Fix duplicate extmarks in Zig

CHANGELOG.rst

@@ -16,6 +16,7 @@ Fixed
 =====
 
 - Common Lisp query: duplicate extmarks on some delimiters
+- Zig query: duplicate extmarks on some delimiters
 - Make a better effort to make parentheses in Vim script expressions work (there
   is only so much that can be done though)
 

queries/zig/rainbow-delimiters.scm

@@ -89,6 +89,8 @@
   "|" @delimiter @sentinel) @container
 
 (PtrListPayload
+  ;; Without the anchor the @delimiter will be matched three times
+  .
   "|" @delimiter
   "|" @delimiter @sentinel) @container
 

test/highlight/spec/zig/rainbow-delimiters/regular.zig.lua

@@ -563,12 +563,6 @@ return {
       hl_group = "RainbowDelimiterBlue",
       start_col = 32,
       start_row = 61
-    }, {
-      end_col = 33,
-      end_row = 61,
-      hl_group = "RainbowDelimiterBlue",
-      start_col = 32,
-      start_row = 61
     }, {
       end_col = 35,
       end_row = 61,