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minor clean up

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This commit is contained in:
alexlamsl 2017-10-23 00:05:57 +08:00
parent 01ee71a1dd
commit 127ab175f0
1 changed files with 3 additions and 2 deletions
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5
lib/compress.js
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@ -2374,7 +2374,8 @@ merge(Compressor.prototype, {
}
return node;
}
if (node instanceof AST_Definitions && !(tt.parent() instanceof AST_ForIn && tt.parent().init === node)) {
var parent = tt.parent();
if (node instanceof AST_Definitions && !(parent instanceof AST_ForIn && parent.init === node)) {
// place uninitialized names at the start
var body = [], head = [], tail = [];
// for unused names whose initialization has
@ -2466,7 +2467,7 @@ merge(Compressor.prototype, {
&& !((def = def.definition()).id in in_use_ids)
&& self.variables.get(def.name) === def) {
if (node instanceof AST_Assign) {
return maintain_this_binding(tt.parent(), node, node.right.transform(tt));
return maintain_this_binding(parent, node, node.right.transform(tt));
}
return make_node(AST_Number, node, {
value: 0