public static CodegenExpression Codegen(
EnumLastOfPredicateEventsForge forge,
EnumForgeCodegenParams args,
CodegenMethodScope codegenMethodScope,
CodegenClassScope codegenClassScope)
{
var scope = new ExprForgeCodegenSymbol(false, null);
var methodNode = codegenMethodScope
.MakeChildWithScope(
typeof(EventBean),
typeof(EnumLastOfPredicateEventsForgeEval),
scope,
codegenClassScope)
.AddParam(EnumForgeCodegenNames.PARAMS);
var block = methodNode.Block
.DeclareVar<EventBean>("result", ConstantNull());
var forEach = block.ForEach(typeof(EventBean), "next", EnumForgeCodegenNames.REF_ENUMCOLL)
.AssignArrayElement(EnumForgeCodegenNames.REF_EPS, Constant(forge.StreamNumLambda), Ref("next"));
CodegenLegoBooleanExpression.CodegenContinueIfNotNullAndNotPass(
forEach,
forge.InnerExpression.EvaluationType,
forge.InnerExpression.EvaluateCodegen(typeof(bool?), methodNode, scope, codegenClassScope));
forEach.AssignRef("result", Ref("next"));
block.MethodReturn(Ref("result"));
return LocalMethod(methodNode, args.Eps, args.Enumcoll, args.IsNewData, args.ExprCtx);
}
public EnumLastOfPredicateEventsForgeEval(
EnumLastOfPredicateEventsForge forge,
ExprEvaluator innerExpression)
{
_forge = forge;
_innerExpression = innerExpression;
}