fixes #25162; fixup 0f5732b: withValue for immut tab wrong chk cond (#25163)

litlighilit · narimiran · commit 4c7ddcd79a0e · 2025-09-12T14:42:59.000+02:00
fixes #25162 ref #24825 (cherry picked from commit ff9cae8)
diff --git a/lib/pure/collections/tables.nim b/lib/pure/collections/tables.nim
@@ -707,7 +707,7 @@ template withValue*[A, B](t: Table[A, B], key: A,
   mixin rawGet
   var hc: Hash
   var index = rawGet(t, key, hc)
-  if index > 0:
+  if index >= 0:
     let value {.cursor, inject.} = t.data[index].val
     body1
   else:
