Support the latest pkg:analyzer and prepare to release 0.12.38 (#833)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index fc308ab..c12c336 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## 0.12.38
 
 * Give `neverCalled` a type that works in Dart 2 semantics.
+* Support `package:analyzer` `0.32.0`.
 
 ## 0.12.37
 
diff --git a/pubspec.yaml b/pubspec.yaml
index 31a1a74..2272a9a 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,12 +1,12 @@
 name: test
-version: 0.12.38-dev
+version: 0.12.38
 author: Dart Team <misc@dartlang.org>
 description: A library for writing dart unit tests.
 homepage: https://github.com/dart-lang/test
 environment:
   sdk: '>=2.0.0-dev.54.0 <2.0.0'
 dependencies:
-  analyzer: '>=0.26.4 <0.32.0'
+  analyzer: '>=0.26.4 <0.33.0'
   args: '>=1.4.0 <2.0.0'
   async: '>=1.13.0 <3.0.0'
   boolean_selector: '^1.0.0'
@@ -41,7 +41,7 @@
   # properly constrains all features it provides.
   matcher: '>=0.12.2 <0.12.3'
 dev_dependencies:
-  fake_async: '^0.1.2'
+  fake_async: '>=0.1.2 <2.0.0'
   shelf_test_handler: '^1.0.0'
   test_descriptor: '^1.0.0'
   test_process: '^1.0.0'