protected override CodegenExpression CodegenEvaluateInternal(
CodegenMethodScope parent,
SubselectForgeNRSymbol symbols,
CodegenClassScope classScope)
{
var method = parent.MakeChild(typeof(bool?), GetType(), classScope);
var eps = symbols.GetAddEPS(method);
var evalCtx = symbols.GetAddExprEvalCtx(method);
var left = symbols.GetAddLeftResult(method);
method.Block.IfNullReturnNull(symbols.GetAddLeftResult(method));
if (havingEval != null) {
CodegenExpression having = LocalMethod(
CodegenLegoMethodExpression.CodegenExpression(havingEval, method, classScope, true),
eps,
ConstantTrue(),
evalCtx);
CodegenLegoBooleanExpression.CodegenReturnValueIfNullOrNotPass(
method.Block,
havingEval.EvaluationType,
having,
ConstantNull());
}
CodegenExpression select = LocalMethod(
CodegenLegoMethodExpression.CodegenExpression(selectEval, method, classScope, true),
eps,
ConstantTrue(),
evalCtx);
var rightEvalType = selectEval.EvaluationType.GetBoxedType();
method.Block
.DeclareVar(rightEvalType, "rhs", select)
.IfRefNullReturnNull("rhs");
if (coercer == null) {
method.Block.DeclareVar<bool>("eq", ExprDotMethod(left, "Equals", Ref("rhs")));
if (isNot) {
method.Block.IfCondition(Ref("eq")).BlockReturn(ConstantFalse());
}
else {
method.Block.IfCondition(Not(Ref("eq"))).BlockReturn(ConstantFalse());
}
}
else {
method.Block
.DeclareVar<object>("left", coercer.CoerceCodegen(left, symbols.LeftResultType))
.DeclareVar<object>("right", coercer.CoerceCodegen(Ref("rhs"), rightEvalType))
.DeclareVar<bool>("eq", StaticMethod<object>("Equals", Ref("left"), Ref("right")));
if (isNot) {
method.Block.IfCondition(Ref("eq")).BlockReturn(ConstantFalse());
}
else {
method.Block.IfCondition(Not(Ref("eq"))).BlockReturn(ConstantFalse());
}
}
method.Block.MethodReturn(ConstantTrue());
return LocalMethod(method);
}
public CodegenExpression EvaluateMatchesCodegen(
CodegenMethodScope parent,
ExprSubselectEvalMatchSymbol symbols,
CodegenClassScope classScope)
{
var method = parent.MakeChild(typeof(bool), GetType(), classScope);
var havingMethod = CodegenLegoMethodExpression.CodegenExpression(havingEval, method, classScope, true);
CodegenExpression having = LocalMethod(
havingMethod,
REF_EVENTS_SHIFTED,
symbols.GetAddIsNewData(method),
symbols.GetAddExprEvalCtx(method));
method.Block.ApplyTri(DECLARE_EVENTS_SHIFTED, method, symbols);
CodegenLegoBooleanExpression.CodegenReturnValueIfNullOrNotPass(
method.Block,
typeof(bool?),
having,
ConstantFalse());
method.Block.MethodReturn(ConstantTrue());
return LocalMethod(method);
}
protected override CodegenExpression CodegenEvaluateInternal(
CodegenMethodScope parent,
SubselectForgeNRSymbol symbols,
CodegenClassScope classScope)
{
var method = parent.MakeChild(typeof(bool?), GetType(), classScope);
CodegenExpression eps = symbols.GetAddEPS(method);
CodegenExpression evalCtx = symbols.GetAddExprEvalCtx(method);
var left = symbols.GetAddLeftResult(method);
if (havingEval != null) {
CodegenExpression having = LocalMethod(
CodegenLegoMethodExpression.CodegenExpression(havingEval, method, classScope, true),
eps,
ConstantTrue(),
evalCtx);
CodegenLegoBooleanExpression.CodegenReturnValueIfNullOrNotPass(
method.Block,
havingEval.EvaluationType,
having,
ConstantNull());
}
CodegenExpression rhsSide = LocalMethod(
CodegenLegoMethodExpression.CodegenExpression(selectEval, method, classScope, true),
eps,
ConstantTrue(),
evalCtx);
var rhsType = selectEval.EvaluationType.GetBoxedType();
method.Block
.DeclareVar(rhsType, "rhs", rhsSide)
.IfRefNullReturnNull("rhs")
.MethodReturn(computer.Codegen(left, symbols.LeftResultType, Ref("rhs"), rhsType));
return LocalMethod(method);
}
