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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 | 22 |
23 // --- Classes and Interfaces Reflection --- | 23 // --- Classes and Interfaces Reflection --- |
24 | 24 |
25 DART_EXPORT Dart_Handle Dart_ClassName(Dart_Handle object) { | 25 DART_EXPORT Dart_Handle Dart_TypeName(Dart_Handle object) { |
26 Isolate* isolate = Isolate::Current(); | 26 Isolate* isolate = Isolate::Current(); |
27 DARTSCOPE(isolate); | 27 DARTSCOPE(isolate); |
28 const Object& obj = Object::Handle(isolate, Api::UnwrapHandle(object)); | 28 const Object& obj = Object::Handle(isolate, Api::UnwrapHandle(object)); |
29 if (obj.IsType() || obj.IsClass()) { | 29 if (obj.IsType()) { |
30 const Class& cls = (obj.IsType()) ? | 30 const Class& cls = Class::Handle(Type::Cast(obj).type_class()); |
31 Class::Handle(Type::Cast(obj).type_class()) : Class::Cast(obj); | |
32 return Api::NewHandle(isolate, cls.UserVisibleName()); | 31 return Api::NewHandle(isolate, cls.UserVisibleName()); |
33 } else { | 32 } else { |
34 RETURN_TYPE_ERROR(isolate, object, Class/Type); | 33 RETURN_TYPE_ERROR(isolate, object, Class/Type); |
35 } | 34 } |
36 } | 35 } |
37 | 36 |
38 DART_EXPORT Dart_Handle Dart_QualifiedClassName(Dart_Handle object) { | 37 DART_EXPORT Dart_Handle Dart_ClassName(Dart_Handle object) { |
| 38 return Dart_TypeName(object); |
| 39 } |
| 40 |
| 41 DART_EXPORT Dart_Handle Dart_QualifiedTypeName(Dart_Handle object) { |
39 Isolate* isolate = Isolate::Current(); | 42 Isolate* isolate = Isolate::Current(); |
40 DARTSCOPE(isolate); | 43 DARTSCOPE(isolate); |
41 const Object& obj = Object::Handle(isolate, Api::UnwrapHandle(object)); | 44 const Object& obj = Object::Handle(isolate, Api::UnwrapHandle(object)); |
42 if (obj.IsType() || obj.IsClass()) { | 45 if (obj.IsType() || obj.IsClass()) { |
43 const Class& cls = (obj.IsType()) ? | 46 const Class& cls = (obj.IsType()) ? |
44 Class::Handle(Type::Cast(obj).type_class()) : Class::Cast(obj); | 47 Class::Handle(Type::Cast(obj).type_class()) : Class::Cast(obj); |
45 return Dart_NewStringFromCString(cls.ToCString()); | 48 return Dart_NewStringFromCString(cls.ToCString()); |
46 } else { | 49 } else { |
47 RETURN_TYPE_ERROR(isolate, object, Class/Type); | 50 RETURN_TYPE_ERROR(isolate, object, Class/Type); |
48 } | 51 } |
49 } | 52 } |
50 | 53 |
| 54 DART_EXPORT Dart_Handle Dart_QualifiedClassName(Dart_Handle object) { |
| 55 return Dart_QualifiedTypeName(object); |
| 56 } |
| 57 |
51 // --- Function and Variable Reflection --- | 58 // --- Function and Variable Reflection --- |
52 | 59 |
53 // Outside of the vm, we expose setter names with a trailing '='. | 60 // Outside of the vm, we expose setter names with a trailing '='. |
54 static bool HasExternalSetterSuffix(const String& name) { | 61 static bool HasExternalSetterSuffix(const String& name) { |
55 return name.CharAt(name.Length() - 1) == '='; | 62 return name.CharAt(name.Length() - 1) == '='; |
56 } | 63 } |
57 | 64 |
58 | 65 |
59 static RawString* RemoveExternalSetterSuffix(const String& name) { | 66 static RawString* RemoveExternalSetterSuffix(const String& name) { |
60 ASSERT(HasExternalSetterSuffix(name)); | 67 ASSERT(HasExternalSetterSuffix(name)); |
61 return String::SubString(name, 0, name.Length() - 1); | 68 return String::SubString(name, 0, name.Length() - 1); |
62 } | 69 } |
63 | 70 |
64 | 71 |
65 DART_EXPORT Dart_Handle Dart_GetFunctionNames(Dart_Handle target) { | 72 DART_EXPORT Dart_Handle Dart_GetFunctionNames(Dart_Handle target) { |
66 Isolate* isolate = Isolate::Current(); | 73 Isolate* isolate = Isolate::Current(); |
67 DARTSCOPE(isolate); | 74 DARTSCOPE(isolate); |
68 const Object& obj = Object::Handle(isolate, Api::UnwrapHandle(target)); | 75 const Object& obj = Object::Handle(isolate, Api::UnwrapHandle(target)); |
69 if (obj.IsError()) { | 76 if (obj.IsError()) { |
70 return target; | 77 return target; |
71 } | 78 } |
72 | 79 |
73 const GrowableObjectArray& names = | 80 const GrowableObjectArray& names = |
74 GrowableObjectArray::Handle(isolate, GrowableObjectArray::New()); | 81 GrowableObjectArray::Handle(isolate, GrowableObjectArray::New()); |
75 Function& func = Function::Handle(); | 82 Function& func = Function::Handle(); |
76 String& name = String::Handle(); | 83 String& name = String::Handle(); |
77 | 84 |
78 if (obj.IsType() || obj.IsClass()) { | 85 if (obj.IsType()) { |
79 // For backwards compatibility we allow class objects to be passed in | 86 const Class& cls = Class::Handle(Type::Cast(obj).type_class()); |
80 // for now. This needs to be removed once all code that uses class | |
81 // objects to invoke Dart_Invoke is removed. | |
82 const Class& cls = (obj.IsType()) ? | |
83 Class::Handle(Type::Cast(obj).type_class()) : Class::Cast(obj); | |
84 const Error& error = Error::Handle(isolate, cls.EnsureIsFinalized(isolate)); | 87 const Error& error = Error::Handle(isolate, cls.EnsureIsFinalized(isolate)); |
85 if (!error.IsNull()) { | 88 if (!error.IsNull()) { |
86 return Api::NewHandle(isolate, error.raw()); | 89 return Api::NewHandle(isolate, error.raw()); |
87 } | 90 } |
88 const Array& func_array = Array::Handle(cls.functions()); | 91 const Array& func_array = Array::Handle(cls.functions()); |
89 | 92 |
90 // Some special types like 'dynamic' have a null functions list. | 93 // Some special types like 'dynamic' have a null functions list. |
91 if (!func_array.IsNull()) { | 94 if (!func_array.IsNull()) { |
92 for (intptr_t i = 0; i < func_array.Length(); ++i) { | 95 for (intptr_t i = 0; i < func_array.Length(); ++i) { |
93 func ^= func_array.At(i); | 96 func ^= func_array.At(i); |
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134 if (obj.IsError()) { | 137 if (obj.IsError()) { |
135 return target; | 138 return target; |
136 } | 139 } |
137 const String& func_name = Api::UnwrapStringHandle(isolate, function_name); | 140 const String& func_name = Api::UnwrapStringHandle(isolate, function_name); |
138 if (func_name.IsNull()) { | 141 if (func_name.IsNull()) { |
139 RETURN_TYPE_ERROR(isolate, function_name, String); | 142 RETURN_TYPE_ERROR(isolate, function_name, String); |
140 } | 143 } |
141 | 144 |
142 Function& func = Function::Handle(isolate); | 145 Function& func = Function::Handle(isolate); |
143 String& tmp_name = String::Handle(isolate); | 146 String& tmp_name = String::Handle(isolate); |
144 if (obj.IsType() || obj.IsClass()) { | 147 if (obj.IsType()) { |
145 // For backwards compatibility we allow class objects to be passed in | 148 const Class& cls = Class::Handle(Type::Cast(obj).type_class()); |
146 // for now. This needs to be removed once all code that uses class | |
147 // objects to invoke Dart_Invoke is removed. | |
148 const Class& cls = (obj.IsType()) ? | |
149 Class::Handle(Type::Cast(obj).type_class()) : Class::Cast(obj); | |
150 | 149 |
151 // Case 1. Lookup the unmodified function name. | 150 // Case 1. Lookup the unmodified function name. |
152 func = cls.LookupFunctionAllowPrivate(func_name); | 151 func = cls.LookupFunctionAllowPrivate(func_name); |
153 | 152 |
154 // Case 2. Lookup the function without the external setter suffix | 153 // Case 2. Lookup the function without the external setter suffix |
155 // '='. Make sure to do this check after the regular lookup, so | 154 // '='. Make sure to do this check after the regular lookup, so |
156 // that we don't interfere with operator lookups (like ==). | 155 // that we don't interfere with operator lookups (like ==). |
157 if (func.IsNull() && HasExternalSetterSuffix(func_name)) { | 156 if (func.IsNull() && HasExternalSetterSuffix(func_name)) { |
158 tmp_name = RemoveExternalSetterSuffix(func_name); | 157 tmp_name = RemoveExternalSetterSuffix(func_name); |
159 tmp_name = Field::SetterName(tmp_name); | 158 tmp_name = Field::SetterName(tmp_name); |
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373 RETURN_TYPE_ERROR(isolate, closure, Instance); | 372 RETURN_TYPE_ERROR(isolate, closure, Instance); |
374 } | 373 } |
375 | 374 |
376 ASSERT(ClassFinalizer::AllClassesFinalized()); | 375 ASSERT(ClassFinalizer::AllClassesFinalized()); |
377 | 376 |
378 RawFunction* rf = Closure::function(closure_obj); | 377 RawFunction* rf = Closure::function(closure_obj); |
379 return Api::NewHandle(isolate, rf); | 378 return Api::NewHandle(isolate, rf); |
380 } | 379 } |
381 | 380 |
382 } // namespace dart | 381 } // namespace dart |
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