protected OperatorImplementation AddConverter(Type fromType, Type toType, UnaryOperatorMethod method)
{
var key = new OperatorDispatchKey(ExpressionType.ConvertChecked, fromType, toType);
var impl = new OperatorImplementation(key, toType, method);
OperatorImplementations[key] = impl;
return impl;
}
protected OperatorImplementation AddBinary(ExpressionType op, Type commonType,
BinaryOperatorMethod binaryMethod, UnaryOperatorMethod resultConverter) {
var key = new OperatorDispatchKey(op, commonType, commonType);
var impl = new OperatorImplementation(key, commonType, binaryMethod, null, null, resultConverter);
OperatorImplementations[key] = impl;
return impl;
}
protected OperatorImplementation AddConverter(Type fromType, Type toType, UnaryOperatorMethod method)
{
var key = new OperatorDispatchKey(ExpressionType.ConvertChecked, fromType, toType);
var impl = new OperatorImplementation(key, toType, method);
OperatorImplementations[key] = impl;
return(impl);
}
public OperatorImplementation(OperatorDispatchKey key, Type type, UnaryOperatorMethod method)
{
Key = key;
CommonType = type;
Arg1Converter = method;
Arg2Converter = null;
ResultConverter = null;
BaseBinaryMethod = null;
}
protected OperatorImplementation AddBinary(ExpressionType op, Type commonType, BinaryOperatorMethod binaryMethod,
UnaryOperatorMethod resultConverter)
{
var key = new OperatorDispatchKey(op, commonType, commonType);
var impl = new OperatorImplementation(key, commonType, binaryMethod, null, null, resultConverter);
OperatorImplementations[key] = impl;
return(impl);
}
public OperatorImplementation(OperatorDispatchKey key, Type resultType, BinaryOperatorMethod baseBinaryMethod,
UnaryOperatorMethod arg1Converter, UnaryOperatorMethod arg2Converter, UnaryOperatorMethod resultConverter)
{
Key = key;
CommonType = resultType;
Arg1Converter = arg1Converter;
Arg2Converter = arg2Converter;
ResultConverter = resultConverter;
BaseBinaryMethod = baseBinaryMethod;
SetupEvaluationMethod();
}
protected virtual OperatorImplementation CreateBinaryOperatorImplementation(ExpressionType op, Type arg1Type, Type arg2Type,
Type commonType, BinaryOperatorMethod method, UnaryOperatorMethod resultConverter)
{
OperatorDispatchKey key = new OperatorDispatchKey(op, arg1Type, arg2Type);
UnaryOperatorMethod arg1Converter = arg1Type == commonType ? null : GetConverter(arg1Type, commonType);
UnaryOperatorMethod arg2Converter = arg2Type == commonType ? null : GetConverter(arg2Type, commonType);
var impl = new OperatorImplementation(
key, commonType, method, arg1Converter, arg2Converter, resultConverter);
return(impl);
}
public LiftedUnaryOperatorMethod(CSharpOperators operators, UnaryOperatorMethod baseMethod) : base(operators.compilation)
{
this.baseMethod = baseMethod;
this.ReturnType = NullableType.Create(baseMethod.Compilation, baseMethod.ReturnType);
this.Parameters.Add(operators.MakeNullableParameter(baseMethod.Parameters[0]));
}
protected OperatorImplementation AddUnary(ExpressionType op, Type commonType, UnaryOperatorMethod unaryMethod) {
var key = new OperatorDispatchKey(op, commonType);
var impl = new OperatorImplementation(key, commonType, null, unaryMethod, null, null);
OperatorImplementations[key] = impl;
return impl;
}
protected virtual OperatorImplementation CreateBinaryOperatorImplementation(ExpressionType op, Type arg1Type, Type arg2Type,
Type commonType, BinaryOperatorMethod method, UnaryOperatorMethod resultConverter) {
OperatorDispatchKey key = new OperatorDispatchKey(op, arg1Type, arg2Type);
UnaryOperatorMethod arg1Converter = arg1Type == commonType ? null : GetConverter(arg1Type, commonType);
UnaryOperatorMethod arg2Converter = arg2Type == commonType ? null : GetConverter(arg2Type, commonType);
var impl = new OperatorImplementation(
key, commonType, method, arg1Converter, arg2Converter, resultConverter);
return impl;
}
protected OperatorImplementation AddUnary(ExpressionType op, Type commonType, UnaryOperatorMethod unaryMethod)
{
var key = new OperatorDispatchKey(op, commonType);
var impl = new OperatorImplementation(key, commonType, null, unaryMethod, null, null);
OperatorImplementations[key] = impl;
return(impl);
}