John did you want to propose an alternative? Maybe: A "name" parameter for inline scripts and eval? This might work for "sourceUrl" but might be limiting for "soureMappingUrl".
On Sun, Mar 30, 2014 at 6:25 PM, John Barton <[email protected]> wrote: > Hi Mark. I implemented the first sourceURL support, for Firebug back in > the day. It's a kludge we worked out because there was no alternative. It > forces debuggers seek the ends of buffers even if they are millions of > bytes and even if the the name does not turn out to be the one the dev was > interested in. It forces developers to use a whacky naming 'API' involving > funky characters and special strings. > > //# sourceURL woulds well in Firebug, Chrome Devtools, and IE as far as I > know. It fails in Chrome devtools in two cases, for early compiles before > devtools is opened (known limitation) and when using the relatively new > devtools workspaces in some complicated cases. Otherwise you should report > bugs if it fails for you. > > When new API arrives we don't have to miss the opportunity to do better. > > Your references also include source-map discussion which uses same kludgy > API. Based on my experience, I think the low reliability of source-maps is > partly due to difficulty in testing and reporting bugs with the generated > maps. I thought the maps I created for traceur were fine, but later I > discovered that the ends of ASTs were not handled correctly but all the > user can observe is "the sourcemap gives wacky results, sometimes". > > jjb > > > On Fri, Mar 28, 2014 at 11:55 AM, Sebastian Zartner < > [email protected]> wrote: > >> Hi John, supposedly < >>> https://developers.google.com/chrome-developer-tools/docs/javascript-debugging#breakpoints-dynamic-javascript> >>> and < >>> http://www.html5rocks.com/en/tutorials/developertools/sourcemaps/#toc-sourceurl> >>> document the emerging de facto std for providing this name to the existing >>> API. However, I have not seen it work on any browser. See point #5 at < >>> https://mail.mozilla.org/pipermail/es-discuss/2014-March/036642.html>. >>> Am I doing something wrong here that account for my not seeing this, or >>> does it in fact not work anywhere? >>> >> >> sourceURL and displayName are also working in Firefox. Not consistently >> yet, though. FWIW Firebug is making use of these in it's 2.0 alpha 1 >> version. See >> http://www.softwareishard.com/blog/firebug/firebug-2-support-for-dynamic-scripts/ >> . >> Would be great if these could be standardized. >> >> Sebastian >> > > > _______________________________________________ > es-discuss mailing list > [email protected] > https://mail.mozilla.org/listinfo/es-discuss > >
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