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Unified Diff: matcher/lib/mirror_matchers.dart

Issue 1400473008: Roll Observatory packages and add a roll script (Closed) Base URL: git@github.com:dart-lang/observatory_pub_packages.git@master
Patch Set: Created 5 years, 2 months ago
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Index: matcher/lib/mirror_matchers.dart
diff --git a/matcher/lib/mirror_matchers.dart b/matcher/lib/mirror_matchers.dart
deleted file mode 100644
index d24483199e2d3ab4fb5e8523e5eb7c8308c8f18d..0000000000000000000000000000000000000000
--- a/matcher/lib/mirror_matchers.dart
+++ /dev/null
@@ -1,79 +0,0 @@
-// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-/// The mirror matchers library provides some additional matchers that
-/// make use of `dart:mirrors`.
-library matcher.mirror_matchers;
-
-import 'dart:mirrors';
-
-import 'matcher.dart';
-
-/// Returns a matcher that checks if a class instance has a property
-/// with name [name], and optionally, if that property in turn satisfies
-/// a [matcher].
-Matcher hasProperty(String name, [matcher]) =>
- new _HasProperty(name, matcher == null ? null : wrapMatcher(matcher));
-
-class _HasProperty extends Matcher {
- final String _name;
- final Matcher _matcher;
-
- const _HasProperty(this._name, [this._matcher]);
-
- bool matches(item, Map matchState) {
- var mirror = reflect(item);
- var classMirror = mirror.type;
- var symbol = new Symbol(_name);
- var candidate = classMirror.declarations[symbol];
- if (candidate == null) {
- addStateInfo(matchState, {'reason': 'has no property named "$_name"'});
- return false;
- }
- bool isInstanceField = candidate is VariableMirror && !candidate.isStatic;
- bool isInstanceGetter =
- candidate is MethodMirror && candidate.isGetter && !candidate.isStatic;
- if (!(isInstanceField || isInstanceGetter)) {
- addStateInfo(matchState, {
- 'reason':
- 'has a member named "$_name", but it is not an instance property'
- });
- return false;
- }
- if (_matcher == null) return true;
- var result = mirror.getField(symbol);
- var resultMatches = _matcher.matches(result.reflectee, matchState);
- if (!resultMatches) {
- addStateInfo(matchState, {'value': result.reflectee});
- }
- return resultMatches;
- }
-
- Description describe(Description description) {
- description.add('has property "$_name"');
- if (_matcher != null) {
- description.add(' which matches ').addDescriptionOf(_matcher);
- }
- return description;
- }
-
- Description describeMismatch(
- item, Description mismatchDescription, Map matchState, bool verbose) {
- var reason = matchState == null ? null : matchState['reason'];
- if (reason != null) {
- mismatchDescription.add(reason);
- } else {
- mismatchDescription
- .add('has property "$_name" with value ')
- .addDescriptionOf(matchState['value']);
- var innerDescription = new StringDescription();
- _matcher.describeMismatch(
- matchState['value'], innerDescription, matchState['state'], verbose);
- if (innerDescription.length > 0) {
- mismatchDescription.add(' which ').add(innerDescription.toString());
- }
- }
- return mismatchDescription;
- }
-}
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