16 lines
524 B
JavaScript
16 lines
524 B
JavaScript
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var setDesc = require('./$').setDesc
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, createDesc = require('./$.property-desc')
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, has = require('./$.has')
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, FProto = Function.prototype
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, nameRE = /^\s*function ([^ (]*)/
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, NAME = 'name';
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// 19.2.4.2 name
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NAME in FProto || require('./$.descriptors') && setDesc(FProto, NAME, {
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configurable: true,
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get: function(){
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var match = ('' + this).match(nameRE)
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, name = match ? match[1] : '';
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has(this, NAME) || setDesc(this, NAME, createDesc(5, name));
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return name;
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}
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});
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