Support number literal separators in Dart

FIX: Add support for underscore separators in numbers in the Dart mode.
codemirror · Sep 5, 2024 · 57e2fc9 · 57e2fc9
1 parent 2675b58
commit 57e2fc9
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/mode/clike.js b/mode/clike.js
@@ -969,6 +969,8 @@ export const dart = clike({
   blockKeywords: words("try catch finally do else for if switch while"),
   builtin: words("void bool num int double dynamic var String Null Never"),
   atoms: words("true false null"),
+  // clike numbers without the suffixes, and with '_' separators.
+  number: /^(?:0x[a-f\d_]+|(?:[\d_]+\.?[\d_]*|\.[\d_]+)(?:e[-+]?[\d_]+)?)/i,
   hooks: {
     "@": function(stream) {
       stream.eatWhile(/[\w\$_\.]/);