language handler for protocol buffers

Author: mikesamuel

README.html

@@ -75,9 +75,11 @@ <h3>Which languages does it work for?</h3>
      ><code>lang-lisp.js</code></a>.</p>
     <p>And similarly for <a href="http://code.google.com/p/google-code-prettify/source/browse/trunk/src/lang-lua.js"
      ><code>LUA</code></a>, <a href="http://code.google.com/p/google-code-prettify/source/browse/trunk/src/lang-ml.js"
-     ><code>OCAML, SML, F#</code></a>, and
+     ><code>OCAML, SML, F#</code></a>,
      <a href="http://code.google.com/p/google-code-prettify/source/browse/trunk/src/lang-sql.js"
-     ><code>SQL</code></a>.
+     ><code>SQL</code></a>, and
+     <a href="http://code.google.com/p/google-code-prettify/source/browse/trunk/src/lang-proto.js"
+     ><code>Protocol Buffers</code></a>.
 
     <p>If you'd like to add an extension for your favorite language, please
     look at lang-lisp.js and file an

src/lang-proto.js

@@ -0,0 +1,35 @@
+// Copyright (C) 2006 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+/**
+ * @fileoverview
+ * Registers a language handler for Protocol Buffers as described at
+ * http://code.google.com/p/protobuf/.
+ *
+ * Based on the lexical grammar at
+ * http://research.microsoft.com/fsharp/manual/spec2.aspx#_Toc202383715
+ *
+ * @author [email protected]
+ */
+
+PR.registerLangHandler(PR.sourceDecorator({
+        keywords: (
+            'bool bytes default double enum extend extensions false fixed32 '
+            + 'fixed64 float group import int32 int64 max message option '
+            + 'optional package repeated required returns rpc service '
+            + 'sfixed32 sfixed64 sint32 sint64 string syntax to true uint32 '
+            + 'uint64'),
+        cStyleComments: true
+      }), ['proto']);

src/prettify.js

@@ -1069,7 +1069,12 @@ function _pr_isIE6() {
           keywords: CPP_KEYWORDS,
           hashComments: true,
           cStyleComments: true
-        }), ['c', 'cc', 'cpp', 'cs', 'cxx', 'cyc']);
+        }), ['c', 'cc', 'cpp', 'cxx', 'cyc']);
+  registerLangHandler(sourceDecorator({
+          keywords: CSHARP_KEYWORDS,
+          hashComments: true,
+          cStyleComments: true
+        }), ['cs']);
   registerLangHandler(sourceDecorator({
           keywords: JAVA_KEYWORDS,
           cStyleComments: true

tests/prettify_test.html

@@ -10,6 +10,8 @@
  onerror="alert('Error: failed to load ' + this.src)"></script>
 <script src="../src/lang-ml.js" type="text/javascript"
  onerror="alert('Error: failed to load ' + this.src)"></script>
+<script src="../src/lang-proto.js" type="text/javascript"
+ onerror="alert('Error: failed to load ' + this.src)"></script>
 <script src="../src/lang-sql.js" type="text/javascript"
  onerror="alert('Error: failed to load ' + this.src)"></script>
 <script type="text/javascript">
@@ -864,6 +866,24 @@ <h1>Bug 45 - Square brackets in strings</h1>
 variable++;
 </pre>
 
+<h1>Protocol Buffers</h1>
+<pre class="prettyprint lang-proto" id="proto"
+>message SearchRequest {
+  required string query = 1;
+  optional int32 page_number = 2;
+  optional int32 result_per_page = 3 [default = 10];
+  enum Corpus {
+    UNIVERSAL = 0;
+    WEB = 1;
+    IMAGES = 2;
+    LOCAL = 3;
+    NEWS = 4;
+    PRODUCTS = 5;
+    VIDEO = 6;
+  }
+  optional Corpus corpus = 4 [default = UNIVERSAL];
+}</pre>
+
 </body>
 
 <script type="text/javascript">
@@ -1999,9 +2019,38 @@ <h1>Bug 45 - Square brackets in strings</h1>
       '&nbsp; &nbsp;`END`CLO)`END`PLN<br>' +
       '`END`CLO)`END'),
   issue45: (
-      '`KWDthrow`END`PLN `END`KWDnew`END`PLN `END`TYPRuntimeException`END`PUN(`END`STR"Element ["`END`PLN `END`PUN+`END`PLN element`END`PUN.`END`PLNgetName`END`PUN()`END`PLN `END`PUN+`END`PLN <br>' +
+      '`KWDthrow`END`PLN `END`KWDnew`END`PLN `END`TYPRuntimeException`END' +
+           '`PUN(`END`STR"Element ["`END`PLN `END`PUN+`END`PLN element`END' +
+           '`PUN.`END`PLNgetName`END`PUN()`END`PLN `END`PUN+`END`PLN <br>' +
       '&nbsp; `END`STR"] missing attribute."`END`PUN);`END`PLN<br>' +
-      'variable`END`PUN++;`END')
+      'variable`END`PUN++;`END'),
+  proto: (
+      '`KWDmessage`END`PLN `END`TYPSearchRequest`END`PLN `END`PUN{`END' +
+           '`PLN<br>' +
+      '&nbsp; `END`KWDrequired`END`PLN `END`KWDstring`END`PLN query `END' +
+           '`PUN=`END`PLN `END`LIT1`END`PUN;`END`PLN<br>' +
+      '&nbsp; `END`KWDoptional`END`PLN `END`KWDint32`END`PLN page_number `END' +
+           '`PUN=`END`PLN `END`LIT2`END`PUN;`END`PLN<br>' +
+      '&nbsp; `END`KWDoptional`END`PLN `END`KWDint32`END' +
+           '`PLN result_per_page `END`PUN=`END`PLN `END`LIT3`END`PLN `END' +
+           '`PUN[`END`KWDdefault`END`PLN `END`PUN=`END`PLN `END`LIT10`END' +
+           '`PUN];`END`PLN<br>' +
+      '&nbsp; `END`KWDenum`END`PLN `END`TYPCorpus`END`PLN `END`PUN{`END' +
+           '`PLN<br>' +
+      '&nbsp; &nbsp; UNIVERSAL `END`PUN=`END`PLN `END`LIT0`END`PUN;`END' +
+           '`PLN<br>' +
+      '&nbsp; &nbsp; WEB `END`PUN=`END`PLN `END`LIT1`END`PUN;`END`PLN<br>' +
+      '&nbsp; &nbsp; IMAGES `END`PUN=`END`PLN `END`LIT2`END`PUN;`END`PLN<br>' +
+      '&nbsp; &nbsp; LOCAL `END`PUN=`END`PLN `END`LIT3`END`PUN;`END`PLN<br>' +
+      '&nbsp; &nbsp; NEWS `END`PUN=`END`PLN `END`LIT4`END`PUN;`END`PLN<br>' +
+      '&nbsp; &nbsp; PRODUCTS `END`PUN=`END`PLN `END`LIT5`END`PUN;`END' +
+           '`PLN<br>' +
+      '&nbsp; &nbsp; VIDEO `END`PUN=`END`PLN `END`LIT6`END`PUN;`END`PLN<br>' +
+      '&nbsp; `END`PUN}`END`PLN<br>' +
+      '&nbsp; `END`KWDoptional`END`PLN `END`TYPCorpus`END`PLN corpus `END' +
+           '`PUN=`END`PLN `END`LIT4`END`PLN `END`PUN[`END`KWDdefault`END' +
+           '`PLN `END`PUN=`END`PLN UNIVERSAL`END`PUN];`END`PLN<br>' +
+      '`END`PUN}`END')
 };