From 5a2e172ce1f2d823bf0957602662bbab0c0dcd0b Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 11 May 2012 12:07:56 +0200
Subject: Move lookup to semantic graph from parser

---
 cli/semantics/unit.hxx | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'cli/semantics/unit.hxx')

diff --git a/cli/semantics/unit.hxx b/cli/semantics/unit.hxx
index f20ba82..cd4198b 100644
--- a/cli/semantics/unit.hxx
+++ b/cli/semantics/unit.hxx
@@ -8,6 +8,7 @@
 
 #include <map>
 #include <vector>
+#include <string>
 
 #include <semantics/elements.hxx>
 #include <semantics/namespace.hxx>
@@ -139,6 +140,24 @@ namespace semantics
     typedef std::vector<includes*> includes_list;
 
   public:
+    // Lookup a name in the specified starting scope. Empty scope denotes
+    // the global namespace. Starting scope should be a fully-qualified
+    // name while name can be qualified but should not be fully-qualified
+    // (to lookup a fully-qualified name use the global namespace as the
+    // starting scope).
+    //
+    // The lookup starts in this unit and continues in all the units that
+    // this unit includes, transitively.
+    //
+    // The outer flag specifies whether to search the outer scopes.
+    //
+    template <typename T>
+    T*
+    lookup (std::string const& scope,
+            std::string const& name,
+            bool outer = true);
+
+  public:
     typedef
     pointer_iterator<includes_list::const_iterator>
     includes_iterator;
@@ -286,4 +305,6 @@ namespace semantics
   };
 }
 
+#include <semantics/unit.txx>
+
 #endif // CLI_SEMANTICS_UNIT_HXX
-- 
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