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minor clean-ups to evaluate (#2197)

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This commit is contained in:
Alex Lam S.L
2017-07-03 18:52:39 +08:00
committed by GitHub
parent af0262b7e5
commit 5f046c724b
1 changed files with 27 additions and 30 deletions
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57
lib/compress.js
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@@ -1692,12 +1692,9 @@ merge(Compressor.prototype, {
}); });
def(AST_SymbolRef, function(compressor){ def(AST_SymbolRef, function(compressor){
if (!compressor.option("reduce_vars")) return this; if (!compressor.option("reduce_vars")) return this;
this._eval = return_this;
var fixed = this.fixed_value(); var fixed = this.fixed_value();
if (!fixed) { if (!fixed) return this;
delete this._eval; this._eval = return_this;
return this;
}
var value = ev(fixed, compressor); var value = ev(fixed, compressor);
if (value === fixed) { if (value === fixed) {
delete this._eval; delete this._eval;
@@ -1729,41 +1726,41 @@ merge(Compressor.prototype, {
return this; return this;
}); });
var object_fns = [ var object_fns = [
'constructor', "constructor",
'toString', "toString",
'valueOf', "valueOf",
]; ];
var native_fns = { var native_fns = {
Array: makePredicate([ Array: makePredicate([
'indexOf', "indexOf",
'join', "join",
'lastIndexOf', "lastIndexOf",
'slice', "slice",
].concat(object_fns)), ].concat(object_fns)),
Boolean: makePredicate(object_fns), Boolean: makePredicate(object_fns),
Number: makePredicate([ Number: makePredicate([
'toExponential', "toExponential",
'toFixed', "toFixed",
'toPrecision', "toPrecision",
].concat(object_fns)), ].concat(object_fns)),
RegExp: makePredicate([ RegExp: makePredicate([
'test', "test",
].concat(object_fns)), ].concat(object_fns)),
String: makePredicate([ String: makePredicate([
'charAt', "charAt",
'charCodeAt', "charCodeAt",
'concat', "concat",
'indexOf', "indexOf",
'italics', "italics",
'lastIndexOf', "lastIndexOf",
'match', "match",
'replace', "replace",
'search', "search",
'slice', "slice",
'split', "split",
'substr', "substr",
'substring', "substring",
'trim', "trim",
].concat(object_fns)), ].concat(object_fns)),
}; };
def(AST_Call, function(compressor){ def(AST_Call, function(compressor){