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Issue 189843003: Reapply "Access to imports in the VM's runtime mirrors. Extend test coverage of the source mirrors." (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 6 years, 9 months ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, 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 "lib/invocation_mirror.h" 5 #include "lib/invocation_mirror.h"
6 #include "vm/bootstrap_natives.h" 6 #include "vm/bootstrap_natives.h"
7 #include "vm/class_finalizer.h" 7 #include "vm/class_finalizer.h"
8 #include "vm/compiler.h" 8 #include "vm/compiler.h"
9 #include "vm/dart_entry.h" 9 #include "vm/dart_entry.h"
10 #include "vm/exceptions.h" 10 #include "vm/exceptions.h"
(...skipping 358 matching lines...) Expand 10 before | Expand all | Expand 10 after
369 args.SetAt(0, MirrorReference::Handle(MirrorReference::New(lib))); 369 args.SetAt(0, MirrorReference::Handle(MirrorReference::New(lib)));
370 String& str = String::Handle(); 370 String& str = String::Handle();
371 str = lib.name(); 371 str = lib.name();
372 args.SetAt(1, str); 372 args.SetAt(1, str);
373 str = lib.url(); 373 str = lib.url();
374 args.SetAt(2, str); 374 args.SetAt(2, str);
375 return CreateMirror(Symbols::_LocalLibraryMirror(), args); 375 return CreateMirror(Symbols::_LocalLibraryMirror(), args);
376 } 376 }
377 377
378 378
379 static RawInstance* CreateCombinatorMirror(const Object& identifiers,
380 bool is_show) {
381 const Array& args = Array::Handle(Array::New(2));
382 args.SetAt(0, identifiers);
383 args.SetAt(1, Bool::Get(is_show));
384 return CreateMirror(Symbols::_LocalCombinatorMirror(), args);
385 }
386
387
388 static RawInstance* CreateLibraryDependencyMirror(const Instance& importer,
389 const Namespace& ns,
390 const String& prefix,
391 bool is_import) {
392 const Library& importee = Library::Handle(ns.library());
393 const Instance& importee_mirror =
394 Instance::Handle(CreateLibraryMirror(importee));
395
396 const Array& show_names = Array::Handle(ns.show_names());
397 const Array& hide_names = Array::Handle(ns.hide_names());
398 intptr_t n = show_names.IsNull() ? 0 : show_names.Length();
399 intptr_t m = hide_names.IsNull() ? 0 : hide_names.Length();
400 const Array& combinators = Array::Handle(Array::New(n + m));
401 Object& t = Object::Handle();
402 intptr_t i = 0;
403 for (intptr_t j = 0; j < n; j++) {
404 t = show_names.At(j);
405 t = CreateCombinatorMirror(t, true);
406 combinators.SetAt(i++, t);
407 }
408 for (intptr_t j = 0; j < m; j++) {
409 t = hide_names.At(j);
410 t = CreateCombinatorMirror(t, false);
411 combinators.SetAt(i++, t);
412 }
413
414 Object& metadata = Object::Handle(ns.GetMetadata());
415 if (metadata.IsError()) {
416 ThrowInvokeError(Error::Cast(metadata));
417 UNREACHABLE();
418 }
419
420 const Array& args = Array::Handle(Array::New(6));
421 args.SetAt(0, importer);
422 args.SetAt(1, importee_mirror);
423 args.SetAt(2, combinators);
424 args.SetAt(3, prefix);
425 args.SetAt(4, Bool::Get(is_import));
426 args.SetAt(5, metadata);
427 // is_deferred?
428 return CreateMirror(Symbols::_LocalLibraryDependencyMirror(), args);
429 }
430
431
432 DEFINE_NATIVE_ENTRY(LibraryMirror_libraryDependencies, 2) {
433 GET_NON_NULL_NATIVE_ARGUMENT(Instance, lib_mirror, arguments->NativeArgAt(0));
434 GET_NON_NULL_NATIVE_ARGUMENT(MirrorReference, ref, arguments->NativeArgAt(1));
435 const Library& lib = Library::Handle(ref.GetLibraryReferent());
436
437 Array& ports = Array::Handle();
438 Namespace& ns = Namespace::Handle();
439 Instance& dep = Instance::Handle();
440 String& prefix = String::Handle();
441 GrowableObjectArray& deps =
442 GrowableObjectArray::Handle(GrowableObjectArray::New());
443
444 // Unprefixed imports.
445 ports = lib.imports();
446 for (intptr_t i = 0; i < ports.Length(); i++) {
447 ns ^= ports.At(i);
448 if (!ns.IsNull()) {
449 dep = CreateLibraryDependencyMirror(lib_mirror, ns, prefix, true);
450 deps.Add(dep);
451 }
452 }
453
454 // Exports.
455 ports = lib.exports();
456 for (intptr_t i = 0; i < ports.Length(); i++) {
457 ns ^= ports.At(i);
458 dep = CreateLibraryDependencyMirror(lib_mirror, ns, prefix, false);
459 deps.Add(dep);
460 }
461
462 // Prefixed imports.
463 DictionaryIterator entries(lib);
464 Object& entry = Object::Handle();
465 while (entries.HasNext()) {
466 entry = entries.GetNext();
467 if (entry.IsLibraryPrefix()) {
468 const LibraryPrefix& lib_prefix = LibraryPrefix::Cast(entry);
469 prefix = lib_prefix.name();
470 ports = lib_prefix.imports();
471 for (intptr_t i = 0; i < ports.Length(); i++) {
472 ns ^= ports.At(i);
473 if (!ns.IsNull()) {
474 dep = CreateLibraryDependencyMirror(lib_mirror, ns, prefix, true);
475 deps.Add(dep);
476 }
477 }
478 }
479 }
480
481 return deps.raw();
482 }
483
379 static RawInstance* CreateTypeMirror(const AbstractType& type) { 484 static RawInstance* CreateTypeMirror(const AbstractType& type) {
380 if (type.IsTypeRef()) { 485 if (type.IsTypeRef()) {
381 AbstractType& ref_type = AbstractType::Handle(TypeRef::Cast(type).type()); 486 AbstractType& ref_type = AbstractType::Handle(TypeRef::Cast(type).type());
382 ASSERT(!ref_type.IsTypeRef()); 487 ASSERT(!ref_type.IsTypeRef());
383 ASSERT(ref_type.IsCanonical()); 488 ASSERT(ref_type.IsCanonical());
384 return CreateTypeMirror(ref_type); 489 return CreateTypeMirror(ref_type);
385 } 490 }
386 ASSERT(type.IsFinalized()); 491 ASSERT(type.IsFinalized());
387 ASSERT(!type.IsMalformed()); 492 ASSERT(!type.IsMalformed());
388 if (type.HasResolvedTypeClass()) { 493 if (type.HasResolvedTypeClass()) {
(...skipping 1728 matching lines...) Expand 10 before | Expand all | Expand 10 after
2117 } 2222 }
2118 2223
2119 DEFINE_NATIVE_ENTRY(TypeMirror_moreSpecificTest, 2) { 2224 DEFINE_NATIVE_ENTRY(TypeMirror_moreSpecificTest, 2) {
2120 GET_NON_NULL_NATIVE_ARGUMENT(AbstractType, a, arguments->NativeArgAt(0)); 2225 GET_NON_NULL_NATIVE_ARGUMENT(AbstractType, a, arguments->NativeArgAt(0));
2121 GET_NON_NULL_NATIVE_ARGUMENT(AbstractType, b, arguments->NativeArgAt(1)); 2226 GET_NON_NULL_NATIVE_ARGUMENT(AbstractType, b, arguments->NativeArgAt(1));
2122 return Bool::Get(a.IsMoreSpecificThan(b, NULL)).raw(); 2227 return Bool::Get(a.IsMoreSpecificThan(b, NULL)).raw();
2123 } 2228 }
2124 2229
2125 2230
2126 } // namespace dart 2231 } // namespace dart
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