From 093bf1eb9149ba82258b5a5a159b2f54263b17c2 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Tue, 31 Oct 2017 11:12:08 -0400
Subject: work in-progress: type checking associated types

---
 source/slang/parser.cpp | 31 ++++++++++++++-----------------
 1 file changed, 14 insertions(+), 17 deletions(-)

(limited to 'source/slang/parser.cpp')

diff --git a/source/slang/parser.cpp b/source/slang/parser.cpp
index 554eebc18..224450a66 100644
--- a/source/slang/parser.cpp
+++ b/source/slang/parser.cpp
@@ -544,21 +544,6 @@ namespace Slang
         return typeDefDecl;
     }
 
-    RefPtr<RefObject> ParseAssocType(Parser * parser, void *)
-    {
-        RefPtr<AssocTypeDecl> assocTypeDecl = new AssocTypeDecl();
-
-        auto nameToken = parser->ReadToken(TokenType::Identifier);
-        assocTypeDecl->nameAndLoc = NameLoc(nameToken);
-        assocTypeDecl->loc = nameToken.loc;
-        if (parser->LookAheadToken(TokenType::Colon))
-        {
-            auto type = parser->ParseTypeExp();
-            assocTypeDecl->constraint = type;
-        }
-        return assocTypeDecl;
-    }
-
     // Add a modifier to a list of modifiers being built
     static void AddModifier(RefPtr<Modifier>** ioModifierLink, RefPtr<Modifier> modifier)
     {
@@ -2102,7 +2087,7 @@ namespace Slang
         return decl;
     }
 
-    static void parseOptionalInheritanceClause(Parser* parser, AggTypeDecl* decl)
+    static void parseOptionalInheritanceClause(Parser* parser, ContainerDecl* decl)
     {
         if( AdvanceIf(parser, TokenType::Colon) )
         {
@@ -2121,6 +2106,18 @@ namespace Slang
         }
     }
 
+    RefPtr<RefObject> ParseAssocType(Parser * parser, void *)
+    {
+        RefPtr<AssocTypeDecl> assocTypeDecl = new AssocTypeDecl();
+
+        auto nameToken = parser->ReadToken(TokenType::Identifier);
+        assocTypeDecl->nameAndLoc = NameLoc(nameToken);
+        assocTypeDecl->loc = nameToken.loc;
+        parseOptionalInheritanceClause(parser, assocTypeDecl.Ptr());
+        parser->ReadToken(TokenType::Semicolon);
+        return assocTypeDecl;
+    }
+
     static RefPtr<RefObject> parseInterfaceDecl(Parser* parser, void* /*userData*/)
     {
         RefPtr<InterfaceDecl> decl = new InterfaceDecl();
@@ -4062,7 +4059,7 @@ namespace Slang
     #define DECL(KEYWORD, CALLBACK) \
         addBuiltinSyntax<Decl>(session, scope, #KEYWORD, &CALLBACK)
         DECL(typedef,       ParseTypeDef);
-        DECL(assoctype,     ParseAssocType);
+        DECL(associatedtype,ParseAssocType);
         DECL(cbuffer,       parseHLSLCBufferDecl);
         DECL(tbuffer,       parseHLSLTBufferDecl);
         DECL(__generic,     ParseGenericDecl);
-- 
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