Don't let defs shadow builtins.

2023-02-14 08:39:52 -08:00 · 2023-02-14 08:39:52 -08:00 · ad0f135376
parent f0c94aeed8
commit ad0f135376
1 changed files with 3 additions and 1 deletions
--- a/implementations/Nim/joy.nim
+++ b/implementations/Nim/joy.nim
@ -573,7 +573,9 @@ proc add_def(def: string, dictionary: var JoyMapType) =
  let sym = d.head
  case sym.kind:
  of joySymbol:
-    dictionary = dictionary + (sym.symVal, d.tail)
+    let def = dictionary.get(sym.symVal)
+    if def.isEmpty:
+      dictionary = dictionary + (sym.symVal, d.tail)
  else:
    raise newException(ValueError, def)