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fix tree traversal on AST_Do (#3047)

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fixes #3046
This commit is contained in:
Alex Lam S.L
2018-04-02 22:31:23 +08:00
committed by GitHub
parent fcf542f262
commit e67553fa55
3 changed files with 34 additions and 14 deletions
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15
lib/compress.js
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@@ -530,12 +530,11 @@ merge(Compressor.prototype, {
tw.safe_ids = save_ids;
return true;
});
def(AST_Do, function(tw) {
def(AST_DWLoop, function(tw, descend) {
var saved_loop = tw.in_loop;
tw.in_loop = this;
push(tw);
this.body.walk(tw);
this.condition.walk(tw);
descend();
pop(tw);
tw.in_loop = saved_loop;
return true;
@@ -714,16 +713,6 @@ merge(Compressor.prototype, {
}
}
});
def(AST_While, function(tw) {
var saved_loop = tw.in_loop;
tw.in_loop = this;
push(tw);
this.condition.walk(tw);
this.body.walk(tw);
pop(tw);
tw.in_loop = saved_loop;
return true;
});
})(function(node, func){
node.DEFMETHOD("reduce_vars", func);
});