matcher: fixed status file, formatting, tweaks to readme

lib/src/pretty_print.dart

Index: lib/src/pretty_print.dart
diff --git a/lib/src/pretty_print.dart b/lib/src/pretty_print.dart
index eb13448bfa07fe26ed6df88c94c2fc6634647c89..df93dbb013fe3af7a815c19e17529e280a4343ce 100644
--- a/lib/src/pretty_print.dart
+++ b/lib/src/pretty_print.dart
@@ -80,8 +80,9 @@ String prettyPrint(object, {int maxLineLength, int maxItems}) {
     } else if (object is String) {
       // Escape strings and print each line on its own line.
       var lines = object.split("\n");
-      return "'" + lines.map(_escapeString)
-          .join("\\n'\n${_indent(indent + 2)}'") + "'";
+      return "'" +
+          lines.map(_escapeString).join("\\n'\n${_indent(indent + 2)}'") +
+          "'";
     } else {
       var value = object.toString().replaceAll("\n", _indent(indent) + "\n");
       var defaultToString = value.startsWith("Instance of ");
@@ -93,8 +94,11 @@ String prettyPrint(object, {int maxLineLength, int maxItems}) {
       // Print the type of objects with custom [toString] methods. Primitive
       // objects and objects that don't implement a custom [toString] don't need
       // to have their types printed.
-      if (object is num || object is bool || object is Function ||
-          object == null || defaultToString) {
+      if (object is num ||
+          object is bool ||
+          object is Function ||
+          object == null ||
+          defaultToString) {
         return value;
       } else {
         return "${_typeName(object)}:$value";
@@ -129,19 +133,20 @@ String _typeName(x) {
 /// This doesn't add quotes to the string, but it does escape single quote
 /// characters so that single quotes can be applied externally.
 String _escapeString(String source) =>
-  source.split("").map(_escapeChar).join("");
+    source.split("").map(_escapeChar).join("");
 
 /// Return the escaped form of a character [ch].
 String _escapeChar(String 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;
+  switch (ch) {
+    case "'":
+      return "\\'";
+    case '\n':
+      return '\\n';
+    case '\r':
+      return '\\r';
+    case '\t':
+      return '\\t';
+    default:
+      return ch;
+  }
 }
-