Show location of `>>>` / `/deep/` in the `...combinators have been deprecated` message

[jacekkarczmarczyk]

What problem does this feature solve?

When using >>> or /deep/ (or probably also v-deep) combinators the warning message doesn't provide the location of where these combinators were used:

What does the proposed API look like?

Show the filename / line of the >>>//deep//v-deep combinator

[emosheeep]

sounds helpful to locate the trouble 😄

[MooseSaeed]

YESSS, definitely we need this. I'm going crazy because all the warnings about v-deep and I swear to god I remove them all.

[emosheeep]

Maybe there is an other way to locate >>> and /deep/ which are special enough, just take a global search like this: