public OverloadResolutionData <MethodInfo> Resolve(VelocityOperator operatorType, Type left, Type right)
{
var candidates = GetCandidateUserDefinedOperators(operatorType, left, right);
if (!candidates.Any())
{
candidates = GetBuiltInOperators(operatorType);
}
return(_overloadResolver.Resolve(candidates, ImmutableList.Create(left, right)));
}
private Expression IndexExpression(DynamicMetaObject target, DynamicMetaObject[] args, IEnumerable <PropertyInfo> candidateProperties)
{
var typeArgs = args.Select(x => x.LimitType).ToImmutableArray();
var candidateData = candidateProperties.Select(x => new FunctionMemberData <PropertyInfo>(x, x.GetIndexParameters()));
var result = _overloadResolver.Resolve(candidateData, typeArgs);
if (result == null)
{
return(null);
}
var argExpressions = _overloadResolver.CreateParameterExpressions(result, args);
var indexer = result.FunctionMember;
var targetExpression = VelocityExpressions.ConvertIfNeeded(target.Expression, indexer.DeclaringType);
return(Expression.MakeIndex(targetExpression, indexer, argExpressions));
}
public OverloadResolutionData <MethodInfo> ResolveMethod(TypeInfo type, string name, IImmutableList <Type> argTypes)
{
if (type == null)
{
throw new ArgumentNullException(nameof(type));
}
IEnumerable <MethodInfo> candidateMethods;
if (typeof(Delegate).IsAssignableFrom(type))
{
candidateMethods = new[] { type.GetMethod("Invoke") }
}
;
else
{
candidateMethods = GetCandidateMethods(type, name);
}
var candidates = candidateMethods
.Select(x => new FunctionMemberData <MethodInfo>(x, x.GetParameters()));
return(_overloadResolver.Resolve(candidates, argTypes));
}