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remove obsolete .scope workaround

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This commit is contained in:
alexlamsl 2017-11-05 20:04:35 +08:00
parent 8698e8254a
commit 131fb219a5
1 changed files with 1 additions and 17 deletions
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18
lib/compress.js
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@ -3530,6 +3530,7 @@ merge(Compressor.prototype, {
&& !exp.uses_arguments && !exp.uses_arguments
&& !exp.uses_eval && !exp.uses_eval
&& exp.body.length == 1 && exp.body.length == 1
&& !exp.contains_this()
&& all(exp.argnames, function(arg) { && all(exp.argnames, function(arg) {
return arg.__unused; return arg.__unused;
}) })
@ -3543,23 +3544,6 @@ merge(Compressor.prototype, {
expression: stat.body expression: stat.body
}); });
} }
if (value) {
var tw = new TreeWalker(function(node) {
if (!value) return true;
if (node instanceof AST_SymbolRef) {
var ref = node.scope.find_variable(node);
if (ref && ref.scope.parent_scope === fn.parent_scope) {
value = null;
return true;
}
}
if (node instanceof AST_This && !tw.find_parent(AST_Scope)) {
value = null;
return true;
}
});
value.walk(tw);
}
if (value) { if (value) {
var args = self.args.concat(value); var args = self.args.concat(value);
return make_sequence(self, args).optimize(compressor); return make_sequence(self, args).optimize(compressor);