Add ref to carbon-language#157.

Co-authored-by: Geoff Romer <[email protected]>
zygoloid · Sep 20, 2022 · bbfccab · bbfccab
1 parent 68de53b
commit bbfccab
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/proposals/p2188.md b/proposals/p2188.md
@@ -625,8 +625,8 @@ require opt-in.
 
 ### User-defined pattern matching
 
-We could provide some mechanism for allowing a user-defined type to specify how
-it can be matched by patterns.
+We plan to provide a mechanism for allowing a user-defined type to specify how
+it can be matched by patterns. See [p0157.md](p0157) for details.
 
 ### Matching classes with struct patterns