Refactoring Keyword mapping, introducing tuples

Test/AST/Test.Myc.Ast.RTL.TypeRegistry.pas

@@ -315,7 +315,7 @@ begin
     idx := genRec.IndexOf(Myc.Data.Keyword.TKeywordRegistry.Intern('Add'));
     Assert.IsTrue(idx >= 0, 'Method Add should exist in type definition');
 
-    methodType := genRec.Items[idx].Value;
+    methodType := genRec.Items[idx];
     Assert.AreEqual(TStaticTypeKind.stMethod, methodType.Kind);
     // Add has 2 args (Ordinal, Ordinal) -> Ordinal
     Assert.AreEqual(Int64(2), Length(methodType.Signatures[0].ParamTypes));

Test/Demo.Finance.pas

@@ -133,7 +133,7 @@ begin
     SetLength(RowData, Def.Count);
     for i := 0 to Def.Count - 1 do
     begin
-        Key := Def.Items[i].Key;
+        Key := Def.Keywords[i];
         if Key = kTime then
             RowData[i] := FLastTime
         else if Key = kOpen then

Test/MycTests.dpr

@@ -37,7 +37,8 @@ uses
     Test.Myc.Ast.NullPropagation in 'AST\Test.Myc.Ast.NullPropagation.pas',
     Test.Myc.Ast.Pipes in 'AST\Test.Myc.Ast.Pipes.pas',
     Test.Myc.Ast.Integration in 'Test.Myc.Ast.Integration.pas',
-    Demo.Finance in 'Demo.Finance.pas';
+    Demo.Finance in 'Demo.Finance.pas',
+    Myc.Data.Tuple in '..\Src\Data\Myc.Data.Tuple.pas';
 
 { keep comment here to protect the following conditional from being removed by the IDE when adding a unit }
 {$IFNDEF TESTINSIGHT}

Test/MycTests.dproj

@@ -139,6 +139,7 @@ $(PreBuildEvent)]]></PreBuildEvent>
         <DCCReference Include="AST\Test.Myc.Ast.Pipes.pas"/>
         <DCCReference Include="Test.Myc.Ast.Integration.pas"/>
         <DCCReference Include="Demo.Finance.pas"/>
+        <DCCReference Include="..\Src\Data\Myc.Data.Tuple.pas"/>
         <BuildConfiguration Include="Base">
             <Key>Base</Key>
         </BuildConfiguration>