private void ThrowIfRedundantSourceMember(ConfiguredLambdaInfo valueLambdaInfo, QualifiedMember targetMember)
{
if (!valueLambdaInfo.TryGetSourceMember(out var sourceMemberLambda))
{
return;
}
var mappingData = _configInfo.ToMappingData <TSource, TTarget>();
var targetMemberMapperData = new ChildMemberMapperData(targetMember, mappingData.MapperData);
var targetMemberMappingData = mappingData.GetChildMappingData(targetMemberMapperData);
var bestSourceMemberMatch = SourceMemberMatcher.GetMatchFor(targetMemberMappingData);
if (!bestSourceMemberMatch.IsUseable)
{
return;
}
var configuredSourceMember = sourceMemberLambda.ToSourceMember(MapperContext);
if (!bestSourceMemberMatch.SourceMember.Matches(configuredSourceMember))
{
return;
}
throw new MappingConfigurationException(string.Format(
CultureInfo.InvariantCulture,
"Source member {0} will automatically be mapped to target {1} {2}, " +
"and does not need to be configured",
GetSourceMemberDescription(configuredSourceMember),
GetTargetMemberType(targetMember),
targetMember.GetFriendlyTargetPath(_configInfo)));
}
private void ThrowIfRedundantSourceMember(ConfiguredLambdaInfo valueLambdaInfo, QualifiedMember targetMember)
{
if (!valueLambdaInfo.IsSourceMember(out var sourceMemberLambda))
{
return;
}
var mappingData = _configInfo.ToMappingData <TSource, TTarget>();
var targetMemberMapperData = new ChildMemberMapperData(targetMember, mappingData.MapperData);
var targetMemberMappingData = mappingData.GetChildMappingData(targetMemberMapperData);
var bestMatchingSourceMember = SourceMemberMatcher.GetMatchFor(targetMemberMappingData, out _);
if (bestMatchingSourceMember == null)
{
return;
}
var sourceMember = sourceMemberLambda.ToSourceMember(MapperContext);
if (!bestMatchingSourceMember.Matches(sourceMember))
{
return;
}
var targetMemberType = (targetMember.LeafMember.MemberType == MemberType.ConstructorParameter)
? "constructor parameter"
: "member";
throw new MappingConfigurationException(string.Format(
CultureInfo.InvariantCulture,
"Source member {0} will automatically be mapped to target {1} {2}, " +
"and does not need to be configured",
GetSourceMemberDescription(sourceMember),
targetMemberType,
targetMember.GetFriendlyTargetPath(_configInfo)));
}