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Unified Diff: pkg/unittest/lib/src/description.dart

Issue 10928216: revert 1204. Will investigate when I get a chance. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 8 years, 3 months ago
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Index: pkg/unittest/lib/src/description.dart
===================================================================
--- pkg/unittest/lib/src/description.dart (revision 12412)
+++ pkg/unittest/lib/src/description.dart (working copy)
@@ -1,99 +0,0 @@
-// Copyright (c) 2012, 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 default implementation of IDescription. This should rarely need
- * substitution, although conceivably it is a place where other languages
- * could be supported.
- */
-
-class StringDescription implements Description {
- var _out;
-
- /** Initialize the description with initial contents [init]. */
- StringDescription([String init = '']) {
- _out = init;
- }
-
- /** Get the description as a string. */
- String toString() => _out;
-
- /** Append some plain [text] to the description. */
- Description add(String text) {
- _out = '${_out}${text}';
- return this;
- }
-
- /** Change the value of the description. */
- Description replace(String text) {
- _out = text;
- return this;
- }
-
- /**
- * Appends a description of [value]. If it is an IMatcher use its
- * describe method; if it is a string use its literal value after
- * escaping any embedded control characters; otherwise use its
- * toString() value and wrap it in angular "quotes".
- */
- Description addDescriptionOf(value) {
- if (value is Matcher) {
- value.describe(this);
- } else if (value is String) {
- _addEscapedString(value);
- } else {
- String description = (value == null) ? "null" : value.toString();
- if (description.startsWith('<') && description.endsWith('>')) {
- add(description);
- } else {
- add('<');
- add(description);
- add('>');
- }
- }
- return this;
- }
-
- /**
- * Append an [Iterable] [list] of objects to the description, using the
- * specified [separator] and framing the list with [start]
- * and [end].
- */
- Description addAll(String start, String separator, String end,
- Iterable list) {
- var separate = false;
- add(start);
- for (var item in list) {
- if (separate) {
- add(separator);
- }
- addDescriptionOf(item);
- separate = true;
- }
- add(end);
- return this;
- }
-
- /** Escape the control characters in [string] so that they are visible. */
- _addEscapedString(String string) {
- add("'");
- for (var i = 0; i < string.length; i++) {
- add(_escape(string[i]));
- }
- add("'");
- }
-
- /** Return the escaped form of a character [ch]. */
- _escape(ch) {
- if (ch == "'")
- return "\'";
- else if (ch == '\n')
- return '\\n';
- else if (ch == '\r')
- return '\\r';
- else if (ch == '\t')
- return '\\t';
- else
- return ch;
- }
-}
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