public static void WriteExpression(LanguageWriter w, IExpression exp, bool paren)
{
if (paren)
{
w.Write("(");
}
switch (GetExpressionType(exp))
{
case ExpressionType.AddressDereference:
WriteAddressDereference(w, (IAddressDereferenceExpression)exp);
break;
case ExpressionType.AddressOf:
w.Write("&");
WriteExpression(w, ((IAddressOfExpression)exp).Expression, false);
break;
case ExpressionType.AddressOut: // 引数 out 渡し
WriteExpression(w, ((IAddressOutExpression)exp).Expression, false);
break;
case ExpressionType.AddressReference: // 引数 ref 渡し
WriteExpression(w, ((IAddressReferenceExpression)exp).Expression, false);
break;
case ExpressionType.ArgumentList:
w.WriteKeyword("__arglist");
break;
case ExpressionType.ArgumentReference:
w.WriteParameterReference(((IArgumentReferenceExpression)exp).Parameter);
break;
case ExpressionType.ArrayCreate:
WriteArrayCreate(w, (IArrayCreateExpression)exp);
break;
case ExpressionType.ArrayIndexer:
WriteArrayIndexerExpression(w, (IArrayIndexerExpression)exp);
break;
case ExpressionType.Assign:
WriteAssign(w, (IAssignExpression)exp);
break;
case ExpressionType.BaseReference:
w.baseType.WriteName(w);
break;
case ExpressionType.Binary:
WriteBinary(w, (IBinaryExpression)exp);
break;
case ExpressionType.Block:
WriteBlock(w, (IBlockExpression)exp);
break;
case ExpressionType.CanCast:
WriteCanCast(w, (ICanCastExpression)exp);
break;
case ExpressionType.Cast:
WriteCast(w, (ICastExpression)exp);
break;
case ExpressionType.Condition:
WriteCondition(w, (IConditionExpression)exp);
break;
case ExpressionType.DelegateCreate:
WriteDelegateCreate(w, (IDelegateCreateExpression)exp);
break;
case ExpressionType.Literal:
w.WriteAsLiteral(((ILiteralExpression)exp).Value);
break;
case ExpressionType.MethodInvoke:
WriteMethodInvoke(w, (IMethodInvokeExpression)exp);
break;
case ExpressionType.ObjectCreate:
WriteObjectCreate(w, (IObjectCreateExpression)exp);
break;
case ExpressionType.SizeOf:
w.WriteKeyword("sizeof");
w.Write("(");
new TypeRef(((ISizeOfExpression)exp).Type).WriteName(w);
w.Write(")");
break;
case ExpressionType.Snippet:
w.WriteAsLiteral(((ISnippetExpression)exp).Value);
break;
case ExpressionType.ThisReference:
w.WriteKeyword("this");
break;
case ExpressionType.TryCast:
WriteTryCast(w, (ITryCastExpression)exp);
break;
case ExpressionType.TypeOf:
new TypeRef(((ITypeOfExpression)exp).Type).WriteName(w);
w.Write("::");
w.WriteKeyword("typeid");
break;
case ExpressionType.TypeReference:
WriteTypeReference(w, (ITypeReferenceExpression)exp);
break;
case ExpressionType.Unary:
WriteUnary(w, (IUnaryExpression)exp);
break;
case ExpressionType.VariableDeclaration:
WriteVariableDeclaration(w, ((IVariableDeclarationExpression)exp).Variable);
break;
case ExpressionType.VariableReference:
w.WriteVariableReference(((IVariableReferenceExpression)exp).Variable);
break;
case ExpressionType.MemberInitializer: // 属性の初期化の際のメンバ指定
WriteMemberInitializer(w, (IMemberInitializerExpression)exp);
break;
//---------------------------------------------------
// メンバアクセス
//---------------------------------------------------
case ExpressionType.EventReference:
WriteEventReference(w, (IEventReferenceExpression)exp);
break;
case ExpressionType.FieldReference:
IFieldReferenceExpression exp_fld = (IFieldReferenceExpression)exp;
WriteMemberAccess(w, exp_fld.Target);
w.WriteFieldReference(exp_fld.Field);
break;
case ExpressionType.PropertyReference:
WritePropertyReference(w, (IPropertyReferenceExpression)exp);
break;
case ExpressionType.PropertyIndexer:
IPropertyIndexerExpression exp_pind = (IPropertyIndexerExpression)exp;
WritePropertyReference(w, exp_pind.Target);
w.Write("[");
w.WriteExpressionCollection(exp_pind.Indices);
w.Write("]");
break;
case ExpressionType.MethodReference:
IMethodReferenceExpression exp_meth = (IMethodReferenceExpression)exp;
WriteMemberAccess(w, exp_meth.Target);
w.WriteMethodReference(exp_meth.Method);
break;
//---------------------------------------------------
// 代替
//---------------------------------------------------
case ExpressionType.StackAlloc:
WriteStackAllocate(w, (IStackAllocateExpression)exp);
break;
case ExpressionType.AnonymousMethod:
WriteAnonymousMethod(w, (IAnonymousMethodExpression)exp);
break;
//---------------------------------------------------
// 以下未対応
//---------------------------------------------------
case ExpressionType.NullCoalescing:
WriteBinaryNullCoalescing(w, (INullCoalescingExpression)exp);
break;
case ExpressionType.DelegateInvoke:
case ExpressionType.FieldOf:
case ExpressionType.GenericDefault:
case ExpressionType.Lambda:
case ExpressionType.MethodOf:
case ExpressionType.Query:
goto default;
case ExpressionType.TypedReferenceCreate:
case ExpressionType.TypeOfTypedReference:
case ExpressionType.ValueOfTypedReference:
//throw new System.NotImplementedException("未だ実装していません\r\n");
goto default;
case ExpressionType.Unknown:
default:
ThrowUnknownExpression(exp);
break;
}
if (paren)
{
w.Write(")");
}
}
