Replace regexp check with parse

mbj · Jan 23, 2024 · 03c5722 · 03c5722
1 parent d8c0b59
commit 03c5722
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/lib/unparser/emitter/primitive.rb b/lib/unparser/emitter/primitive.rb
@@ -28,13 +28,22 @@ class Symbol < self
 
         # mutant:disable
         def dispatch
-          if RUBY_VERSION < '3.2' && value.match?(/=\z/)
+          if inspect_breaks_parsing?
             write(":#{value.name.inspect}")
           else
             write(value.inspect)
           end
         end
 
+        # mutant:disable
+        def inspect_breaks_parsing?
+          return false unless RUBY_VERSION < '3.2.'
+
+          Unparser.parse(value.inspect)
+          false
+        rescue Parser::SyntaxError
+          true
+        end
       end # Symbol
 
       # Emitter for complex literals