771003 - JavaScript function search

Status: RESOLVED WONTFIX

(Webtools Graveyard :: DXR, enhancement)

Description

[Matthew N. [:MattN]]

On MXR an identifier search includes JavaScript files and the definition of a function with that identifier will show in the section "Defined as a function in:" (see URL for example).  This makes it really easy to find the definition because I don't have to wade through the other results.

Comment 1

[(no longer active)]

This will require js static analysis, which is a future goal.

Comment 2

[Erik Rose [:erik][:erikrose]]

Started putting JS static analysis into my head the other day. Because JS is so dynamic, the state of the art would give us a probabilistic statement of

Comment 3

[Erik Rose [:erik][:erikrose]]

Gah. Ignore last comment. I just meant to change the bug title.

Comment 4

[Erik Rose [:erik][:erikrose]]

Some basic JS analysis plus https://wiki.mozilla.org/DXR_Result_Mixing should take care of this. It's still a very early sketch, but have a look and scream if it doesn't solve your use case. :-)

Comment 5

[Peter Elmers [:new_one]]

Landed with https://github.com/mozilla/dxr/pull/546.

See https://dxr.mozilla.org/mozilla-central/search?q=id%3AopenUILinkIn

Comment 6

[Erik Rose [:erik][:erikrose]]

Though we don't really provide a function-only (vs. var) search yet, right?

Comment 7

[Peter Elmers [:new_one]]

Right, it does not currently track the distinction between "var foo = 3;" and "var foo = function() {};" if they're in the same scope (or both in global scope).

Comment 8

[Sylvestre Ledru [:Sylvestre]]

DXR is no longer available. Searchfox is now replacing it.
See meta bug 1669906 & https://groups.google.com/g/mozilla.dev.platform/c/jDRjrq3l-CY for more details.