more compiler fixes

2026-05-04 00:14:47 -07:00
parent 8a508ad7cc
commit d136bd62f7
7 changed files with 87 additions and 47 deletions
--- a/doc/fwl_grammar.md
+++ b/doc/fwl_grammar.md
@@ -165,6 +165,7 @@ pat             ::= wildcardPat          -- _
                  | bytesPat             -- [ byteElem* ]
                  | recordPat            -- Ctor { field = lit, ... }
                  | namedOrCtorPat       -- Ctor(p,...) or bare identifier
+                  | pat "|" pat          -- Or-pattern

 wildcardPat     ::= "_"
 framePat        ::= "Frame" "(" frameArgs ")"