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ignore unknown nodes in traversal

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Sebastian McKenzie 2014-11-16 18:52:54 +11:00
parent f1183505b1
commit 2b82f2bcc2
1 changed files with 1 additions and 1 deletions
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lib/6to5/traverse/index.js
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@ -18,7 +18,7 @@ function traverse(parent, callbacks, opts) {
// unknown node type to traverse
var keys = t.VISITOR_KEYS[parent.type];
if (!keys) throw new Error("unknown node " + parent.type);
if (!keys) return;
opts = opts || {};
if (_.isArray(opts)) opts = { blacklist: opts };