internal void EmitDefinition(CodeGenerator/*!*/ codeGenerator)
{
if (type.IsComplete)
{
Debug.Assert(type.IsComplete, "Incomplete types should be converted to evals.");
Debug.Assert(type.RealTypeBuilder != null, "A class declared during compilation should have a type builder.");
attributes.Emit(codeGenerator, this);
typeSignature.Emit(codeGenerator);
codeGenerator.EnterTypeDeclaration(type);
foreach (TypeMemberDecl member_decl in members)
{
member_decl.EnterCodegenerator(codeGenerator);
member_decl.Emit(codeGenerator);
member_decl.LeaveCodegenerator(codeGenerator);
}
// emit stubs for implemented methods & properties that were not declared by this type:
codeGenerator.EmitGhostStubs(type);
codeGenerator.LeaveTypeDeclaration();
}
else
{
Debug.Assert(this.typeDefinitionCode != null);
// LOAD DynamicCode.Eval(<code>, context, definedVariables, self, includer, source, line, column, evalId)
// wrap Eval into static method
MethodBuilder method = codeGenerator.IL.TypeBuilder.DefineMethod(
string.Format("{0}{1}", ScriptModule.DeclareHelperNane, type.FullName),
MethodAttributes.Private | MethodAttributes.Static | MethodAttributes.SpecialName,
Types.Void, Types.ScriptContext);
var il = new ILEmitter(method);
codeGenerator.EnterLambdaDeclaration(il, false, LiteralPlace.Null, new IndexedPlace(PlaceHolder.Argument, 0), LiteralPlace.Null, LiteralPlace.Null);
if (true)
{
codeGenerator.EmitEval(
EvalKinds.SyntheticEval,
new StringLiteral(position, this.typeDefinitionCode, AccessType.Read),
position,
(this.Namespace != null) ? this.Namespace.QualifiedName : (QualifiedName?)null, this.validAliases);
il.Emit(OpCodes.Pop);
il.Emit(OpCodes.Ret);
}
codeGenerator.LeaveFunctionDeclaration();
//
il = codeGenerator.IL;
type.IncompleteClassDeclareMethodInfo = method;
type.IncompleteClassDeclarationId = String.Format("{0}${1}:{2}:{3}", type.FullName, unchecked((uint)codeGenerator.SourceUnit.SourceFile.ToString().GetHashCode()), position.FirstLine, position.FirstColumn);
// sequence point here
codeGenerator.MarkSequencePoint(position.FirstLine, position.FirstColumn, position.LastLine, position.LastColumn + 2);
if (type.Declaration.IsConditional)
{
// CALL <Declare>.<FullName>(<context>)
codeGenerator.EmitLoadScriptContext();
il.Emit(OpCodes.Call, method);
}
else
{
// if (!<context>.IncompleteTypeDeclared(<id>))
// CALL <Declare>.<FullName>(<context>)
var end_if = il.DefineLabel();
codeGenerator.EmitLoadScriptContext();
il.Emit(OpCodes.Ldstr, type.IncompleteClassDeclarationId);
il.Emit(OpCodes.Call, Methods.ScriptContext.IncompleteTypeDeclared);
il.Emit(OpCodes.Brtrue, end_if);
if (true)
{
codeGenerator.EmitLoadScriptContext();
il.Emit(OpCodes.Call, type.IncompleteClassDeclareMethodInfo);
}
il.MarkLabel(end_if);
il.ForgetLabel(end_if);
}
}
}