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authorValerio Virgillito2012-02-15 16:09:47 -0800
committerValerio Virgillito2012-02-15 16:09:47 -0800
commitd366c0bd1af6471511217ed574083e15059519b5 (patch)
treec8c9f9af761457e3c5f4c6774fb0fbba851df0c4 /imports/codemirror/mode/smalltalk/smalltalk.js
parent997ce3fb65f27b3d6f331f63b5dc22d3c7fb8f1e (diff)
parentb85bfb54aaca3ccca3c1ef09115de925cd67f4e9 (diff)
downloadninja-d366c0bd1af6471511217ed574083e15059519b5.tar.gz
Merge branch 'refs/heads/integration'
Diffstat (limited to 'imports/codemirror/mode/smalltalk/smalltalk.js')
-rwxr-xr-ximports/codemirror/mode/smalltalk/smalltalk.js139
1 files changed, 139 insertions, 0 deletions
diff --git a/imports/codemirror/mode/smalltalk/smalltalk.js b/imports/codemirror/mode/smalltalk/smalltalk.js
new file mode 100755
index 00000000..e002e666
--- /dev/null
+++ b/imports/codemirror/mode/smalltalk/smalltalk.js
@@ -0,0 +1,139 @@
1CodeMirror.defineMode('smalltalk', function(config, modeConfig) {
2
3 var specialChars = /[+\-/\\*~<>=@%|&?!.:;^]/;
4 var keywords = /true|false|nil|self|super|thisContext/;
5
6 var Context = function(tokenizer, parent) {
7 this.next = tokenizer;
8 this.parent = parent;
9 };
10
11 var Token = function(name, context, eos) {
12 this.name = name;
13 this.context = context;
14 this.eos = eos;
15 };
16
17 var State = function() {
18 this.context = new Context(next, null);
19 this.expectVariable = true;
20 this.indentation = 0;
21 this.userIndentationDelta = 0;
22 };
23
24 State.prototype.userIndent = function(indentation) {
25 this.userIndentationDelta = indentation > 0 ? (indentation / config.indentUnit - this.indentation) : 0;
26 };
27
28 var next = function(stream, context, state) {
29 var token = new Token(null, context, false);
30 var char = stream.next();
31
32 if (char === '"') {
33 token = nextComment(stream, new Context(nextComment, context));
34
35 } else if (char === '\'') {
36 token = nextString(stream, new Context(nextString, context));
37
38 } else if (char === '#') {
39 stream.eatWhile(/[^ .]/);
40 token.name = 'string-2';
41
42 } else if (char === '$') {
43 stream.eatWhile(/[^ ]/);
44 token.name = 'string-2';
45
46 } else if (char === '|' && state.expectVariable) {
47 token.context = new Context(nextTemporaries, context);
48
49 } else if (/[\[\]{}()]/.test(char)) {
50 token.name = 'bracket';
51 token.eos = /[\[{(]/.test(char);
52
53 if (char === '[') {
54 state.indentation++;
55 } else if (char === ']') {
56 state.indentation = Math.max(0, state.indentation - 1);
57 }
58
59 } else if (specialChars.test(char)) {
60 stream.eatWhile(specialChars);
61 token.name = 'operator';
62 token.eos = char !== ';'; // ; cascaded message expression
63
64 } else if (/\d/.test(char)) {
65 stream.eatWhile(/[\w\d]/);
66 token.name = 'number'
67
68 } else if (/[\w_]/.test(char)) {
69 stream.eatWhile(/[\w\d_]/);
70 token.name = state.expectVariable ? (keywords.test(stream.current()) ? 'keyword' : 'variable') : null;
71
72 } else {
73 token.eos = state.expectVariable;
74 }
75
76 return token;
77 };
78
79 var nextComment = function(stream, context) {
80 stream.eatWhile(/[^"]/);
81 return new Token('comment', stream.eat('"') ? context.parent : context, true);
82 };
83
84 var nextString = function(stream, context) {
85 stream.eatWhile(/[^']/);
86 return new Token('string', stream.eat('\'') ? context.parent : context, false);
87 };
88
89 var nextTemporaries = function(stream, context, state) {
90 var token = new Token(null, context, false);
91 var char = stream.next();
92
93 if (char === '|') {
94 token.context = context.parent;
95 token.eos = true;
96
97 } else {
98 stream.eatWhile(/[^|]/);
99 token.name = 'variable';
100 }
101
102 return token;
103 }
104
105 return {
106 startState: function() {
107 return new State;
108 },
109
110 token: function(stream, state) {
111 state.userIndent(stream.indentation());
112
113 if (stream.eatSpace()) {
114 return null;
115 }
116
117 var token = state.context.next(stream, state.context, state);
118 state.context = token.context;
119 state.expectVariable = token.eos;
120
121 state.lastToken = token;
122 return token.name;
123 },
124
125 blankLine: function(state) {
126 state.userIndent(0);
127 },
128
129 indent: function(state, textAfter) {
130 var i = state.context.next === next && textAfter && textAfter.charAt(0) === ']' ? -1 : state.userIndentationDelta;
131 return (state.indentation + i) * config.indentUnit;
132 },
133
134 electricChars: ']'
135 };
136
137});
138
139CodeMirror.defineMIME('text/x-stsrc', {name: 'smalltalk'}); \ No newline at end of file