NXML: Match Noita's duplicate attribute behaviour

dextercd · Aug 4, 2024 · 713a2a8 · 713a2a8
1 parent b2828a2
commit 713a2a8
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/component-explorer/deps/nxml.lua b/component-explorer/deps/nxml.lua
@@ -273,6 +273,10 @@ function PARSER_FUNCS:parse_attr(attr_table, name)
         tok = self.tok:next_token()
 
         if tok.type == "string" then
+            if attr_table[name] ~= nil then
+                self:report_error("duplicate_attribute", string.format("parsing attribute '%s' - attribute already exists", name))
+                return
+            end
             attr_table[name] = tok.value
         else
             self:report_error("missing_attribute_value", string.format("parsing attribute '%s' - expected a string after =, but did not find one"), name)