matcher: fixed status file, formatting, tweaks to readme

lib/src/throws_matcher.dart

Index: lib/src/throws_matcher.dart
diff --git a/lib/src/throws_matcher.dart b/lib/src/throws_matcher.dart
index b3a5323adbe0eb72e3a6268343f7056f92fe0e6d..461c585be70d8b6cc827dc4a4f6a5905c26f0b48 100644
--- a/lib/src/throws_matcher.dart
+++ b/lib/src/throws_matcher.dart
@@ -93,16 +93,16 @@ class Throws extends Matcher {
     }
   }
 
-  Description describeMismatch(item, Description mismatchDescription,
-                               Map matchState,
-                               bool verbose) {
+  Description describeMismatch(
+      item, Description mismatchDescription, Map matchState, bool verbose) {
     if (item is! Function && item is! Future) {
       return mismatchDescription.add('is not a Function or Future');
     } else if (_matcher == null || matchState['exception'] == null) {
       return mismatchDescription.add('did not throw');
     } else {
-      mismatchDescription. add('threw ').
-          addDescriptionOf(matchState['exception']);
+      mismatchDescription
+          .add('threw ')
+          .addDescriptionOf(matchState['exception']);
       if (verbose) {
         mismatchDescription.add(' at ').add(matchState['stack'].toString());
       }
@@ -110,4 +110,3 @@ class Throws extends Matcher {
     }
   }
 }
-