Parsing function calls.

document.hpp

@@ -112,7 +112,7 @@ namespace Sass {
     Node parse_mixin_parameters();
     Node parse_parameter();
     Node parse_mixin_call();
-    Node parse_mixin_arguments();
+    Node parse_arguments();
     Node parse_argument();
     Node parse_assignment();
     Node parse_ruleset(bool definition = false);
@@ -135,6 +135,7 @@ namespace Sass {
     Node parse_value();
     Node parse_identifier();
     Node parse_variable();
+    Node parse_function_call();
     
     const char* look_for_rule(const char* start = 0);
     const char* look_for_values(const char* start = 0);

document_parser.cpp

@@ -94,13 +94,13 @@ namespace Sass {
     lex< include >();
     lex< identifier >();
     Node name(Node::identifier, line_number, lexed);
-    Node args(parse_mixin_arguments());
+    Node args(parse_arguments());
     Node call(Node::expansion, line_number, 3);
     call << name << args;
     return call;
   }
   
-  Node Document::parse_mixin_arguments()
+  Node Document::parse_arguments()
   {
     Node args(Node::arguments, line_number);
     if (lex< exactly<'('> >()) {
@@ -539,6 +539,9 @@ namespace Sass {
       return result;
     }
     
+    if (peek< functional >())
+    { return parse_function_call(); }
+
     if (lex< identifier >())
     { return Node(Node::identifier, line_number, lexed); }
 
@@ -565,6 +568,16 @@ namespace Sass {
     }
   }
   
+  Node Document::parse_function_call()
+  {
+    lex< identifier >();
+    Node name(Node::identifier, line_number, lexed);
+    Node args(parse_arguments());
+    Node call(Node::function_call, line_number, 2);
+    call << name << args;
+    return call;
+  }
+  
   Node Document::parse_identifier() {
     lex< identifier >();
     return Node(Node::identifier, line_number, lexed);

node.hpp

@@ -63,6 +63,7 @@ namespace Sass {
       number,
       numeric_color,
       
+      function_call,
       mixin,
       parameters,
       expansion,