private MemberInfo GetMemberInfo(Type sourceType, Type projectedType, ProjectedMember projectedMember)
{
if (projectedMember == null)
{
return(null);
}
if (projectedMember is StringProjectedMember stringProjectedMember)
{
var memberInfo = projectedType
.GetMembers(BindingFlags.Instance | BindingFlags.Public)
.FirstOrDefault(x => x.Name == stringProjectedMember.MemberName);
if (memberInfo == null)
{
throw new InvalidOperationException($"Member {stringProjectedMember.MemberName} not found in type {sourceType.Name}");
}
if (memberInfo.MemberType != MemberTypes.Property && memberInfo.MemberType != MemberTypes.Field)
{
throw new InvalidOperationException("The expession is not a field or property expression");
}
return(memberInfo);
}
else if (projectedMember is LambdaExpressionProjectedMember lambdaExpressionProjectedMember)
{
if (lambdaExpressionProjectedMember.PropertyExpression.Body is MemberExpression memberExpression &&
memberExpression.Expression.Type == sourceType)
{
return(memberExpression.Member);
}
else
{
throw new InvalidOperationException("The expession is not a valid member expression");
}
}
public MemberTargetConfiguration(ProjectedMember projectedMember)
{
ProjectedMember = projectedMember;
}