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comparison plugins/managesieve/codemirror/mode/sieve/sieve.js @ 0:1e000243b222

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vanilla 1.3.3 distro, I hope
author Charlie Root
date Thu, 04 Jan 2018 15:50:29 -0500
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-1:000000000000 0:1e000243b222
1 // CodeMirror, copyright (c) by Marijn Haverbeke and others
2 // Distributed under an MIT license: http://codemirror.net/LICENSE
3
4 (function(mod) {
5 if (typeof exports == "object" && typeof module == "object") // CommonJS
6 mod(require("../../lib/codemirror"));
7 else if (typeof define == "function" && define.amd) // AMD
8 define(["../../lib/codemirror"], mod);
9 else // Plain browser env
10 mod(CodeMirror);
11 })(function(CodeMirror) {
12 "use strict";
13
14 CodeMirror.defineMode("sieve", function(config) {
15 function words(str) {
16 var obj = {}, words = str.split(" ");
17 for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
18 return obj;
19 }
20
21 var keywords = words("if elsif else stop require");
22 var atoms = words("true false not");
23 var indentUnit = config.indentUnit;
24
25 function tokenBase(stream, state) {
26
27 var ch = stream.next();
28 if (ch == "/" && stream.eat("*")) {
29 state.tokenize = tokenCComment;
30 return tokenCComment(stream, state);
31 }
32
33 if (ch === '#') {
34 stream.skipToEnd();
35 return "comment";
36 }
37
38 if (ch == "\"") {
39 state.tokenize = tokenString(ch);
40 return state.tokenize(stream, state);
41 }
42
43 if (ch == "(") {
44 state._indent.push("(");
45 // add virtual angel wings so that editor behaves...
46 // ...more sane incase of broken brackets
47 state._indent.push("{");
48 return null;
49 }
50
51 if (ch === "{") {
52 state._indent.push("{");
53 return null;
54 }
55
56 if (ch == ")") {
57 state._indent.pop();
58 state._indent.pop();
59 }
60
61 if (ch === "}") {
62 state._indent.pop();
63 return null;
64 }
65
66 if (ch == ",")
67 return null;
68
69 if (ch == ";")
70 return null;
71
72
73 if (/[{}\(\),;]/.test(ch))
74 return null;
75
76 // 1*DIGIT "K" / "M" / "G"
77 if (/\d/.test(ch)) {
78 stream.eatWhile(/[\d]/);
79 stream.eat(/[KkMmGg]/);
80 return "number";
81 }
82
83 // ":" (ALPHA / "_") *(ALPHA / DIGIT / "_")
84 if (ch == ":") {
85 stream.eatWhile(/[a-zA-Z_]/);
86 stream.eatWhile(/[a-zA-Z0-9_]/);
87
88 return "operator";
89 }
90
91 stream.eatWhile(/\w/);
92 var cur = stream.current();
93
94 // "text:" *(SP / HTAB) (hash-comment / CRLF)
95 // *(multiline-literal / multiline-dotstart)
96 // "." CRLF
97 if ((cur == "text") && stream.eat(":"))
98 {
99 state.tokenize = tokenMultiLineString;
100 return "string";
101 }
102
103 if (keywords.propertyIsEnumerable(cur))
104 return "keyword";
105
106 if (atoms.propertyIsEnumerable(cur))
107 return "atom";
108
109 return null;
110 }
111
112 function tokenMultiLineString(stream, state)
113 {
114 state._multiLineString = true;
115 // the first line is special it may contain a comment
116 if (!stream.sol()) {
117 stream.eatSpace();
118
119 if (stream.peek() == "#") {
120 stream.skipToEnd();
121 return "comment";
122 }
123
124 stream.skipToEnd();
125 return "string";
126 }
127
128 if ((stream.next() == ".") && (stream.eol()))
129 {
130 state._multiLineString = false;
131 state.tokenize = tokenBase;
132 }
133
134 return "string";
135 }
136
137 function tokenCComment(stream, state) {
138 var maybeEnd = false, ch;
139 while ((ch = stream.next()) != null) {
140 if (maybeEnd && ch == "/") {
141 state.tokenize = tokenBase;
142 break;
143 }
144 maybeEnd = (ch == "*");
145 }
146 return "comment";
147 }
148
149 function tokenString(quote) {
150 return function(stream, state) {
151 var escaped = false, ch;
152 while ((ch = stream.next()) != null) {
153 if (ch == quote && !escaped)
154 break;
155 escaped = !escaped && ch == "\\";
156 }
157 if (!escaped) state.tokenize = tokenBase;
158 return "string";
159 };
160 }
161
162 return {
163 startState: function(base) {
164 return {tokenize: tokenBase,
165 baseIndent: base || 0,
166 _indent: []};
167 },
168
169 token: function(stream, state) {
170 if (stream.eatSpace())
171 return null;
172
173 return (state.tokenize || tokenBase)(stream, state);;
174 },
175
176 indent: function(state, _textAfter) {
177 var length = state._indent.length;
178 if (_textAfter && (_textAfter[0] == "}"))
179 length--;
180
181 if (length <0)
182 length = 0;
183
184 return length * indentUnit;
185 },
186
187 electricChars: "}"
188 };
189 });
190
191 CodeMirror.defineMIME("application/sieve", "sieve");
192
193 });