tree b3c49143ae7c32a69c792564f35bc3fa5cef050f
parent a3f234c7060b76a4397c2c38dc778a1f82d7fa17
author Josh Bleecher Snyder <josharian@gmail.com> 1579671894 -0800
committer Josh Bleecher Snyder <josharian@gmail.com> 1582249681 +0000

cmd/compile: extract function for splitting up x:(Foo) in rewrite rule fragments

We had three implementations.

Refactor, and document the shared implementation.

While we're here, improve the docs for func unbalanced.

Change-Id: I612cce79de15a864247afe377d3739d04a56b9bc
Reviewed-on: https://go-review.googlesource.com/c/go/+/216219
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
Reviewed-by: Daniel Martí <mvdan@mvdan.cc>