Sweet. Thanks for the quick responses =D
On Fri, Feb 7, 2014 at 11:24 PM, Erik Arvidsson <[email protected]>wrote: > Function name is in the latest ES6 draft. > > On Fri Feb 07 2014 at 11:15:31 PM, Timothy Quinn <[email protected]> > wrote: > >> Digging into ECMA-262, I cannot find this noted but it appears to be >> implemented in V8 and SpiderMonkey. >> >> Mozilla states this as >> non-standard<https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/name>so >> I am guessing that its not documented in ECMA-262. >> >> Is this defined in the specification or did I miss it? If not, +1 on its >> standardization into the specification. >> >> - Tim >> >> >> On Fri, Feb 7, 2014 at 10:52 PM, Timothy Quinn <[email protected]>wrote: >> >> LOL. I did not realize that was implemented already :) >> >> Thanks, >> - Tim >> >> >> On Fri, Feb 7, 2014 at 10:28 PM, Domenic Denicola < >> [email protected]> wrote: >> >> o.constructor.name seems good? >> ------------------------------ >> From: Timothy Quinn <[email protected]> >> Sent: 2/7/2014 22:26 >> To: [email protected] >> Subject: Efficient determination of implemented class name >> >> An area of challenge in JavaScript is the ability to detect a >> JavaScript objects implemented class name. I have done this in the past >> with some success by parsing the objects constructor but I know that this >> depends on the Object constructor being named and is not very efficient as >> it requires the processing of a large string. >> >> Is it possible to include into the ECMA Specification a method of Object >> that returns the constructor function name which can be subsequently be >> used as an efficient class name detection mechanism? Maybe >> <Object>.getFunctionName(). >> >> My current current slow but steady method for detecting classes is as >> follows: >> >> function objClassName(o){ >> if(o===undefined){return "(undefined)" } >> if(o===null){return "(null)" } >> var a=/function\s+(.+)\s*\(.*\)\s*\{/.exec(o.constructor) >> return (a && a[1] ? a[1] : "(unknown)") >> }; >> >> Thanks! >> Tim >> >> >> >>
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