Add status_summary and current_summary to tools/gardening

tools/gardening/lib/src/util.dart

Index: tools/gardening/lib/src/util.dart
diff --git a/tools/gardening/lib/src/util.dart b/tools/gardening/lib/src/util.dart
new file mode 100644
index 0000000000000000000000000000000000000000..b27614e8a96e9b9b2e4cf526deebb32e02b2f35d
--- /dev/null
+++ b/tools/gardening/lib/src/util.dart
@@ -0,0 +1,30 @@
+// Copyright (c) 2017, 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.
+
+/// Split [text] using [infixes] as infix markers.
+List<String> split(String text, List<String> infixes) {
+  List<String> result = <String>[];
+  int start = 0;
+  for (String infix in infixes) {
+    int index = text.indexOf(infix, start);
+    if (index == -1)
+      throw "'$infix' not found in '$text' from offset ${start}.";
+    result.add(text.substring(start, index));
+    start = index + infix.length;
+  }
+  result.add(text.substring(start));
+  return result;
+}
+
+/// Pad [text] with spaces to the right to fit [length].
+String padRight(String text, int length) {
+  if (text.length < length) return '${text}${' ' * (length - text.length)}';
+  return text;
+}
+
+const bool LOG = const bool.fromEnvironment('LOG', defaultValue: false);
+
+void log(String text) {
+  if (LOG) print(text);
+}