tree cbca49f4c07fd42c4eae42fbbf7a4ff2e2da6418
parent 38a114dca0a705be8cd2656b48088489b783c853
author Marcel van Lohuizen <mpvl@golang.org> 1585908233 +0200
committer Marcel van Lohuizen <mpvl@golang.org> 1585916936 +0000

internal/diff: avoid cycle when diffing

Also introduce a MaxDepth constant and use it
consistently.

Change-Id: I82d07ae3fdad903382a8291743f0beeabb147ce9
Reviewed-on: https://cue-review.googlesource.com/c/cue/+/5460
Reviewed-by: Marcel van Lohuizen <mpvl@golang.org>