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| 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
| 4 | 4 |
| 5 #include "include/dart_mirrors_api.h" | 5 #include "include/dart_mirrors_api.h" |
| 6 | 6 |
| 7 #include "platform/assert.h" | 7 #include "platform/assert.h" |
| 8 #include "vm/class_finalizer.h" | 8 #include "vm/class_finalizer.h" |
| 9 #include "vm/dart.h" | 9 #include "vm/dart.h" |
| 10 #include "vm/dart_api_impl.h" | 10 #include "vm/dart_api_impl.h" |
| 11 #include "vm/dart_api_state.h" | 11 #include "vm/dart_api_state.h" |
| 12 #include "vm/dart_entry.h" | 12 #include "vm/dart_entry.h" |
| 13 #include "vm/exceptions.h" | 13 #include "vm/exceptions.h" |
| 14 #include "vm/growable_array.h" | 14 #include "vm/growable_array.h" |
| 15 #include "vm/object.h" | 15 #include "vm/object.h" |
| 16 #include "vm/resolver.h" | 16 #include "vm/resolver.h" |
| 17 #include "vm/stack_frame.h" | 17 #include "vm/stack_frame.h" |
| 18 #include "vm/symbols.h" | 18 #include "vm/symbols.h" |
| 19 | 19 |
| 20 namespace dart { | 20 namespace dart { |
| 21 | 21 |
| 22 // Facilitate quick access to the current zone once we have the curren thread. | 22 // Facilitate quick access to the current zone once we have the curren thread. |
| 23 #define Z (T->zone()) | 23 #define Z (T->zone()) |
| 24 | 24 |
| 25 | 25 |
| 26 // --- Classes and Interfaces Reflection --- | 26 // --- Classes and Interfaces Reflection --- |
| 27 | 27 |
| 28 DART_EXPORT Dart_Handle Dart_TypeName(Dart_Handle object) { | 28 DART_EXPORT Dart_Handle Dart_TypeName(Dart_Handle object) { |
| 29 DARTSCOPE(Thread::Current()); | 29 DARTSCOPE(Thread::Current()); |
| 30 const Object& obj = Object::Handle(I, Api::UnwrapHandle(object)); | 30 const Object& obj = Object::Handle(Z, Api::UnwrapHandle(object)); |
| 31 if (obj.IsType()) { | 31 if (obj.IsType()) { |
| 32 const Class& cls = Class::Handle(Type::Cast(obj).type_class()); | 32 const Class& cls = Class::Handle(Type::Cast(obj).type_class()); |
| 33 return Api::NewHandle(I, cls.UserVisibleName()); | 33 return Api::NewHandle(I, cls.UserVisibleName()); |
| 34 } else { | 34 } else { |
| 35 RETURN_TYPE_ERROR(I, object, Class/Type); | 35 RETURN_TYPE_ERROR(Z, object, Class/Type); |
| 36 } | 36 } |
| 37 } | 37 } |
| 38 | 38 |
| 39 | 39 |
| 40 DART_EXPORT Dart_Handle Dart_QualifiedTypeName(Dart_Handle object) { | 40 DART_EXPORT Dart_Handle Dart_QualifiedTypeName(Dart_Handle object) { |
| 41 DARTSCOPE(Thread::Current()); | 41 DARTSCOPE(Thread::Current()); |
| 42 const Object& obj = Object::Handle(Z, Api::UnwrapHandle(object)); | 42 const Object& obj = Object::Handle(Z, Api::UnwrapHandle(object)); |
| 43 if (obj.IsType() || obj.IsClass()) { | 43 if (obj.IsType() || obj.IsClass()) { |
| 44 const Class& cls = (obj.IsType()) ? | 44 const Class& cls = (obj.IsType()) ? |
| 45 Class::Handle(Z, Type::Cast(obj).type_class()) : Class::Cast(obj); | 45 Class::Handle(Z, Type::Cast(obj).type_class()) : Class::Cast(obj); |
| 46 const char* str = cls.ToCString(); | 46 const char* str = cls.ToCString(); |
| 47 if (str == NULL) { | 47 if (str == NULL) { |
| 48 RETURN_NULL_ERROR(str); | 48 RETURN_NULL_ERROR(str); |
| 49 } | 49 } |
| 50 CHECK_CALLBACK_STATE(I); | 50 CHECK_CALLBACK_STATE(I); |
| 51 return Api::NewHandle(I, String::New(str)); | 51 return Api::NewHandle(I, String::New(str)); |
| 52 } else { | 52 } else { |
| 53 RETURN_TYPE_ERROR(I, object, Class/Type); | 53 RETURN_TYPE_ERROR(Z, object, Class/Type); |
| 54 } | 54 } |
| 55 } | 55 } |
| 56 | 56 |
| 57 | 57 |
| 58 // --- Function and Variable Reflection --- | 58 // --- Function and Variable Reflection --- |
| 59 | 59 |
| 60 // Outside of the vm, we expose setter names with a trailing '='. | 60 // Outside of the vm, we expose setter names with a trailing '='. |
| 61 static bool HasExternalSetterSuffix(const String& name) { | 61 static bool HasExternalSetterSuffix(const String& name) { |
| 62 return name.CharAt(name.Length() - 1) == '='; | 62 return name.CharAt(name.Length() - 1) == '='; |
| 63 } | 63 } |
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| 128 } | 128 } |
| 129 | 129 |
| 130 | 130 |
| 131 DART_EXPORT Dart_Handle Dart_LookupFunction(Dart_Handle target, | 131 DART_EXPORT Dart_Handle Dart_LookupFunction(Dart_Handle target, |
| 132 Dart_Handle function_name) { | 132 Dart_Handle function_name) { |
| 133 DARTSCOPE(Thread::Current()); | 133 DARTSCOPE(Thread::Current()); |
| 134 const Object& obj = Object::Handle(Z, Api::UnwrapHandle(target)); | 134 const Object& obj = Object::Handle(Z, Api::UnwrapHandle(target)); |
| 135 if (obj.IsError()) { | 135 if (obj.IsError()) { |
| 136 return target; | 136 return target; |
| 137 } | 137 } |
| 138 const String& func_name = Api::UnwrapStringHandle(I, function_name); | 138 const String& func_name = Api::UnwrapStringHandle(Z, function_name); |
| 139 if (func_name.IsNull()) { | 139 if (func_name.IsNull()) { |
| 140 RETURN_TYPE_ERROR(I, function_name, String); | 140 RETURN_TYPE_ERROR(Z, function_name, String); |
| 141 } | 141 } |
| 142 | 142 |
| 143 Function& func = Function::Handle(Z); | 143 Function& func = Function::Handle(Z); |
| 144 String& tmp_name = String::Handle(Z); | 144 String& tmp_name = String::Handle(Z); |
| 145 if (obj.IsType()) { | 145 if (obj.IsType()) { |
| 146 const Class& cls = Class::Handle(Z, Type::Cast(obj).type_class()); | 146 const Class& cls = Class::Handle(Z, Type::Cast(obj).type_class()); |
| 147 | 147 |
| 148 // Case 1. Lookup the unmodified function name. | 148 // Case 1. Lookup the unmodified function name. |
| 149 func = cls.LookupFunctionAllowPrivate(func_name); | 149 func = cls.LookupFunctionAllowPrivate(func_name); |
| 150 | 150 |
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| 204 func_kind == RawFunction::kSetterFunction || | 204 func_kind == RawFunction::kSetterFunction || |
| 205 func_kind == RawFunction::kConstructor); | 205 func_kind == RawFunction::kConstructor); |
| 206 } | 206 } |
| 207 #endif | 207 #endif |
| 208 return Api::NewHandle(I, func.raw()); | 208 return Api::NewHandle(I, func.raw()); |
| 209 } | 209 } |
| 210 | 210 |
| 211 | 211 |
| 212 DART_EXPORT Dart_Handle Dart_FunctionName(Dart_Handle function) { | 212 DART_EXPORT Dart_Handle Dart_FunctionName(Dart_Handle function) { |
| 213 DARTSCOPE(Thread::Current()); | 213 DARTSCOPE(Thread::Current()); |
| 214 const Function& func = Api::UnwrapFunctionHandle(I, function); | 214 const Function& func = Api::UnwrapFunctionHandle(Z, function); |
| 215 if (func.IsNull()) { | 215 if (func.IsNull()) { |
| 216 RETURN_TYPE_ERROR(I, function, Function); | 216 RETURN_TYPE_ERROR(Z, function, Function); |
| 217 } | 217 } |
| 218 return Api::NewHandle(I, func.UserVisibleName()); | 218 return Api::NewHandle(I, func.UserVisibleName()); |
| 219 } | 219 } |
| 220 | 220 |
| 221 | 221 |
| 222 DART_EXPORT Dart_Handle Dart_FunctionOwner(Dart_Handle function) { | 222 DART_EXPORT Dart_Handle Dart_FunctionOwner(Dart_Handle function) { |
| 223 DARTSCOPE(Thread::Current()); | 223 DARTSCOPE(Thread::Current()); |
| 224 const Function& func = Api::UnwrapFunctionHandle(I, function); | 224 const Function& func = Api::UnwrapFunctionHandle(Z, function); |
| 225 if (func.IsNull()) { | 225 if (func.IsNull()) { |
| 226 RETURN_TYPE_ERROR(I, function, Function); | 226 RETURN_TYPE_ERROR(Z, function, Function); |
| 227 } | 227 } |
| 228 if (func.IsNonImplicitClosureFunction()) { | 228 if (func.IsNonImplicitClosureFunction()) { |
| 229 RawFunction* parent_function = func.parent_function(); | 229 RawFunction* parent_function = func.parent_function(); |
| 230 return Api::NewHandle(I, parent_function); | 230 return Api::NewHandle(I, parent_function); |
| 231 } | 231 } |
| 232 const Class& owner = Class::Handle(Z, func.Owner()); | 232 const Class& owner = Class::Handle(Z, func.Owner()); |
| 233 ASSERT(!owner.IsNull()); | 233 ASSERT(!owner.IsNull()); |
| 234 if (owner.IsTopLevel()) { | 234 if (owner.IsTopLevel()) { |
| 235 // Top-level functions are implemented as members of a hidden class. We hide | 235 // Top-level functions are implemented as members of a hidden class. We hide |
| 236 // that class here and instead answer the library. | 236 // that class here and instead answer the library. |
| 237 #if defined(DEBUG) | 237 #if defined(DEBUG) |
| 238 const Library& lib = Library::Handle(Z, owner.library()); | 238 const Library& lib = Library::Handle(Z, owner.library()); |
| 239 if (lib.IsNull()) { | 239 if (lib.IsNull()) { |
| 240 ASSERT(owner.IsDynamicClass() || owner.IsVoidClass()); | 240 ASSERT(owner.IsDynamicClass() || owner.IsVoidClass()); |
| 241 } | 241 } |
| 242 #endif | 242 #endif |
| 243 return Api::NewHandle(I, owner.library()); | 243 return Api::NewHandle(I, owner.library()); |
| 244 } else { | 244 } else { |
| 245 return Api::NewHandle(I, owner.RareType()); | 245 return Api::NewHandle(I, owner.RareType()); |
| 246 } | 246 } |
| 247 } | 247 } |
| 248 | 248 |
| 249 | 249 |
| 250 DART_EXPORT Dart_Handle Dart_FunctionIsStatic(Dart_Handle function, | 250 DART_EXPORT Dart_Handle Dart_FunctionIsStatic(Dart_Handle function, |
| 251 bool* is_static) { | 251 bool* is_static) { |
| 252 DARTSCOPE(Thread::Current()); | 252 DARTSCOPE(Thread::Current()); |
| 253 if (is_static == NULL) { | 253 if (is_static == NULL) { |
| 254 RETURN_NULL_ERROR(is_static); | 254 RETURN_NULL_ERROR(is_static); |
| 255 } | 255 } |
| 256 const Function& func = Api::UnwrapFunctionHandle(I, function); | 256 const Function& func = Api::UnwrapFunctionHandle(Z, function); |
| 257 if (func.IsNull()) { | 257 if (func.IsNull()) { |
| 258 RETURN_TYPE_ERROR(I, function, Function); | 258 RETURN_TYPE_ERROR(Z, function, Function); |
| 259 } | 259 } |
| 260 *is_static = func.is_static(); | 260 *is_static = func.is_static(); |
| 261 return Api::Success(); | 261 return Api::Success(); |
| 262 } | 262 } |
| 263 | 263 |
| 264 | 264 |
| 265 DART_EXPORT Dart_Handle Dart_FunctionIsConstructor(Dart_Handle function, | 265 DART_EXPORT Dart_Handle Dart_FunctionIsConstructor(Dart_Handle function, |
| 266 bool* is_constructor) { | 266 bool* is_constructor) { |
| 267 DARTSCOPE(Thread::Current()); | 267 DARTSCOPE(Thread::Current()); |
| 268 if (is_constructor == NULL) { | 268 if (is_constructor == NULL) { |
| 269 RETURN_NULL_ERROR(is_constructor); | 269 RETURN_NULL_ERROR(is_constructor); |
| 270 } | 270 } |
| 271 const Function& func = Api::UnwrapFunctionHandle(I, function); | 271 const Function& func = Api::UnwrapFunctionHandle(Z, function); |
| 272 if (func.IsNull()) { | 272 if (func.IsNull()) { |
| 273 RETURN_TYPE_ERROR(I, function, Function); | 273 RETURN_TYPE_ERROR(Z, function, Function); |
| 274 } | 274 } |
| 275 *is_constructor = func.kind() == RawFunction::kConstructor; | 275 *is_constructor = func.kind() == RawFunction::kConstructor; |
| 276 return Api::Success(); | 276 return Api::Success(); |
| 277 } | 277 } |
| 278 | 278 |
| 279 | 279 |
| 280 DART_EXPORT Dart_Handle Dart_FunctionIsGetter(Dart_Handle function, | 280 DART_EXPORT Dart_Handle Dart_FunctionIsGetter(Dart_Handle function, |
| 281 bool* is_getter) { | 281 bool* is_getter) { |
| 282 DARTSCOPE(Thread::Current()); | 282 DARTSCOPE(Thread::Current()); |
| 283 if (is_getter == NULL) { | 283 if (is_getter == NULL) { |
| 284 RETURN_NULL_ERROR(is_getter); | 284 RETURN_NULL_ERROR(is_getter); |
| 285 } | 285 } |
| 286 const Function& func = Api::UnwrapFunctionHandle(I, function); | 286 const Function& func = Api::UnwrapFunctionHandle(Z, function); |
| 287 if (func.IsNull()) { | 287 if (func.IsNull()) { |
| 288 RETURN_TYPE_ERROR(I, function, Function); | 288 RETURN_TYPE_ERROR(Z, function, Function); |
| 289 } | 289 } |
| 290 *is_getter = func.IsGetterFunction(); | 290 *is_getter = func.IsGetterFunction(); |
| 291 return Api::Success(); | 291 return Api::Success(); |
| 292 } | 292 } |
| 293 | 293 |
| 294 | 294 |
| 295 DART_EXPORT Dart_Handle Dart_FunctionIsSetter(Dart_Handle function, | 295 DART_EXPORT Dart_Handle Dart_FunctionIsSetter(Dart_Handle function, |
| 296 bool* is_setter) { | 296 bool* is_setter) { |
| 297 DARTSCOPE(Thread::Current()); | 297 DARTSCOPE(Thread::Current()); |
| 298 if (is_setter == NULL) { | 298 if (is_setter == NULL) { |
| 299 RETURN_NULL_ERROR(is_setter); | 299 RETURN_NULL_ERROR(is_setter); |
| 300 } | 300 } |
| 301 const Function& func = Api::UnwrapFunctionHandle(I, function); | 301 const Function& func = Api::UnwrapFunctionHandle(Z, function); |
| 302 if (func.IsNull()) { | 302 if (func.IsNull()) { |
| 303 RETURN_TYPE_ERROR(I, function, Function); | 303 RETURN_TYPE_ERROR(Z, function, Function); |
| 304 } | 304 } |
| 305 *is_setter = (func.kind() == RawFunction::kSetterFunction); | 305 *is_setter = (func.kind() == RawFunction::kSetterFunction); |
| 306 return Api::Success(); | 306 return Api::Success(); |
| 307 } | 307 } |
| 308 | 308 |
| 309 | 309 |
| 310 // --- Libraries Reflection --- | 310 // --- Libraries Reflection --- |
| 311 | 311 |
| 312 DART_EXPORT Dart_Handle Dart_LibraryName(Dart_Handle library) { | 312 DART_EXPORT Dart_Handle Dart_LibraryName(Dart_Handle library) { |
| 313 DARTSCOPE(Thread::Current()); | 313 DARTSCOPE(Thread::Current()); |
| 314 const Library& lib = Api::UnwrapLibraryHandle(I, library); | 314 const Library& lib = Api::UnwrapLibraryHandle(Z, library); |
| 315 if (lib.IsNull()) { | 315 if (lib.IsNull()) { |
| 316 RETURN_TYPE_ERROR(I, library, Library); | 316 RETURN_TYPE_ERROR(Z, library, Library); |
| 317 } | 317 } |
| 318 const String& name = String::Handle(Z, lib.name()); | 318 const String& name = String::Handle(Z, lib.name()); |
| 319 ASSERT(!name.IsNull()); | 319 ASSERT(!name.IsNull()); |
| 320 return Api::NewHandle(I, name.raw()); | 320 return Api::NewHandle(I, name.raw()); |
| 321 } | 321 } |
| 322 | 322 |
| 323 DART_EXPORT Dart_Handle Dart_LibraryGetClassNames(Dart_Handle library) { | 323 DART_EXPORT Dart_Handle Dart_LibraryGetClassNames(Dart_Handle library) { |
| 324 DARTSCOPE(Thread::Current()); | 324 DARTSCOPE(Thread::Current()); |
| 325 const Library& lib = Api::UnwrapLibraryHandle(I, library); | 325 const Library& lib = Api::UnwrapLibraryHandle(Z, library); |
| 326 if (lib.IsNull()) { | 326 if (lib.IsNull()) { |
| 327 RETURN_TYPE_ERROR(I, library, Library); | 327 RETURN_TYPE_ERROR(Z, library, Library); |
| 328 } | 328 } |
| 329 | 329 |
| 330 const GrowableObjectArray& names = | 330 const GrowableObjectArray& names = |
| 331 GrowableObjectArray::Handle(Z, GrowableObjectArray::New()); | 331 GrowableObjectArray::Handle(Z, GrowableObjectArray::New()); |
| 332 ClassDictionaryIterator it(lib); | 332 ClassDictionaryIterator it(lib); |
| 333 Class& cls = Class::Handle(Z); | 333 Class& cls = Class::Handle(Z); |
| 334 String& name = String::Handle(Z); | 334 String& name = String::Handle(Z); |
| 335 while (it.HasNext()) { | 335 while (it.HasNext()) { |
| 336 cls = it.GetNextClass(); | 336 cls = it.GetNextClass(); |
| 337 if (cls.IsSignatureClass()) { | 337 if (cls.IsSignatureClass()) { |
| (...skipping 10 matching lines...) Expand all Loading... |
| 348 } | 348 } |
| 349 } | 349 } |
| 350 return Api::NewHandle(I, Array::MakeArray(names)); | 350 return Api::NewHandle(I, Array::MakeArray(names)); |
| 351 } | 351 } |
| 352 | 352 |
| 353 | 353 |
| 354 // --- Closures Reflection --- | 354 // --- Closures Reflection --- |
| 355 | 355 |
| 356 DART_EXPORT Dart_Handle Dart_ClosureFunction(Dart_Handle closure) { | 356 DART_EXPORT Dart_Handle Dart_ClosureFunction(Dart_Handle closure) { |
| 357 DARTSCOPE(Thread::Current()); | 357 DARTSCOPE(Thread::Current()); |
| 358 const Instance& closure_obj = Api::UnwrapInstanceHandle(I, closure); | 358 const Instance& closure_obj = Api::UnwrapInstanceHandle(Z, closure); |
| 359 if (closure_obj.IsNull() || !closure_obj.IsClosure()) { | 359 if (closure_obj.IsNull() || !closure_obj.IsClosure()) { |
| 360 RETURN_TYPE_ERROR(I, closure, Instance); | 360 RETURN_TYPE_ERROR(Z, closure, Instance); |
| 361 } | 361 } |
| 362 | 362 |
| 363 ASSERT(ClassFinalizer::AllClassesFinalized()); | 363 ASSERT(ClassFinalizer::AllClassesFinalized()); |
| 364 | 364 |
| 365 RawFunction* rf = Closure::function(closure_obj); | 365 RawFunction* rf = Closure::function(closure_obj); |
| 366 return Api::NewHandle(I, rf); | 366 return Api::NewHandle(I, rf); |
| 367 } | 367 } |
| 368 | 368 |
| 369 } // namespace dart | 369 } // namespace dart |
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