><pre>      <span class="k">for</span> <span class="p">(</span><span class="kd">var</span> <span class="nx">cur</span><span class="p">,</span> <span class="nx">sawDefault</span><span class="p">;</span> <span class="nx">tokType</span> <span class="o">!=</span> <span class="nx">_braceR</span><span class="p">;)</span> <span class="p">{</span>
         <span class="k">if</span> <span class="p">(</span><span class="nx">tokType</span> <span class="o">===</span> <span class="nx">_case</span> <span class="o">||</span> <span class="nx">tokType</span> <span class="o">===</span> <span class="nx">_default</span><span class="p">)</span> <span class="p">{</span>
@@ -954,7 +956,7 @@ adding statements to.</p>             </td>             <td class="code">
 
     <span class="k">case</span> <span class="nx">_semi</span><span class="o">:</span>
       <span class="nx">next</span><span class="p">();</span>
-      <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;EmptyStatement&quot;</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-100">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-100">&#182;</a>               </div>               <p>If the statement does not start with a statement keyword or a
+      <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;EmptyStatement&quot;</span><span class="p">);</span></pre></div>             </td>           </tr>                               <tr id="section-99">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-99">&#182;</a>               </div>               <p>If the statement does not start with a statement keyword or a
 brace, it's an ExpressionStatement or LabeledStatement. We
 simply start parsing an expression, and afterwards, if the
 next token is a colon and the expression was a simple
@@ -975,13 +977,13 @@ Identifier node, we switch to interpreting it as a label.</p>             </td>
         <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;ExpressionStatement&quot;</span><span class="p">);</span>
       <span class="p">}</span>
     <span class="p">}</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-101">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-101">&#182;</a>               </div>               <p>Used for constructs like <code>switch</code> and <code>if</code> that insist on
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-100">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-100">&#182;</a>               </div>               <p>Used for constructs like <code>switch</code> and <code>if</code> that insist on
 parentheses around their expression.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseParenExpression</span><span class="p">()</span> <span class="p">{</span>
     <span class="nx">expect</span><span class="p">(</span><span class="nx">_parenL</span><span class="p">);</span>
     <span class="kd">var</span> <span class="nx">val</span> <span class="o">=</span> <span class="nx">parseExpression</span><span class="p">();</span>
     <span class="nx">expect</span><span class="p">(</span><span class="nx">_parenR</span><span class="p">);</span>
     <span class="k">return</span> <span class="nx">val</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-102">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-102">&#182;</a>               </div>               <p>Parse a semicolon-enclosed block of statements, handling <code>"use
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-101">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-101">&#182;</a>               </div>               <p>Parse a semicolon-enclosed block of statements, handling <code>"use
 strict"</code> declarations when <code>allowStrict</code> is true (used for
 function bodies).</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseBlock</span><span class="p">(</span><span class="nx">allowStrict</span><span class="p">)</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">node</span> <span class="o">=</span> <span class="nx">startNode</span><span class="p">(),</span> <span class="nx">first</span> <span class="o">=</span> <span class="kc">true</span><span class="p">,</span> <span class="nx">strict</span> <span class="o">=</span> <span class="kc">false</span><span class="p">,</span> <span class="nx">oldStrict</span><span class="p">;</span>
@@ -998,7 +1000,7 @@ function bodies).</p>             </td>             <td class="code">
     <span class="p">}</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">strict</span> <span class="o">&amp;&amp;</span> <span class="o">!</span><span class="nx">oldStrict</span><span class="p">)</span> <span class="nx">setStrict</span><span class="p">(</span><span class="kc">false</span><span class="p">);</span>
     <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;BlockStatement&quot;</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-103">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-103">&#182;</a>               </div>               <p>Parse a regular <code>for</code> loop. The disambiguation code in
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-102">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-102">&#182;</a>               </div>               <p>Parse a regular <code>for</code> loop. The disambiguation code in
 <code>parseStatement</code> will already have parsed the init statement or
 expression.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseFor</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="nx">init</span><span class="p">)</span> <span class="p">{</span>
     <span class="nx">node</span><span class="p">.</span><span class="nx">init</span> <span class="o">=</span> <span class="nx">init</span><span class="p">;</span>
@@ -1010,14 +1012,14 @@ expression.</p>             </td>             <td class="code">               <d
     <span class="nx">node</span><span class="p">.</span><span class="nx">body</span> <span class="o">=</span> <span class="nx">parseStatement</span><span class="p">();</span>
     <span class="nx">labels</span><span class="p">.</span><span class="nx">pop</span><span class="p">();</span>
     <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;ForStatement&quot;</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-104">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-104">&#182;</a>               </div>               <p>Parse a <code>for</code>/<code>in</code> loop.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseForIn</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="nx">init</span><span class="p">)</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-103">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-103">&#182;</a>               </div>               <p>Parse a <code>for</code>/<code>in</code> loop.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseForIn</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="nx">init</span><span class="p">)</span> <span class="p">{</span>
     <span class="nx">node</span><span class="p">.</span><span class="nx">left</span> <span class="o">=</span> <span class="nx">init</span><span class="p">;</span>
     <span class="nx">node</span><span class="p">.</span><span class="nx">right</span> <span class="o">=</span> <span class="nx">parseExpression</span><span class="p">();</span>
     <span class="nx">expect</span><span class="p">(</span><span class="nx">_parenR</span><span class="p">);</span>
     <span class="nx">node</span><span class="p">.</span><span class="nx">body</span> <span class="o">=</span> <span class="nx">parseStatement</span><span class="p">();</span>
     <span class="nx">labels</span><span class="p">.</span><span class="nx">pop</span><span class="p">();</span>
     <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;ForInStatement&quot;</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-105">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-105">&#182;</a>               </div>               <p>Parse a list of variable declarations.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseVar</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="nx">noIn</span><span class="p">)</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-104">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-104">&#182;</a>               </div>               <p>Parse a list of variable declarations.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseVar</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="nx">noIn</span><span class="p">)</span> <span class="p">{</span>
     <span class="nx">node</span><span class="p">.</span><span class="nx">declarations</span> <span class="o">=</span> <span class="p">[];</span>
     <span class="nx">node</span><span class="p">.</span><span class="nx">kind</span> <span class="o">=</span> <span class="s2">&quot;var&quot;</span><span class="p">;</span>
     <span class="k">for</span> <span class="p">(;;)</span> <span class="p">{</span>
@@ -1030,11 +1032,11 @@ expression.</p>             </td>             <td class="code">               <d
       <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nx">eat</span><span class="p">(</span><span class="nx">_comma</span><span class="p">))</span> <span class="k">break</span><span class="p">;</span>
     <span class="p">}</span>
     <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;VariableDeclaration&quot;</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-106">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-106">&#182;</a>               </div>               <h3>Expression parsing</h3>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-107">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-107">&#182;</a>               </div>               <p>These nest, from the most general expression type at the top to
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-105">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-105">&#182;</a>               </div>               <h3>Expression parsing</h3>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-106">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-106">&#182;</a>               </div>               <p>These nest, from the most general expression type at the top to
 'atomic', nondivisible expression types at the bottom. Most of
 the functions will simply let the function(s) below them parse,
 and, <em>if</em> the syntactic construct they handle is present, wrap
-the AST node that the inner parser gave them in another node.</p>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-108">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-108">&#182;</a>               </div>               <p>Parse a full expression. The arguments are used to forbid comma
+the AST node that the inner parser gave them in another node.</p>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-107">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-107">&#182;</a>               </div>               <p>Parse a full expression. The arguments are used to forbid comma
 sequences (in argument lists, array literals, or object literals)
 or the <code>in</code> operator (in for loops initalization expressions).</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseExpression</span><span class="p">(</span><span class="nx">noComma</span><span class="p">,</span> <span class="nx">noIn</span><span class="p">)</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">expr</span> <span class="o">=</span> <span class="nx">parseMaybeAssign</span><span class="p">(</span><span class="nx">noIn</span><span class="p">);</span>
@@ -1045,7 +1047,7 @@ or the <code>in</code> operator (in for loops initalization expressions).</p>
       <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;SequenceExpression&quot;</span><span class="p">);</span>
     <span class="p">}</span>
     <span class="k">return</span> <span class="nx">expr</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-109">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-109">&#182;</a>               </div>               <p>Parse an assignment expression. This includes applications of
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-108">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-108">&#182;</a>               </div>               <p>Parse an assignment expression. This includes applications of
 operators like <code>+=</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseMaybeAssign</span><span class="p">(</span><span class="nx">noIn</span><span class="p">)</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">left</span> <span class="o">=</span> <span class="nx">parseMaybeConditional</span><span class="p">(</span><span class="nx">noIn</span><span class="p">);</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">tokType</span><span class="p">.</span><span class="nx">isAssign</span><span class="p">)</span> <span class="p">{</span>
@@ -1058,7 +1060,7 @@ operators like <code>+=</code>.</p>             </td>             <td class="cod
       <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;AssignmentExpression&quot;</span><span class="p">);</span>
     <span class="p">}</span>
     <span class="k">return</span> <span class="nx">left</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-110">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-110">&#182;</a>               </div>               <p>Parse a ternary conditional (<code>?:</code>) operator.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseMaybeConditional</span><span class="p">(</span><span class="nx">noIn</span><span class="p">)</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-109">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-109">&#182;</a>               </div>               <p>Parse a ternary conditional (<code>?:</code>) operator.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseMaybeConditional</span><span class="p">(</span><span class="nx">noIn</span><span class="p">)</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">expr</span> <span class="o">=</span> <span class="nx">parseExprOps</span><span class="p">(</span><span class="nx">noIn</span><span class="p">);</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">eat</span><span class="p">(</span><span class="nx">_question</span><span class="p">))</span> <span class="p">{</span>
       <span class="kd">var</span> <span class="nx">node</span> <span class="o">=</span> <span class="nx">startNodeFrom</span><span class="p">(</span><span class="nx">expr</span><span class="p">);</span>
@@ -1069,9 +1071,9 @@ operators like <code>+=</code>.</p>             </td>             <td class="cod
       <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;ConditionalExpression&quot;</span><span class="p">);</span>
     <span class="p">}</span>
     <span class="k">return</span> <span class="nx">expr</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-111">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-111">&#182;</a>               </div>               <p>Start the precedence parser.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseExprOps</span><span class="p">(</span><span class="nx">noIn</span><span class="p">)</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-110">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-110">&#182;</a>               </div>               <p>Start the precedence parser.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseExprOps</span><span class="p">(</span><span class="nx">noIn</span><span class="p">)</span> <span class="p">{</span>
     <span class="k">return</span> <span class="nx">parseExprOp</span><span class="p">(</span><span class="nx">parseMaybeUnary</span><span class="p">(),</span> <span class="o">-</span><span class="mi">1</span><span class="p">,</span> <span class="nx">noIn</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-112">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-112">&#182;</a>               </div>               <p>Parse binary operators with the operator precedence parsing
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-111">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-111">&#182;</a>               </div>               <p>Parse binary operators with the operator precedence parsing
 algorithm. <code>left</code> is the left-hand side of the operator.
 <code>minPrec</code> provides context that allows the function to stop and
 defer further parser to one of its callers when it encounters an
@@ -1089,7 +1091,7 @@ operator that has a lower precedence than the set it is parsing.</p>
       <span class="p">}</span>
     <span class="p">}</span>
     <span class="k">return</span> <span class="nx">left</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-113">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-113">&#182;</a>               </div>               <p>Parse unary operators, both prefix and postfix.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseMaybeUnary</span><span class="p">()</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-112">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-112">&#182;</a>               </div>               <p>Parse unary operators, both prefix and postfix.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseMaybeUnary</span><span class="p">()</span> <span class="p">{</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">tokType</span><span class="p">.</span><span class="nx">prefix</span><span class="p">)</span> <span class="p">{</span>
       <span class="kd">var</span> <span class="nx">node</span> <span class="o">=</span> <span class="nx">startNode</span><span class="p">(),</span> <span class="nx">update</span> <span class="o">=</span> <span class="nx">tokType</span><span class="p">.</span><span class="nx">isUpdate</span><span class="p">;</span>
       <span class="nx">node</span><span class="p">.</span><span class="nx">operator</span> <span class="o">=</span> <span class="nx">tokVal</span><span class="p">;</span>
@@ -1114,7 +1116,7 @@ operator that has a lower precedence than the set it is parsing.</p>
       <span class="nx">expr</span> <span class="o">=</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;UpdateExpression&quot;</span><span class="p">);</span>
     <span class="p">}</span>
     <span class="k">return</span> <span class="nx">expr</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-114">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-114">&#182;</a>               </div>               <p>Parse call, dot, and <code>[]</code>-subscript expressions.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseExprSubscripts</span><span class="p">()</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-113">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-113">&#182;</a>               </div>               <p>Parse call, dot, and <code>[]</code>-subscript expressions.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseExprSubscripts</span><span class="p">()</span> <span class="p">{</span>
     <span class="k">return</span> <span class="nx">parseSubscripts</span><span class="p">(</span><span class="nx">parseExprAtom</span><span class="p">());</span>
   <span class="p">}</span>
 
@@ -1138,7 +1140,7 @@ operator that has a lower precedence than the set it is parsing.</p>
       <span class="nx">node</span><span class="p">.</span><span class="nx">arguments</span> <span class="o">=</span> <span class="nx">parseExprList</span><span class="p">(</span><span class="nx">_parenR</span><span class="p">,</span> <span class="kc">false</span><span class="p">);</span>
       <span class="k">return</span> <span class="nx">parseSubscripts</span><span class="p">(</span><span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;CallExpression&quot;</span><span class="p">),</span> <span class="nx">noCalls</span><span class="p">);</span>
     <span class="p">}</span> <span class="k">else</span> <span class="k">return</span> <span class="nx">base</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-115">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-115">&#182;</a>               </div>               <p>Parse an atomic expression — either a single token that is an
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-114">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-114">&#182;</a>               </div>               <p>Parse an atomic expression — either a single token that is an
 expression, an expression started by a keyword like <code>function</code> or
 <code>new</code>, or an expression wrapped in punctuation like <code>()</code>, <code>[]</code>,
 or <code>{}</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseExprAtom</span><span class="p">()</span> <span class="p">{</span>
@@ -1198,7 +1200,7 @@ or <code>{}</code>.</p>             </td>             <td class="code">
     <span class="k">default</span><span class="o">:</span>
       <span class="nx">unexpected</span><span class="p">();</span>
     <span class="p">}</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-116">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-116">&#182;</a>               </div>               <p>New's precedence is slightly tricky. It must allow its argument
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-115">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-115">&#182;</a>               </div>               <p>New's precedence is slightly tricky. It must allow its argument
 to be a <code>[]</code> or dot subscript expression, but not a call — at
 least, not without wrapping it in parentheses. Thus, it uses the</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseNew</span><span class="p">()</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">node</span> <span class="o">=</span> <span class="nx">startNode</span><span class="p">();</span>
@@ -1207,7 +1209,7 @@ least, not without wrapping it in parentheses. Thus, it uses the</p>
     <span class="k">if</span> <span class="p">(</span><span class="nx">eat</span><span class="p">(</span><span class="nx">_parenL</span><span class="p">))</span> <span class="nx">node</span><span class="p">.</span><span class="nx">arguments</span> <span class="o">=</span> <span class="nx">parseExprList</span><span class="p">(</span><span class="nx">_parenR</span><span class="p">,</span> <span class="kc">false</span><span class="p">);</span>
     <span class="k">else</span> <span class="nx">node</span><span class="p">.</span><span class="nx">arguments</span> <span class="o">=</span> <span class="nx">empty</span><span class="p">;</span>
     <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="s2">&quot;NewExpression&quot;</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-117">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-117">&#182;</a>               </div>               <p>Parse an object literal.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseObj</span><span class="p">()</span> <span class="p">{</span>
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-116">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-116">&#182;</a>               </div>               <p>Parse an object literal.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseObj</span><span class="p">()</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">node</span> <span class="o">=</span> <span class="nx">startNode</span><span class="p">(),</span> <span class="nx">first</span> <span class="o">=</span> <span class="kc">true</span><span class="p">,</span> <span class="nx">sawGetSet</span> <span class="o">=</span> <span class="kc">false</span><span class="p">;</span>
     <span class="nx">node</span><span class="p">.</span><span class="nx">properties</span> <span class="o">=</span> <span class="p">[];</span>
     <span class="nx">next</span><span class="p">();</span>
@@ -1228,7 +1230,7 @@ least, not without wrapping it in parentheses. Thus, it uses the</p>
         <span class="nx">prop</span><span class="p">.</span><span class="nx">key</span> <span class="o">=</span> <span class="nx">parsePropertyName</span><span class="p">();</span>
         <span class="k">if</span> <span class="p">(</span><span class="nx">tokType</span> <span class="o">!==</span> <span class="nx">_parenL</span><span class="p">)</span> <span class="nx">unexpected</span><span class="p">();</span>
         <span class="nx">prop</span><span class="p">.</span><span class="nx">value</span> <span class="o">=</span> <span class="nx">parseFunction</span><span class="p">(</span><span class="nx">startNode</span><span class="p">(),</span> <span class="kc">false</span><span class="p">);</span>
-      <span class="p">}</span> <span class="k">else</span> <span class="nx">unexpected</span><span class="p">();</span></pre></div>             </td>           </tr>                               <tr id="section-118">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-118">&#182;</a>               </div>               <p>getters and setters are not allowed to clash — either with
+      <span class="p">}</span> <span class="k">else</span> <span class="nx">unexpected</span><span class="p">();</span></pre></div>             </td>           </tr>                               <tr id="section-117">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-117">&#182;</a>               </div>               <p>getters and setters are not allowed to clash — either with
 each other or with an init property — and in strict mode,
 init properties are also not allowed to be repeated.</p>             </td>             <td class="code">               <div class="highlight"><pre>      <span class="k">if</span> <span class="p">(</span><span class="nx">prop</span><span class="p">.</span><span class="nx">key</span><span class="p">.</span><span class="nx">type</span> <span class="o">===</span> <span class="s2">&quot;Identifier&quot;</span> <span class="o">&amp;&amp;</span> <span class="p">(</span><span class="nx">strict</span> <span class="o">||</span> <span class="nx">sawGetSet</span><span class="p">))</span> <span class="p">{</span>
         <span class="k">for</span> <span class="p">(</span><span class="kd">var</span> <span class="nx">i</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="nx">i</span> <span class="o">&lt;</span> <span class="nx">node</span><span class="p">.</span><span class="nx">properties</span><span class="p">.</span><span class="nx">length</span><span class="p">;</span> <span class="o">++</span><span class="nx">i</span><span class="p">)</span> <span class="p">{</span>
@@ -1249,7 +1251,7 @@ init properties are also not allowed to be repeated.</p>             </td>
   <span class="kd">function</span> <span class="nx">parsePropertyName</span><span class="p">()</span> <span class="p">{</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">tokType</span> <span class="o">===</span> <span class="nx">_num</span> <span class="o">||</span> <span class="nx">tokType</span> <span class="o">===</span> <span class="nx">_string</span><span class="p">)</span> <span class="k">return</span> <span class="nx">parseExprAtom</span><span class="p">();</span>
     <span class="k">return</span> <span class="nx">parseIdent</span><span class="p">(</span><span class="kc">true</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-119">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-119">&#182;</a>               </div>               <p>Parse a function declaration or literal (depending on the
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-118">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-118">&#182;</a>               </div>               <p>Parse a function declaration or literal (depending on the
 <code>isStatement</code> parameter).</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseFunction</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="nx">isStatement</span><span class="p">)</span> <span class="p">{</span>
     <span class="k">if</span> <span class="p">(</span><span class="nx">tokType</span> <span class="o">===</span> <span class="nx">_name</span><span class="p">)</span> <span class="nx">node</span><span class="p">.</span><span class="nx">id</span> <span class="o">=</span> <span class="nx">parseIdent</span><span class="p">();</span>
     <span class="k">else</span> <span class="k">if</span> <span class="p">(</span><span class="nx">isStatement</span><span class="p">)</span> <span class="nx">unexpected</span><span class="p">();</span>
@@ -1260,11 +1262,11 @@ init properties are also not allowed to be repeated.</p>             </td>
     <span class="k">while</span> <span class="p">(</span><span class="o">!</span><span class="nx">eat</span><span class="p">(</span><span class="nx">_parenR</span><span class="p">))</span> <span class="p">{</span>
       <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nx">first</span><span class="p">)</span> <span class="nx">expect</span><span class="p">(</span><span class="nx">_comma</span><span class="p">);</span> <span class="k">else</span> <span class="nx">first</span> <span class="o">=</span> <span class="kc">false</span><span class="p">;</span>
       <span class="nx">node</span><span class="p">.</span><span class="nx">params</span><span class="p">.</span><span class="nx">push</span><span class="p">(</span><span class="nx">parseIdent</span><span class="p">());</span>
-    <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-120">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-120">&#182;</a>               </div>               <p>Start a new scope with regard to labels and the <code>inFunction</code>
+    <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-119">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-119">&#182;</a>               </div>               <p>Start a new scope with regard to labels and the <code>inFunction</code>
 flag (restore them to their old value afterwards).</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="kd">var</span> <span class="nx">oldInFunc</span> <span class="o">=</span> <span class="nx">inFunction</span><span class="p">,</span> <span class="nx">oldLabels</span> <span class="o">=</span> <span class="nx">labels</span><span class="p">;</span>
     <span class="nx">inFunction</span> <span class="o">=</span> <span class="kc">true</span><span class="p">;</span> <span class="nx">labels</span> <span class="o">=</span> <span class="p">[];</span>
     <span class="nx">node</span><span class="p">.</span><span class="nx">body</span> <span class="o">=</span> <span class="nx">parseBlock</span><span class="p">(</span><span class="kc">true</span><span class="p">);</span>
-    <span class="nx">inFunction</span> <span class="o">=</span> <span class="nx">oldInFunc</span><span class="p">;</span> <span class="nx">labels</span> <span class="o">=</span> <span class="nx">oldLabels</span><span class="p">;</span></pre></div>             </td>           </tr>                               <tr id="section-121">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-121">&#182;</a>               </div>               <p>If this is a strict mode function, verify that argument names
+    <span class="nx">inFunction</span> <span class="o">=</span> <span class="nx">oldInFunc</span><span class="p">;</span> <span class="nx">labels</span> <span class="o">=</span> <span class="nx">oldLabels</span><span class="p">;</span></pre></div>             </td>           </tr>                               <tr id="section-120">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-120">&#182;</a>               </div>               <p>If this is a strict mode function, verify that argument names
 are not repeated, and it does not try to bind the words <code>eval</code>
 or <code>arguments</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">if</span> <span class="p">(</span><span class="nx">strict</span> <span class="o">||</span> <span class="nx">node</span><span class="p">.</span><span class="nx">body</span><span class="p">.</span><span class="nx">body</span><span class="p">.</span><span class="nx">length</span> <span class="o">&amp;&amp;</span> <span class="nx">isUseStrict</span><span class="p">(</span><span class="nx">node</span><span class="p">.</span><span class="nx">body</span><span class="p">.</span><span class="nx">body</span><span class="p">[</span><span class="mi">0</span><span class="p">]))</span> <span class="p">{</span>
       <span class="k">for</span> <span class="p">(</span><span class="kd">var</span> <span class="nx">i</span> <span class="o">=</span> <span class="nx">node</span><span class="p">.</span><span class="nx">id</span> <span class="o">?</span> <span class="o">-</span><span class="mi">1</span> <span class="o">:</span> <span class="mi">0</span><span class="p">;</span> <span class="nx">i</span> <span class="o">&lt;</span> <span class="nx">node</span><span class="p">.</span><span class="nx">params</span><span class="p">.</span><span class="nx">length</span><span class="p">;</span> <span class="o">++</span><span class="nx">i</span><span class="p">)</span> <span class="p">{</span>
@@ -1277,7 +1279,7 @@ or <code>arguments</code>.</p>             </td>             <td class="code">
     <span class="p">}</span>
 
     <span class="k">return</span> <span class="nx">finishNode</span><span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="nx">isStatement</span> <span class="o">?</span> <span class="s2">&quot;FunctionDeclaration&quot;</span> <span class="o">:</span> <span class="s2">&quot;FunctionExpression&quot;</span><span class="p">);</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-122">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-122">&#182;</a>               </div>               <p>Parses a comma-separated list of expressions, and returns them as
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-121">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-121">&#182;</a>               </div>               <p>Parses a comma-separated list of expressions, and returns them as
 an array. <code>close</code> is the token type that ends the list, and
 <code>allowEmpty</code> can be turned on to allow subsequent commas with
 nothing in between them to be parsed as <code>null</code> (which is needed
@@ -1293,7 +1295,7 @@ for array literals).</p>             </td>             <td class="code">
       <span class="k">else</span> <span class="nx">elts</span><span class="p">.</span><span class="nx">push</span><span class="p">(</span><span class="nx">parseExpression</span><span class="p">(</span><span class="kc">true</span><span class="p">));</span>
     <span class="p">}</span>
     <span class="k">return</span> <span class="nx">elts</span><span class="p">;</span>
-  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-123">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-123">&#182;</a>               </div>               <p>Parse the next token as an identifier. If <code>liberal</code> is true (used
+  <span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-122">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-122">&#182;</a>               </div>               <p>Parse the next token as an identifier. If <code>liberal</code> is true (used
 when parsing properties), it will also convert keywords into
 identifiers.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="kd">function</span> <span class="nx">parseIdent</span><span class="p">(</span><span class="nx">liberal</span><span class="p">)</span> <span class="p">{</span>
     <span class="kd">var</span> <span class="nx">node</span> <span class="o">=</span> <span class="nx">startNode</span><span class="p">();</span>