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Mihai Bazon
2012-09-25 12:48:36 +03:00
parent ea6d1ea701
commit e836e2ae5f
1 changed files with 18 additions and 5 deletions
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23
lib/compress.js
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@@ -768,21 +768,34 @@ function Compressor(options, false_by_default) {
/* -----[ node squeezers ]----- */
SQUEEZE(AST_Directive, function(self, compressor){
if (self.hoisted || self.scope.has_directive(self.value) !== self.scope) {
return new AST_EmptyStatement(self);
return self.optimize(compressor);
});
AST_Directive.DEFMETHOD("optimize", function(compressor){
if (this.hoisted || this.scope.has_directive(this.value) !== this.scope) {
return make_node(AST_EmptyStatement, this);
}
return self;
return this;
});
SQUEEZE(AST_Debugger, function(self, compressor){
return self.optimize(compressor);
});
AST_Debugger.DEFMETHOD("optimize", function(compressor){
if (compressor.option("drop_debugger"))
return new AST_EmptyStatement(self);
return make_node(AST_EmptyStatement, this);
return this;
});
SQUEEZE(AST_LabeledStatement, function(self, compressor){
self = self.clone();
self.body = self.body.squeeze(compressor);
return self.label.references.length == 0 ? self.body : self;
return self.optimize(compressor);
});
AST_LabeledStatement.DEFMETHOD("optimize", function(){
return this.label.references.length == 0 ? this.body : this;
});
SQUEEZE(AST_Statement, function(self, compressor){