Allow optional trailing , in lists.

savonet · Nov 1, 2023 · cff1fea · cff1fea
1 parent 91e8f94
commit cff1fea
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Showing 3 changed files with 62,887 additions and 62,786 deletions.
diff --git a/grammar.js b/grammar.js
@@ -557,7 +557,11 @@ module.exports = grammar({
       choice(alias($._inner_list_spread, $.spread), $._expr),
 
     _inner_list: $ =>
-      seq(repeat(seq($._inner_list_item, ",")), $._inner_list_item),
+      seq(
+        repeat(seq($._inner_list_item, ",")),
+        $._inner_list_item,
+        optional(","),
+      ),
 
     list: $ => seq("[", optional($._inner_list), "]"),
 

diff --git a/src/grammar.json b/src/grammar.json
@@ -3916,6 +3916,18 @@
         {
           "type": "SYMBOL",
           "name": "_inner_list_item"
+        },
+        {
+          "type": "CHOICE",
+          "members": [
+            {
+              "type": "STRING",
+              "value": ","
+            },
+            {
+              "type": "BLANK"
+            }
+          ]
         }
       ]
     },