rmacnak@google.com
da3b61d764
Fix bug in VM demangling of setters. Fix bug where test was not covering invocation on classes as intended. BUG=http://dartbug.com/18042 R=asiva@google.com Review URL: https://codereview.chromium.org//326263002 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@37294 260f80e4-7a28-3924-810f-c04153c831b5
115 lines
3.3 KiB
Dart
115 lines
3.3 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "dart:_internal" as _symbol_dev;
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/**
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* Returns a [MirrorSystem] for the current isolate.
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*/
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patch MirrorSystem currentMirrorSystem() {
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return _Mirrors.currentMirrorSystem();
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}
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/**
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* Returns an [InstanceMirror] for some Dart language object.
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*
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* This only works if this mirror system is associated with the
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* current running isolate.
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*/
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patch InstanceMirror reflect(Object reflectee) {
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return _Mirrors.reflect(reflectee);
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}
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/**
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* Returns a [ClassMirror] for the class represented by a Dart
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* Type object.
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*
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* This only works with objects local to the current isolate.
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*/
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patch ClassMirror reflectClass(Type key) {
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return _Mirrors.reflectClass(key);
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}
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patch TypeMirror reflectType(Type key) {
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return _Mirrors.reflectType(key);
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}
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patch class MirrorSystem {
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/* patch */ LibraryMirror findLibrary(Symbol libraryName) {
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var candidates =
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libraries.values.where((lib) => lib.simpleName == libraryName);
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if (candidates.length == 1) {
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return candidates.single;
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}
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if (candidates.length > 1) {
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var uris = candidates.map((lib) => lib.uri.toString()).toList();
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throw new Exception("There are multiple libraries named "
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"'${getName(libraryName)}': $uris");
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}
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throw new Exception("There is no library named '${getName(libraryName)}'");
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}
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/* patch */ static String getName(Symbol symbol) {
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String string = _symbol_dev.Symbol.getName(symbol);
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// get:foo -> foo
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// set:foo -> foo=
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// get:_foo@xxx -> _foo
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// set:_foo@xxx -> _foo=
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// Class._constructor@xxx -> Class._constructor
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// _Class@xxx._constructor@xxx -> _Class._constructor
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// lib._S@xxx with lib._M1@xxx, lib._M2@xxx -> lib._S with lib._M1, lib._M2
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StringBuffer result = new StringBuffer();
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bool add_setter_suffix = false;
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var pos = 0;
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if (string.length >= 4 && string[3] == ':') {
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// Drop 'get:' or 'set:' prefix.
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pos = 4;
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if (string[0] == 's') {
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add_setter_suffix = true;
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}
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}
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// Skip everything between AT and PERIOD, SPACE, COMMA or END
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bool skip = false;
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for (; pos < string.length; pos++) {
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var char = string[pos];
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if (char == '@') {
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skip = true;
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} else if (char == '.' || char == ' ' || char == ',') {
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skip = false;
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}
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if (!skip) {
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result.write(char);
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}
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}
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if (add_setter_suffix) {
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result.write('=');
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}
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return result.toString();
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}
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/* patch */ static Symbol getSymbol(String name, [LibraryMirror library]) {
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if ((library != null && library is! _LocalLibraryMirror) ||
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((name.length > 0) && (name[0] == '_') && (library == null))) {
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throw new ArgumentError(library);
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}
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if (library != null) name = _mangleName(name, library._reflectee);
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return new _symbol_dev.Symbol.unvalidated(name);
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}
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static _mangleName(String name, _MirrorReference lib)
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native "Mirrors_mangleName";
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}
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// TODO(rmacnak): Eliminate this class.
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class MirroredCompilationError {
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final String message;
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MirroredCompilationError(this.message);
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String toString() {
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return "Compile-time error during mirrored execution: <$message>";
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}
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}
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