public void GetTsTypeName_MemberGiven_TsTypeNameReturned(MemberInfo memberInfo, TypeNameConverterCollection converters, bool strictNullChecks,
StrictNullFlags csNullableTranslation, string expectedResult)
{
string actualResult = _typeService.GetTsTypeName(memberInfo, converters, strictNullChecks, csNullableTranslation);
Assert.Equal(expectedResult, actualResult);
}
public static string ToFlagString(this StrictNullFlags strictNullFlags)
{
var result = "";
if (strictNullFlags.HasFlag(StrictNullFlags.Null))
{
result += "null ";
}
if (strictNullFlags.HasFlag(StrictNullFlags.Undefined))
{
result += "undefined ";
}
return(result.TrimEnd().Replace(" ", "|"));
}
public void GetTsTypeName_MemberGiven_TsTypeNameReturned(MemberInfo memberInfo, TypeNameConverterCollection converters,
StrictNullFlags csNullableTranslation, string expectedResult)
{
//arrange
var generatorOptionsProvider = new GeneratorOptionsProvider {
GeneratorOptions = new GeneratorOptions
{
TypeNameConverters = converters,
CsNullableTranslation = csNullableTranslation
}
};
_typeService = new TypeService(_metadataReaderFactory, generatorOptionsProvider);
//act
string actualResult = _typeService.GetTsTypeName(memberInfo);
//assert
Assert.Equal(expectedResult, actualResult);
}
private string GetStrictNullChecksTypeSuffix(MemberInfo memberInfo, StrictNullFlags csNullableTranslation)
{
Type memberType = memberInfo is PropertyInfo info
? info.PropertyType
: ((FieldInfo)memberInfo).FieldType;
StrictNullFlags flags = Nullable.GetUnderlyingType(memberType) != null ? csNullableTranslation : StrictNullFlags.Regular;
if (_metadataReader.GetAttribute <TsNullAttribute>(memberInfo) != null)
{
flags |= StrictNullFlags.Null;
}
if (_metadataReader.GetAttribute <TsUndefinedAttribute>(memberInfo) != null)
{
flags |= StrictNullFlags.Undefined;
}
if (_metadataReader.GetAttribute <TsNotNullAttribute>(memberInfo) != null)
{
flags &= ~StrictNullFlags.Null;
}
if (_metadataReader.GetAttribute <TsNotUndefinedAttribute>(memberInfo) != null)
{
flags &= ~StrictNullFlags.Undefined;
}
var result = "";
if (flags.HasFlag(StrictNullFlags.Null))
{
result += " | null";
}
if (flags.HasFlag(StrictNullFlags.Undefined))
{
result += " | undefined";
}
return(result);
}
/// <inheritdoc />
public string GetTsTypeName(MemberInfo memberInfo, TypeNameConverterCollection typeNameConverters, bool strictNullChecks, StrictNullFlags csNullableTranslation)
{
Requires.NotNull(memberInfo, nameof(memberInfo));
Requires.NotNull(typeNameConverters, nameof(typeNameConverters));
string typeUnionSuffix = strictNullChecks ? GetStrictNullChecksTypeSuffix(memberInfo, csNullableTranslation) : "";
var typeAttribute = _metadataReader.GetAttribute <TsTypeAttribute>(memberInfo);
if (typeAttribute != null)
{
if (string.IsNullOrWhiteSpace(typeAttribute.TypeName))
{
throw new CoreException($"No type specified in TsType attribute for member '{memberInfo.Name}' declared in '{memberInfo.DeclaringType?.FullName}'");
}
return(typeAttribute.TypeName + typeUnionSuffix);
}
return(GetTsTypeNameForMember(memberInfo, typeNameConverters) + typeUnionSuffix);
}
/// <summary>
/// Gets the TypeScript type name to generate for a member
/// </summary>
/// <param name="memberInfo"></param>
/// <param name="typeNameConverters"></param>
/// <param name="strictNullChecks"></param>
/// <param name="csNullableTranslation"></param>
/// <returns></returns>
public string GetTsTypeNameForMember(MemberInfo memberInfo, TypeNameConverterCollection typeNameConverters, bool strictNullChecks, StrictNullFlags csNullableTranslation)
{
string typeUnionSuffix = strictNullChecks ? GetStrictNullChecksTypeSuffix(memberInfo, csNullableTranslation) : "";
var typeAttribute = memberInfo.GetCustomAttribute <TsTypeAttribute>();
if (typeAttribute != null)
{
if (typeAttribute.TypeName.IsNullOrWhitespace())
{
throw new CoreException($"No type specified in TsType attribute for member '{memberInfo.Name}' declared in '{memberInfo.DeclaringType?.FullName}'");
}
return(typeAttribute.TypeName + typeUnionSuffix);
}
return(GetTsTypeName(memberInfo, typeNameConverters, isMember: true) + typeUnionSuffix);
}
public void ToStrictNullFlags_StringTranslationGiven_FlagsReturned(string input, StrictNullFlags expectedResult)
{
StrictNullFlags actualResult = input.ToStrictNullFlags();
Assert.Equal(expectedResult, actualResult);
}
public void ToFlagString_FlagsGiven_StringTranslationReturned(StrictNullFlags flags, string expectedResult)
{
string actualResult = flags.ToFlagString();
Assert.Equal(expectedResult, actualResult);
}
