/// <summary>
/// Is overridden to define how the type reference is translated by this strategy.
/// </summary>
/// <param name="referencedType">Type reference that should be tranlated.</param>
/// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param>
/// <returns>Result of the translation.</returns>
protected override TypeReferenceTranslationResult Translate(Type referencedType, ITypeReferenceTranslator translator)
{
var map = _configuration.CustomTypeMaps.FirstOrDefault(m => m.MapsType(referencedType));
// Support for custom maps of generic types.
// We do not delegate to the GenericTypeTranslationStrategy here to avoid any coupling between those two.
// Dealing with generic types in mapped types looks similar, but is a different concern.
if (referencedType.IsGenericType)
{
var translatedTypeArguments = referencedType.GetGenericArguments().Select(translator.Translate);
var referencedTypeName = $"{map.Name}<{ string.Join(", ", translatedTypeArguments.Select(x => x.ReferencedTypeName)) }>";
return(new TypeReferenceTranslationResult(referencedTypeName,
map.CreateImportDependency()
.Merge(translatedTypeArguments.Aggregate(CodeDependencies.Empty, (x, n) => x.Merge(n.Dependencies)))));
}
// Non-generic: Just translate with the name defined in the map.
return(new TypeReferenceTranslationResult(map.Name, map.CreateImportDependency()));
}
/// <summary>
/// Is overridden to define how the type reference is translated by this strategy.
/// </summary>
/// <param name="referencedType">Type reference that should be tranlated.</param>
/// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param>
/// <returns>Result of the translation.</returns>
protected override TypeReferenceTranslationResult Translate(Type referencedType, ITypeReferenceTranslator translator)
{
var translatedTypeArguments = referencedType.GetGenericArguments().Select(translator.Translate);
var referencedTypeName = referencedType.GetNameWithoutGenericTypeParameters()
+ $"<{ string.Join(", ", translatedTypeArguments.Select(x => x.ReferencedTypeName)) }>";
return(new TypeReferenceTranslationResult(referencedTypeName,
CodeDependencies.FromCodeFragments(new[] { CodeFragmentId.ForClrType(referencedType.GetGenericTypeDefinition()) })
.Merge(translatedTypeArguments.Aggregate(CodeDependencies.Empty, (x, n) => x.Merge(n.Dependencies)))));
}
/// <summary>
/// Creates a <see cref="CustomMappedTranslationStrategy"/>.
/// </summary>
/// <param name="configurationSource">Source for the configuration that should be used.</param>
/// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param>
public CustomMappedTranslationStrategy(IConfigurationSource configurationSource, ITypeReferenceTranslator translator)
: base(translator)
{
_configuration = configurationSource.GetSection <TranspilationConfiguration>()
?? TranspilationConfiguration.Default;
}
/// <summary> /// Is overridden to define how the type reference is translated by this strategy. /// </summary> /// <param name="referencedType">Type reference that should be tranlated.</param> /// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param> /// <returns>Result of the translation.</returns> protected override TypeReferenceTranslationResult Translate(Type referencedType, ITypeReferenceTranslator translator) => translator.Translate(Nullable.GetUnderlyingType(referencedType));
/// <summary>
/// Creates a <see cref="GenericTypeTranslationStrategy"/>.
/// </summary>
/// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param>
public GenericTypeTranslationStrategy(ITypeReferenceTranslator translator)
: base(translator)
{
}
/// <summary> /// Is overridden to define how the type reference is translated by this strategy. /// </summary> /// <param name="referencedType">Type reference that should be tranlated.</param> /// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param> /// <returns>Result of the translation.</returns> protected abstract TypeReferenceTranslationResult Translate(Type referencedType, ITypeReferenceTranslator translator);
/// <summary>
/// Creates a <see cref="BuiltInTypeTranslationStrategy"/>.
/// </summary>
/// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param>
public NullableTypeTranslationStrategy(ITypeReferenceTranslator translator)
: base(translator)
{
}
private string GetDefaultConstructorCall(Type type, TranspilationConfiguration configuration, ITypeReferenceTranslator typeReferenceTranslator)
{
var unconstructables = new[] { typeof(string), typeof(object) };
if (configuration.CustomTypeMaps.Any(map => map.MapsType(type)) ||
!type.IsClass ||
unconstructables.Contains(type) ||
type.IsGenericParameter)
{
return(_defaultValueAssignments[DefaultValueStrategy.PrimitiveDefaults](type));
}
return($" = new {typeReferenceTranslator.Translate(type).ReferencedTypeName}()");
}
/// <summary>
/// Creates a <see cref="TranslationStrategyBase"/>.
/// </summary>
/// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param>
protected TranslationStrategyBase(ITypeReferenceTranslator translator)
{
_translator = translator ?? throw new ArgumentNullException(nameof(translator));
}
/// <summary> /// Is overridden to define how the type reference is translated by this strategy. /// </summary> /// <param name="referencedType">Type reference that should be tranlated.</param> /// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param> /// <returns>Result of the translation.</returns> protected override TypeReferenceTranslationResult Translate(Type referencedType, ITypeReferenceTranslator translator) => new TypeReferenceTranslationResult(BuiltInTypes[referencedType], CodeDependencies.Empty);
/// <summary>
/// Creates a DefaultValueProvider.
/// </summary>
/// <param name="configurationSource">Configuration that the provider should respect.</param>
/// <param name="logger">Logger to use for writing log messages.</param>
public DefaultValueProvider(IConfigurationSource configurationSource, ILogger logger, ITypeReferenceTranslator typeReferenceTranslator)
{
if (configurationSource is null)
{
throw new ArgumentNullException(nameof(configurationSource));
}
_logger = logger ?? throw new ArgumentNullException(nameof(logger));
_configuration = configurationSource.GetSection <TranspilationConfiguration>()
?? TranspilationConfiguration.Default;
_defaultValueAssignments.Add(DefaultValueStrategy.DefaultConstructor,
type => GetDefaultConstructorCall(type, _configuration, typeReferenceTranslator));
}
/// <summary>
/// Creates a <see cref="BuiltInTypeTranslationStrategy"/>.
/// </summary>
/// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param>
public BuiltInTypeTranslationStrategy(ITypeReferenceTranslator translator)
: base(translator)
{
}
/// <summary>
/// Is overridden to define how the type reference is translated by this strategy.
/// </summary>
/// <param name="referencedType">Type reference that should be tranlated.</param>
/// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param>
/// <returns>Result of the translation.</returns>
protected override TypeReferenceTranslationResult Translate(Type referencedType, ITypeReferenceTranslator translator)
{
var elementType = referencedType.GetCollectionElementType();
var translatedElement = translator.Translate(elementType);
return(new TypeReferenceTranslationResult(
$"Array<{ translatedElement.ReferencedTypeName }>",
translatedElement.Dependencies));
}
/// <summary>
/// Creates a <see cref="CollectionTypeTranslationStrategy"/>.
/// </summary>
/// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param>
public CollectionTypeTranslationStrategy(ITypeReferenceTranslator translator)
: base(translator)
{
}
/// <summary>
/// Is overridden to define how the type reference is translated by this strategy.
/// </summary>
/// <param name="referencedType">Type reference that should be tranlated.</param>
/// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param>
/// <returns>Result of the translation.</returns>
protected override TypeReferenceTranslationResult Translate(Type referencedType, ITypeReferenceTranslator translator)
{
var dictionaryType = GetDictionaryType(referencedType);
var translatedKeyType = translator.Translate(dictionaryType.GetGenericArguments()[0]);
var translatedValueType = translator.Translate(dictionaryType.GetGenericArguments()[1]);
return(new TypeReferenceTranslationResult(
$"{{[key: { translatedKeyType.ReferencedTypeName }]: { translatedValueType.ReferencedTypeName } }}",
translatedKeyType.Dependencies.Merge(translatedValueType.Dependencies)));
}
/// <summary>
/// Creates a <see cref="DictionaryTypeTranslationStrategy"/>.
/// </summary>
/// <param name="translator">Full translator that can be used to translate parts of the complete type reference.</param>
public DictionaryTypeTranslationStrategy(ITypeReferenceTranslator translator)
: base(translator)
{
}