private static object ConstructRubyStruct(RubyConstructor /*!*/ ctor, string /*!*/ structName, Node /*!*/ node)
{
MappingNode mapping = node as MappingNode;
if (mapping == null)
{
throw new ConstructorException("can only construct struct from mapping node");
}
if (structName.Length == 0)
{
// TODO:
throw new NotSupportedException("anonymous structs not supported");
}
RubyContext context = ctor.GlobalScope.Context;
RubyModule module;
// TODO: MRI calls "members" on an arbitrary object
// MRI checks Struct first, then falls back to Object
if (!context.TryGetModule(ctor.GlobalScope, "Struct::" + structName, out module) &&
!context.TryGetModule(ctor.GlobalScope, structName, out module))
{
throw RubyExceptions.CreateTypeError("Undefined struct `{0}'", structName);
}
RubyClass cls = module as RubyClass;
if (cls == null)
{
throw RubyExceptions.CreateTypeError("`{0}' is not a class", structName);
}
RubyStruct newStruct = RubyStruct.Create(cls);
foreach (var pair in ctor.ConstructMapping(mapping))
{
var attributeName = pair.Key as MutableString;
int index;
// TODO: encoding
if (attributeName != null && newStruct.TryGetIndex(attributeName.ToString(), out index))
{
newStruct[index] = pair.Value;
}
}
return(newStruct);
}
private static object ConstructPrivateObject(RubyConstructor /*!*/ ctor, string className, Node node)
{
MappingNode mapping = node as MappingNode;
if (mapping == null)
{
throw new ConstructorException("can only construct private type from mapping node");
}
RubyModule module;
RubyGlobalScope globalScope = ctor.GlobalScope;
if (globalScope.Context.TryGetModule(globalScope, className, out module))
{
if (!module.IsClass)
{
throw new ConstructorException("Cannot construct module");
}
Hash values = ctor.ConstructMapping(mapping);
// TODO: call allocate here:
object result = null;
RubyMethodInfo method = module.GetMethod("yaml_initialize") as RubyMethodInfo;
if (method != null)
{
result = RubyMarshal.Utils.CreateObjectAndSetIvars((RubyClass)module);
ctor._yamlInitializeSite.Target(ctor._yamlInitializeSite, result, className, values);
}
else
{
var dict = new Dictionary <string, object>(values.Count);
foreach (var kvp in EnumerateAttributes(globalScope.Context, values))
{
dict.Add(kvp.Key, kvp.Value);
}
result = RubyMarshal.Utils.CreateObjectAndSetIvars((RubyClass)module, dict);
}
return(result);
}
else
{
//TODO: YAML::Object
throw new NotImplementedError("YAML::Object is not implemented yet");
}
}
private static object ConstructRubyStruct(RubyConstructor/*!*/ ctor, string className, Node node) {
MappingNode mapping = node as MappingNode;
if (mapping == null) {
throw new ConstructorException("can only construct struct from mapping node");
}
RubyContext context = ctor.GlobalScope.Context;
RubyModule module;
RubyClass cls;
if (context.TryGetModule(ctor.GlobalScope, className, out module)) {
cls = module as RubyClass;
if (cls == null) {
throw new ConstructorException("Struct type name must be Ruby class");
}
} else {
RubyModule structModule = context.GetModule(typeof(RubyStruct));
cls = RubyUtils.GetConstant(ctor.GlobalScope, structModule, className, false) as RubyClass;
if (cls == null) {
throw new ConstructorException(String.Format("Cannot find struct class \"{0}\"", className));
}
}
RubyStruct newStruct = RubyStruct.Create(cls);
foreach (var pair in ctor.ConstructMapping(mapping)) {
RubyStructOps.SetValue(newStruct, SymbolTable.StringToId(pair.Key.ToString()), pair.Value);
}
return newStruct;
}
private static object ConstructPrivateObject(RubyConstructor/*!*/ ctor, string className, Node node) {
MappingNode mapping = node as MappingNode;
if (mapping == null) {
throw new ConstructorException("can only construct private type from mapping node");
}
RubyModule module;
RubyGlobalScope globalScope = ctor.GlobalScope;
if (globalScope.Context.TryGetModule(globalScope, className, out module)) {
if (!module.IsClass) {
throw new ConstructorException("Cannot construct module");
}
Hash values = ctor.ConstructMapping(mapping);
RubyMethodInfo method = module.GetMethod("yaml_initialize") as RubyMethodInfo;
if (method != null) {
object result = RubyUtils.CreateObject((RubyClass)module);
ctor._yamlInitializeSite.Target(ctor._yamlInitializeSite, result, className, values);
return result;
} else {
return RubyUtils.CreateObject((RubyClass)module, values, true);
}
} else {
//TODO: YAML::Object
throw new NotImplementedError("YAML::Object is not implemented yet");
}
}
private static object ConstructRubyStruct(RubyConstructor/*!*/ ctor, string/*!*/ structName, Node/*!*/ node) {
MappingNode mapping = node as MappingNode;
if (mapping == null) {
throw new ConstructorException("can only construct struct from mapping node");
}
if (structName.Length == 0) {
// TODO:
throw new NotSupportedException("anonymous structs not supported");
}
RubyContext context = ctor.GlobalScope.Context;
RubyModule module;
// TODO: MRI calls "members" on an arbitrary object
// MRI checks Struct first, then falls back to Object
if (!context.TryGetModule(ctor.GlobalScope, "Struct::" + structName, out module) &&
!context.TryGetModule(ctor.GlobalScope, structName, out module)) {
throw RubyExceptions.CreateTypeError("Undefined struct `{0}'", structName);
}
RubyClass cls = module as RubyClass;
if (cls == null) {
throw RubyExceptions.CreateTypeError("`{0}' is not a class", structName);
}
RubyStruct newStruct = RubyStruct.Create(cls);
foreach (var pair in ctor.ConstructMapping(mapping)) {
var attributeName = pair.Key as MutableString;
int index;
// TODO: encoding
if (attributeName != null && newStruct.TryGetIndex(attributeName.ToString(), out index)) {
newStruct[index] = pair.Value;
}
}
return newStruct;
}
private static object ConstructPrivateObject(RubyConstructor/*!*/ ctor, string className, Node node)
{
MappingNode mapping = node as MappingNode;
if (mapping == null) {
throw new ConstructorException("can only construct private type from mapping node");
}
RubyModule module;
RubyGlobalScope globalScope = ctor.GlobalScope;
if (globalScope.Context.TryGetModule(globalScope, className, out module)) {
if (!module.IsClass) {
throw new ConstructorException("Cannot construct module");
}
Hash values = ctor.ConstructMapping(mapping);
// TODO: call allocate here:
object result = null;
RubyMethodInfo method = module.GetMethod("yaml_initialize") as RubyMethodInfo;
if (method != null) {
result = RubyMarshal.Utils.CreateObjectAndSetIvars((RubyClass)module);
ctor._yamlInitializeSite.Target(ctor._yamlInitializeSite, result, className, values);
} else {
var dict = new Dictionary<string, object>(values.Count);
foreach (var kvp in EnumerateAttributes(globalScope.Context, values)) {
dict.Add(kvp.Key, kvp.Value);
}
result = RubyMarshal.Utils.CreateObjectAndSetIvars((RubyClass)module, dict);
}
return result;
} else {
//TODO: YAML::Object
throw new NotImplementedError("YAML::Object is not implemented yet");
}
}
