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Loose: Added support for assignment patterns to expression and variables.

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Ingvar Stepanyan 2014-10-26 23:32:35 +02:00 committed by Marijn Haverbeke
parent c5145cedb2
commit 4879af22d1
1 changed files with 5 additions and 6 deletions
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11
acorn_loose.js
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@ -498,13 +498,12 @@
function parseVar(node, noIn) {
node.declarations = [];
node.kind = "var";
while (token.type === tt.name) {
do {
var decl = startNode();
decl.id = parseIdent();
decl.id = options.ecmaVersion >= 6 ? toAssignable(parseExprAtom()) : parseIdent();
decl.init = eat(tt.eq) ? parseExpression(true, noIn) : null;
node.declarations.push(finishNode(decl, "VariableDeclarator"));
if (!eat(tt.comma)) break;
}
} while (eat(tt.comma));
if (!node.declarations.length) {
var decl = startNode();
decl.id = dummyIdent();
@ -541,7 +540,7 @@
if (token.type.isAssign) {
var node = startNodeAt(start);
node.operator = token.value;
node.left = checkLVal(left);
node.left = token.type === tt.eq ? toAssignable(left) : checkLVal(left);
next();
node.right = parseMaybeAssign(noIn);
return finishNode(node, "AssignmentExpression");
@ -821,7 +820,7 @@
break;
}
}
return node;
return checkLVal(node);
}
function parseFunctionParams(node) {