1" Protocol Buffers - Google's data interchange format
2" Copyright 2008 Google Inc.  All rights reserved.
3" http://code.google.com/p/protobuf/
4"
5" Redistribution and use in source and binary forms, with or without
6" modification, are permitted provided that the following conditions are
7" met:
8"
9"     * Redistributions of source code must retain the above copyright
10" notice, this list of conditions and the following disclaimer.
11"     * Redistributions in binary form must reproduce the above
12" copyright notice, this list of conditions and the following disclaimer
13" in the documentation and/or other materials provided with the
14" distribution.
15"     * Neither the name of Google Inc. nor the names of its
16" contributors may be used to endorse or promote products derived from
17" this software without specific prior written permission.
18"
19" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20" "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21" LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22" A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23" OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24" SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25" LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29" OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30
31" This is the Vim syntax file for Google Protocol Buffers.
32"
33" Usage:
34"
35" 1. cp proto.vim ~/.vim/syntax/
36" 2. Add the following to ~/.vimrc:
37"
38" augroup filetype
39"   au! BufRead,BufNewFile *.proto setfiletype proto
40" augroup end
41"
42" Or just create a new file called ~/.vim/ftdetect/proto.vim with the
43" previous lines on it.
44
45if version < 600
46  syntax clear
47elseif exists("b:current_syntax")
48  finish
49endif
50
51syn case match
52
53syn keyword pbTodo       contained TODO FIXME XXX
54syn cluster pbCommentGrp contains=pbTodo
55
56syn keyword pbSyntax     syntax import option
57syn keyword pbStructure  package message group
58syn keyword pbRepeat     optional required repeated
59syn keyword pbDefault    default
60syn keyword pbExtend     extend extensions to max
61syn keyword pbRPC        service rpc returns
62
63syn keyword pbType      int32 int64 uint32 uint64 sint32 sint64
64syn keyword pbType      fixed32 fixed64 sfixed32 sfixed64
65syn keyword pbType      float double bool string bytes
66syn keyword pbTypedef   enum
67syn keyword pbBool      true false
68
69syn match   pbInt     /-\?\<\d\+\>/
70syn match   pbInt     /\<0[xX]\x+\>/
71syn match   pbFloat   /\<-\?\d*\(\.\d*\)\?/
72" TODO: .proto also supports C-style block comments;
73" see /usr/share/vim/vim70/syntax/c.vim for how it's done.
74syn region  pbComment start="//" skip="\\$" end="$" keepend contains=@pbCommentGrp
75syn region  pbString  start=/"/ skip=/\\"/ end=/"/
76syn region  pbString  start=/'/ skip=/\\'/ end=/'/
77
78if version >= 508 || !exists("did_proto_syn_inits")
79  if version < 508
80    let did_proto_syn_inits = 1
81    command -nargs=+ HiLink hi link <args>
82  else
83    command -nargs=+ HiLink hi def link <args>
84  endif
85
86  HiLink pbTodo         Todo
87
88  HiLink pbSyntax       Include
89  HiLink pbStructure    Structure
90  HiLink pbRepeat       Repeat
91  HiLink pbDefault      Keyword
92  HiLink pbExtend       Keyword
93  HiLink pbRPC          Keyword
94  HiLink pbType         Type
95  HiLink pbTypedef      Typedef
96  HiLink pbBool         Boolean
97
98  HiLink pbInt          Number
99  HiLink pbFloat        Float
100  HiLink pbComment      Comment
101  HiLink pbString       String
102
103  delcommand HiLink
104endif
105
106let b:current_syntax = "proto"
107