Remove Expect from core library.

pkg/expect/lib/expect.dart

Index: pkg/expect/lib/expect.dart
diff --git a/sdk/lib/core/expect.dart b/pkg/expect/lib/expect.dart
similarity index 97%
copy from sdk/lib/core/expect.dart
copy to pkg/expect/lib/expect.dart
index 0302d3deef99c3d3309afb89374e0e9afc01ef27..0f83041aacca35c3c5efa67086e40600dbc5dee7 100644
--- a/sdk/lib/core/expect.dart
+++ b/pkg/expect/lib/expect.dart
@@ -2,23 +2,23 @@
 // 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.
 
-part of dart.core;
+/**
+ * This library contains an Expect class with static methods that can be used
+ * for simple unit-tests.
+ */
+library expect;
 
 /**
- * This class is *deprecated*.
- *
  * Expect is used for tests that do not want to make use of the
  * Dart unit test library - for example, the core language tests.
  * Third parties are discouraged from using this, and should use
  * the expect() function in the unit test library instead for
  * test assertions.
  */
-@deprecated
 class Expect {
   /**
    * Checks whether the expected and actual values are equal (using `==`).
    */
-  @deprecated
   static void equals(var expected, var actual, [String reason = null]) {
     if (expected == actual) return;
     String msg = _getMessage(reason);
@@ -28,7 +28,6 @@ class Expect {
   /**
    * Checks whether the actual value is a bool and its value is true.
    */
-  @deprecated
   static void isTrue(var actual, [String reason = null]) {
     if (_identical(actual, true)) return;
     String msg = _getMessage(reason);
@@ -38,7 +37,6 @@ class Expect {
   /**
    * Checks whether the actual value is a bool and its value is false.
    */
-  @deprecated
   static void isFalse(var actual, [String reason = null]) {
     if (_identical(actual, false)) return;
     String msg = _getMessage(reason);
@@ -48,7 +46,6 @@ class Expect {
   /**
    * Checks whether [actual] is null.
    */
-  @deprecated
   static void isNull(actual, [String reason = null]) {
     if (null == actual) return;
     String msg = _getMessage(reason);
@@ -58,7 +55,6 @@ class Expect {
   /**
    * Checks whether [actual] is not null.
    */
-  @deprecated
   static void isNotNull(actual, [String reason = null]) {
     if (null != actual) return;
     String msg = _getMessage(reason);
@@ -69,7 +65,6 @@ class Expect {
    * Checks whether the expected and actual values are identical
    * (using `identical`).
    */
-  @deprecated
   static void identical(var expected, var actual, [String reason = null]) {
     if (_identical(expected, actual)) return;
     String msg = _getMessage(reason);
@@ -78,7 +73,6 @@ class Expect {
   }
 
   // Unconditional failure.
-  @deprecated
   static void fail(String msg) {
     _fail("Expect.fail('$msg')");
   }
@@ -88,7 +82,6 @@ class Expect {
    * given tolerance. If no tolerance is given, tolerance is assumed to be the
    * value 4 significant digits smaller than the value given for expected.
    */
-  @deprecated
   static void approxEquals(num expected,
                            num actual,
                            [num tolerance = null,
@@ -104,7 +97,6 @@ class Expect {
           'tolerance:<$tolerance>$msg) fails');
   }
 
-  @deprecated
   static void notEquals(unexpected, actual, [String reason = null]) {
     if (unexpected != actual) return;
     String msg = _getMessage(reason);
@@ -118,7 +110,6 @@ class Expect {
    * used by the standard list implementation.  It should also produce nicer
    * error messages than just calling `Expect.equals(expected, actual)`.
    */
-  @deprecated
   static void listEquals(List expected, List actual, [String reason = null]) {
     String msg = _getMessage(reason);
     int n = (expected.length < actual.length) ? expected.length : actual.length;
@@ -143,7 +134,6 @@ class Expect {
    * the semantics of [Map.containsKey] to determine what "same" means. For
    * each key, checks that the values in both maps are equal using `==`.
    */
-  @deprecated
   static void mapEquals(Map expected, Map actual, [String reason = null]) {
     String msg = _getMessage(reason);
 
@@ -168,7 +158,6 @@ class Expect {
    * Specialized equality test for strings. When the strings don't match,
    * this method shows where the mismatch starts and ends.
    */
-  @deprecated
   static void stringEquals(String expected,
                            String actual,
                            [String reason = null]) {
@@ -237,7 +226,6 @@ class Expect {
    * Checks that every element of [expected] is also in [actual], and that
    * every element of [actual] is also in [expected].
    */
-  @deprecated
   static void setEquals(Iterable expected,
                         Iterable actual,
                         [String reason = null]) {
@@ -278,7 +266,6 @@ class Expect {
    *
    *     Expect.throws(myThrowingFunction, (e) => e is MyException);
    */
-  @deprecated
   static void throws(void f(),
                      [_CheckExceptionFn check = null,
                       String reason = null]) {
@@ -309,7 +296,6 @@ bool _identical(a, b) => identical(a, b);
 
 typedef bool _CheckExceptionFn(exception);
 
-@deprecated
 class ExpectException implements Exception {
   ExpectException(this.message);
   String toString() => message;