private void GenerateComponent(IndentingTextWriter writer, ComponentCatalog.ComponentInfo component, ComponentCatalog catalog)
{
GenerateEnums(writer, component.ArgumentType, "Runtime");
writer.WriteLine();
GenerateClasses(writer, component.ArgumentType, catalog, "Runtime");
writer.WriteLine();
CSharpGeneratorUtils.GenerateSummary(writer, component.Description);
writer.WriteLine($"public sealed class {CSharpGeneratorUtils.GetComponentName(component)} : {component.Kind}");
writer.WriteLine("{");
writer.Indent();
GenerateInputFields(writer, component.ArgumentType, catalog, "Runtime");
writer.WriteLine($"internal override string ComponentName => \"{component.Name}\";");
writer.Outdent();
writer.WriteLine("}");
writer.WriteLine();
}
private static JObject BuildComponentManifest(IExceptionContext ectx, ComponentCatalog.ComponentInfo componentInfo, ComponentCatalog catalog)
{
Contracts.AssertValueOrNull(ectx);
ectx.AssertValue(componentInfo);
ectx.AssertValue(catalog);
var result = new JObject();
result[FieldNames.Name] = componentInfo.Name;
result[FieldNames.Desc] = componentInfo.Description;
result[FieldNames.FriendlyName] = componentInfo.FriendlyName;
if (Utils.Size(componentInfo.Aliases) > 0)
{
result[FieldNames.Aliases] = new JArray(componentInfo.Aliases);
}
result[FieldNames.Settings] = BuildInputManifest(ectx, componentInfo.ArgumentType, catalog);
return(result);
}
public JObject GetJsonObject(object instance, Dictionary <string, List <ParameterBinding> > inputBindingMap, Dictionary <ParameterBinding, VariableBinding> inputMap)
{
Contracts.CheckValue(instance, nameof(instance));
Contracts.Check(instance.GetType() == _type);
var result = new JObject();
var defaults = Activator.CreateInstance(_type);
for (int i = 0; i < _fields.Length; i++)
{
var field = _fields[i];
var attr = _attrs[i];
var instanceVal = field.GetValue(instance);
var defaultsVal = field.GetValue(defaults);
if (inputBindingMap.TryGetValue(field.Name, out List <ParameterBinding> bindings))
{
// Handle variables.
Contracts.Assert(bindings.Count > 0);
VariableBinding varBinding;
var paramBinding = bindings[0];
if (paramBinding is SimpleParameterBinding)
{
Contracts.Assert(bindings.Count == 1);
bool success = inputMap.TryGetValue(paramBinding, out varBinding);
Contracts.Assert(success);
Contracts.AssertValue(varBinding);
result.Add(field.Name, new JValue(varBinding.ToJson()));
}
else if (paramBinding is ArrayIndexParameterBinding)
{
// Array parameter bindings.
var array = new JArray();
foreach (var parameterBinding in bindings)
{
Contracts.Assert(parameterBinding is ArrayIndexParameterBinding);
bool success = inputMap.TryGetValue(parameterBinding, out varBinding);
Contracts.Assert(success);
Contracts.AssertValue(varBinding);
array.Add(new JValue(varBinding.ToJson()));
}
result.Add(field.Name, array);
}
else
{
// Dictionary parameter bindings. Not supported yet.
Contracts.Assert(paramBinding is DictionaryKeyParameterBinding);
throw Contracts.ExceptNotImpl("Dictionary of variables not yet implemented.");
}
}
else if (instanceVal == null && defaultsVal != null)
{
// Handle null values.
result.Add(field.Name, new JValue(instanceVal));
}
else if (instanceVal != null && (attr.Input.IsRequired || !instanceVal.Equals(defaultsVal)))
{
// A required field will be serialized regardless of whether or not its value is identical to the default.
var type = instanceVal.GetType();
if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Optional <>))
{
var isExplicit = ExtractOptional(ref instanceVal, ref type);
if (!isExplicit)
{
continue;
}
}
if (type == typeof(JArray))
{
result.Add(field.Name, (JArray)instanceVal);
}
else if (type.IsGenericType &&
((type.GetGenericTypeDefinition() == typeof(Var <>)) ||
type.GetGenericTypeDefinition() == typeof(ArrayVar <>) ||
type.GetGenericTypeDefinition() == typeof(DictionaryVar <>)))
{
result.Add(field.Name, new JValue($"${((IVarSerializationHelper)instanceVal).VarName}"));
}
else if (type == typeof(bool) ||
type == typeof(string) ||
type == typeof(char) ||
type == typeof(double) ||
type == typeof(float) ||
type == typeof(int) ||
type == typeof(long) ||
type == typeof(uint) ||
type == typeof(ulong))
{
// Handle simple types.
result.Add(field.Name, new JValue(instanceVal));
}
else if (type.IsEnum)
{
// Handle enums.
result.Add(field.Name, new JValue(instanceVal.ToString()));
}
else if (type.IsArray)
{
// Handle arrays.
var array = (Array)instanceVal;
var jarray = new JArray();
var elementType = type.GetElementType();
if (elementType == typeof(bool) ||
elementType == typeof(string) ||
elementType == typeof(char) ||
elementType == typeof(double) ||
elementType == typeof(float) ||
elementType == typeof(int) ||
elementType == typeof(long) ||
elementType == typeof(uint) ||
elementType == typeof(ulong))
{
foreach (object item in array)
{
jarray.Add(new JValue(item));
}
}
else
{
var builder = new InputBuilder(_ectx, elementType, _catalog);
foreach (object item in array)
{
jarray.Add(builder.GetJsonObject(item, inputBindingMap, inputMap));
}
}
result.Add(field.Name, jarray);
}
else if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Dictionary <,>) &&
type.GetGenericArguments()[0] == typeof(string))
{
// Handle dictionaries.
// REVIEW: Needs to be implemented when we will have entry point arguments that contain dictionaries.
}
else if (typeof(IComponentFactory).IsAssignableFrom(type))
{
// Handle component factories.
bool success = _catalog.TryFindComponent(type, out ComponentCatalog.ComponentInfo instanceInfo);
Contracts.Assert(success);
var builder = new InputBuilder(_ectx, type, _catalog);
var instSettings = builder.GetJsonObject(instanceVal, inputBindingMap, inputMap);
ComponentCatalog.ComponentInfo defaultInfo = null;
JObject defSettings = new JObject();
if (defaultsVal != null)
{
var deftype = defaultsVal.GetType();
if (deftype.IsGenericType && deftype.GetGenericTypeDefinition() == typeof(Optional <>))
{
ExtractOptional(ref defaultsVal, ref deftype);
}
success = _catalog.TryFindComponent(deftype, out defaultInfo);
Contracts.Assert(success);
builder = new InputBuilder(_ectx, deftype, _catalog);
defSettings = builder.GetJsonObject(defaultsVal, inputBindingMap, inputMap);
}
if (instanceInfo.Name != defaultInfo?.Name || instSettings.ToString() != defSettings.ToString())
{
var jcomponent = new JObject
{
{ FieldNames.Name, new JValue(instanceInfo.Name) }
};
if (instSettings.ToString() != defSettings.ToString())
{
jcomponent.Add(FieldNames.Settings, instSettings);
}
result.Add(field.Name, jcomponent);
}
}
else
{
// REVIEW: pass in the bindings once we support variables in inner fields.
// Handle structs.
var builder = new InputBuilder(_ectx, type, _catalog);
result.Add(field.Name, builder.GetJsonObject(instanceVal, new Dictionary <string, List <ParameterBinding> >(),
new Dictionary <ParameterBinding, VariableBinding>()));
}
}
}
return(result);
}
public static string GetComponentName(ComponentCatalog.ComponentInfo component)
{
return($"{Capitalize(component.Name)}{component.Kind}");
}
