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author | Nivesh Rajbhandari | 2012-02-20 11:14:44 -0800 |
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committer | Nivesh Rajbhandari | 2012-02-20 11:14:44 -0800 |
commit | abf78e2d7a97d295ce5a1c425fd359d47379137e (patch) | |
tree | d08c91bd2aef31e6325e0b499b2ffc390018bec6 /imports/codemirror/mode/haskell | |
parent | e80a79bff57fecf3aa9b869d8ed2de5fd815287c (diff) | |
parent | e23708721a71ca4c71365f5f8e8ac7d6113926db (diff) | |
download | ninja-abf78e2d7a97d295ce5a1c425fd359d47379137e.tar.gz |
Merge branch 'refs/heads/ninja-internal' into ToolFixes
Diffstat (limited to 'imports/codemirror/mode/haskell')
-rwxr-xr-x | imports/codemirror/mode/haskell/haskell.js | 242 | ||||
-rwxr-xr-x | imports/codemirror/mode/haskell/index.html | 60 |
2 files changed, 302 insertions, 0 deletions
diff --git a/imports/codemirror/mode/haskell/haskell.js b/imports/codemirror/mode/haskell/haskell.js new file mode 100755 index 00000000..aac50410 --- /dev/null +++ b/imports/codemirror/mode/haskell/haskell.js | |||
@@ -0,0 +1,242 @@ | |||
1 | CodeMirror.defineMode("haskell", function(cmCfg, modeCfg) { | ||
2 | |||
3 | function switchState(source, setState, f) { | ||
4 | setState(f); | ||
5 | return f(source, setState); | ||
6 | } | ||
7 | |||
8 | // These should all be Unicode extended, as per the Haskell 2010 report | ||
9 | var smallRE = /[a-z_]/; | ||
10 | var largeRE = /[A-Z]/; | ||
11 | var digitRE = /[0-9]/; | ||
12 | var hexitRE = /[0-9A-Fa-f]/; | ||
13 | var octitRE = /[0-7]/; | ||
14 | var idRE = /[a-z_A-Z0-9']/; | ||
15 | var symbolRE = /[-!#$%&*+.\/<=>?@\\^|~:]/; | ||
16 | var specialRE = /[(),;[\]`{}]/; | ||
17 | var whiteCharRE = /[ \t\v\f]/; // newlines are handled in tokenizer | ||
18 | |||
19 | function normal(source, setState) { | ||
20 | if (source.eatWhile(whiteCharRE)) { | ||
21 | return null; | ||
22 | } | ||
23 | |||
24 | var ch = source.next(); | ||
25 | if (specialRE.test(ch)) { | ||
26 | if (ch == '{' && source.eat('-')) { | ||
27 | var t = "comment"; | ||
28 | if (source.eat('#')) { | ||
29 | t = "meta"; | ||
30 | } | ||
31 | return switchState(source, setState, ncomment(t, 1)); | ||
32 | } | ||
33 | return null; | ||
34 | } | ||
35 | |||
36 | if (ch == '\'') { | ||
37 | if (source.eat('\\')) { | ||
38 | source.next(); // should handle other escapes here | ||
39 | } | ||
40 | else { | ||
41 | source.next(); | ||
42 | } | ||
43 | if (source.eat('\'')) { | ||
44 | return "string"; | ||
45 | } | ||
46 | return "error"; | ||
47 | } | ||
48 | |||
49 | if (ch == '"') { | ||
50 | return switchState(source, setState, stringLiteral); | ||
51 | } | ||
52 | |||
53 | if (largeRE.test(ch)) { | ||
54 | source.eatWhile(idRE); | ||
55 | if (source.eat('.')) { | ||
56 | return "qualifier"; | ||
57 | } | ||
58 | return "variable-2"; | ||
59 | } | ||
60 | |||
61 | if (smallRE.test(ch)) { | ||
62 | source.eatWhile(idRE); | ||
63 | return "variable"; | ||
64 | } | ||
65 | |||
66 | if (digitRE.test(ch)) { | ||
67 | if (ch == '0') { | ||
68 | if (source.eat(/[xX]/)) { | ||
69 | source.eatWhile(hexitRE); // should require at least 1 | ||
70 | return "integer"; | ||
71 | } | ||
72 | if (source.eat(/[oO]/)) { | ||
73 | source.eatWhile(octitRE); // should require at least 1 | ||
74 | return "number"; | ||
75 | } | ||
76 | } | ||
77 | source.eatWhile(digitRE); | ||
78 | var t = "number"; | ||
79 | if (source.eat('.')) { | ||
80 | t = "number"; | ||
81 | source.eatWhile(digitRE); // should require at least 1 | ||
82 | } | ||
83 | if (source.eat(/[eE]/)) { | ||
84 | t = "number"; | ||
85 | source.eat(/[-+]/); | ||
86 | source.eatWhile(digitRE); // should require at least 1 | ||
87 | } | ||
88 | return t; | ||
89 | } | ||
90 | |||
91 | if (symbolRE.test(ch)) { | ||
92 | if (ch == '-' && source.eat(/-/)) { | ||
93 | source.eatWhile(/-/); | ||
94 | if (!source.eat(symbolRE)) { | ||
95 | source.skipToEnd(); | ||
96 | return "comment"; | ||
97 | } | ||
98 | } | ||
99 | var t = "variable"; | ||
100 | if (ch == ':') { | ||
101 | t = "variable-2"; | ||
102 | } | ||
103 | source.eatWhile(symbolRE); | ||
104 | return t; | ||
105 | } | ||
106 | |||
107 | return "error"; | ||
108 | } | ||
109 | |||
110 | function ncomment(type, nest) { | ||
111 | if (nest == 0) { | ||
112 | return normal; | ||
113 | } | ||
114 | return function(source, setState) { | ||
115 | var currNest = nest; | ||
116 | while (!source.eol()) { | ||
117 | var ch = source.next(); | ||
118 | if (ch == '{' && source.eat('-')) { | ||
119 | ++currNest; | ||
120 | } | ||
121 | else if (ch == '-' && source.eat('}')) { | ||
122 | --currNest; | ||
123 | if (currNest == 0) { | ||
124 | setState(normal); | ||
125 | return type; | ||
126 | } | ||
127 | } | ||
128 | } | ||
129 | setState(ncomment(type, currNest)); | ||
130 | return type; | ||
131 | } | ||
132 | } | ||
133 | |||
134 | function stringLiteral(source, setState) { | ||
135 | while (!source.eol()) { | ||
136 | var ch = source.next(); | ||
137 | if (ch == '"') { | ||
138 | setState(normal); | ||
139 | return "string"; | ||
140 | } | ||
141 | if (ch == '\\') { | ||
142 | if (source.eol() || source.eat(whiteCharRE)) { | ||
143 | setState(stringGap); | ||
144 | return "string"; | ||
145 | } | ||
146 | if (source.eat('&')) { | ||
147 | } | ||
148 | else { | ||
149 | source.next(); // should handle other escapes here | ||
150 | } | ||
151 | } | ||
152 | } | ||
153 | setState(normal); | ||
154 | return "error"; | ||
155 | } | ||
156 | |||
157 | function stringGap(source, setState) { | ||
158 | if (source.eat('\\')) { | ||
159 | return switchState(source, setState, stringLiteral); | ||
160 | } | ||
161 | source.next(); | ||
162 | setState(normal); | ||
163 | return "error"; | ||
164 | } | ||
165 | |||
166 | |||
167 | var wellKnownWords = (function() { | ||
168 | var wkw = {}; | ||
169 | function setType(t) { | ||
170 | return function () { | ||
171 | for (var i = 0; i < arguments.length; i++) | ||
172 | wkw[arguments[i]] = t; | ||
173 | } | ||
174 | } | ||
175 | |||
176 | setType("keyword")( | ||
177 | "case", "class", "data", "default", "deriving", "do", "else", "foreign", | ||
178 | "if", "import", "in", "infix", "infixl", "infixr", "instance", "let", | ||
179 | "module", "newtype", "of", "then", "type", "where", "_"); | ||
180 | |||
181 | setType("keyword")( | ||
182 | "\.\.", ":", "::", "=", "\\", "\"", "<-", "->", "@", "~", "=>"); | ||
183 | |||
184 | setType("builtin")( | ||
185 | "!!", "$!", "$", "&&", "+", "++", "-", ".", "/", "/=", "<", "<=", "=<<", | ||
186 | "==", ">", ">=", ">>", ">>=", "^", "^^", "||", "*", "**"); | ||
187 | |||
188 | setType("builtin")( | ||
189 | "Bool", "Bounded", "Char", "Double", "EQ", "Either", "Enum", "Eq", | ||
190 | "False", "FilePath", "Float", "Floating", "Fractional", "Functor", "GT", | ||
191 | "IO", "IOError", "Int", "Integer", "Integral", "Just", "LT", "Left", | ||
192 | "Maybe", "Monad", "Nothing", "Num", "Ord", "Ordering", "Rational", "Read", | ||
193 | "ReadS", "Real", "RealFloat", "RealFrac", "Right", "Show", "ShowS", | ||
194 | "String", "True"); | ||
195 | |||
196 | setType("builtin")( | ||
197 | "abs", "acos", "acosh", "all", "and", "any", "appendFile", "asTypeOf", | ||
198 | "asin", "asinh", "atan", "atan2", "atanh", "break", "catch", "ceiling", | ||
199 | "compare", "concat", "concatMap", "const", "cos", "cosh", "curry", | ||
200 | "cycle", "decodeFloat", "div", "divMod", "drop", "dropWhile", "either", | ||
201 | "elem", "encodeFloat", "enumFrom", "enumFromThen", "enumFromThenTo", | ||
202 | "enumFromTo", "error", "even", "exp", "exponent", "fail", "filter", | ||
203 | "flip", "floatDigits", "floatRadix", "floatRange", "floor", "fmap", | ||
204 | "foldl", "foldl1", "foldr", "foldr1", "fromEnum", "fromInteger", | ||
205 | "fromIntegral", "fromRational", "fst", "gcd", "getChar", "getContents", | ||
206 | "getLine", "head", "id", "init", "interact", "ioError", "isDenormalized", | ||
207 | "isIEEE", "isInfinite", "isNaN", "isNegativeZero", "iterate", "last", | ||
208 | "lcm", "length", "lex", "lines", "log", "logBase", "lookup", "map", | ||
209 | "mapM", "mapM_", "max", "maxBound", "maximum", "maybe", "min", "minBound", | ||
210 | "minimum", "mod", "negate", "not", "notElem", "null", "odd", "or", | ||
211 | "otherwise", "pi", "pred", "print", "product", "properFraction", | ||
212 | "putChar", "putStr", "putStrLn", "quot", "quotRem", "read", "readFile", | ||
213 | "readIO", "readList", "readLn", "readParen", "reads", "readsPrec", | ||
214 | "realToFrac", "recip", "rem", "repeat", "replicate", "return", "reverse", | ||
215 | "round", "scaleFloat", "scanl", "scanl1", "scanr", "scanr1", "seq", | ||
216 | "sequence", "sequence_", "show", "showChar", "showList", "showParen", | ||
217 | "showString", "shows", "showsPrec", "significand", "signum", "sin", | ||
218 | "sinh", "snd", "span", "splitAt", "sqrt", "subtract", "succ", "sum", | ||
219 | "tail", "take", "takeWhile", "tan", "tanh", "toEnum", "toInteger", | ||
220 | "toRational", "truncate", "uncurry", "undefined", "unlines", "until", | ||
221 | "unwords", "unzip", "unzip3", "userError", "words", "writeFile", "zip", | ||
222 | "zip3", "zipWith", "zipWith3"); | ||