tree.rb in scss-lint-0.10.0

- old
+ new

@@ -8,14 +8,21 @@
     # The `args` field of some Sass::Tree::Node classes returns
     # Sass::Script::Variable nodes with no line numbers. This adds the line
     # numbers back in so lint reporting works for those nodes.
     def add_line_numbers_to_args(arg_list)
       arg_list.each do |variable, default_expr|
-        variable.line = line # Use line number of containing parse tree node
+        add_line_number(variable)
       end
     end
 
+    # The Sass parser sometimes doesn't assign line numbers in cases where it
+    # should. This is a helper to easily correct that.
+    def add_line_number(node)
+      node.line ||= line if node.is_a?(Sass::Script::Node)
+      node
+    end
+
     # Sometimes the parse tree doesn't return a Sass::Script::Variable, but just
     # the name of the variable. This helper takes that name and turns it back
     # into a Sass::Script::Variable that supports lint reporting.
     def create_variable(var_name)
       Sass::Script::Variable.new(var_name).tap do |v|
@@ -115,10 +122,10 @@
     end
   end
 
   class PropNode
     def children
-      concat_expr_lists super, extract_script_nodes(name), value
+      concat_expr_lists super, extract_script_nodes(name), add_line_number(value)
     end
   end
 
   class ReturnNode
     def children