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ocaml.js
116 lines
| 2.7 KiB
| application/javascript
|
JavascriptLexer
r1 | CodeMirror.defineMode('ocaml', function() { | |||
var words = { | ||||
'true': 'atom', | ||||
'false': 'atom', | ||||
'let': 'keyword', | ||||
'rec': 'keyword', | ||||
'in': 'keyword', | ||||
'of': 'keyword', | ||||
'and': 'keyword', | ||||
'succ': 'keyword', | ||||
'if': 'keyword', | ||||
'then': 'keyword', | ||||
'else': 'keyword', | ||||
'for': 'keyword', | ||||
'to': 'keyword', | ||||
'while': 'keyword', | ||||
'do': 'keyword', | ||||
'done': 'keyword', | ||||
'fun': 'keyword', | ||||
'function': 'keyword', | ||||
'val': 'keyword', | ||||
'type': 'keyword', | ||||
'mutable': 'keyword', | ||||
'match': 'keyword', | ||||
'with': 'keyword', | ||||
'try': 'keyword', | ||||
'raise': 'keyword', | ||||
'begin': 'keyword', | ||||
'end': 'keyword', | ||||
'open': 'builtin', | ||||
'trace': 'builtin', | ||||
'ignore': 'builtin', | ||||
'exit': 'builtin', | ||||
'print_string': 'builtin', | ||||
'print_endline': 'builtin' | ||||
}; | ||||
function tokenBase(stream, state) { | ||||
var ch = stream.next(); | ||||
if (ch === '"') { | ||||
state.tokenize = tokenString; | ||||
return state.tokenize(stream, state); | ||||
} | ||||
if (ch === '(') { | ||||
if (stream.eat('*')) { | ||||
state.commentLevel++; | ||||
state.tokenize = tokenComment; | ||||
return state.tokenize(stream, state); | ||||
} | ||||
} | ||||
if (ch === '~') { | ||||
stream.eatWhile(/\w/); | ||||
return 'variable-2'; | ||||
} | ||||
if (ch === '`') { | ||||
stream.eatWhile(/\w/); | ||||
return 'quote'; | ||||
} | ||||
if (/\d/.test(ch)) { | ||||
stream.eatWhile(/[\d]/); | ||||
if (stream.eat('.')) { | ||||
stream.eatWhile(/[\d]/); | ||||
} | ||||
return 'number'; | ||||
} | ||||
if ( /[+\-*&%=<>!?|]/.test(ch)) { | ||||
return 'operator'; | ||||
} | ||||
stream.eatWhile(/\w/); | ||||
var cur = stream.current(); | ||||
return words[cur] || 'variable'; | ||||
} | ||||
function tokenString(stream, state) { | ||||
var next, end = false, escaped = false; | ||||
while ((next = stream.next()) != null) { | ||||
if (next === '"' && !escaped) { | ||||
end = true; | ||||
break; | ||||
} | ||||
escaped = !escaped && next === '\\'; | ||||
} | ||||
if (end && !escaped) { | ||||
state.tokenize = tokenBase; | ||||
} | ||||
return 'string'; | ||||
}; | ||||
function tokenComment(stream, state) { | ||||
var prev, next; | ||||
while(state.commentLevel > 0 && (next = stream.next()) != null) { | ||||
if (prev === '(' && next === '*') state.commentLevel++; | ||||
if (prev === '*' && next === ')') state.commentLevel--; | ||||
prev = next; | ||||
} | ||||
if (state.commentLevel <= 0) { | ||||
state.tokenize = tokenBase; | ||||
} | ||||
return 'comment'; | ||||
} | ||||
return { | ||||
startState: function() {return {tokenize: tokenBase, commentLevel: 0};}, | ||||
token: function(stream, state) { | ||||
if (stream.eatSpace()) return null; | ||||
return state.tokenize(stream, state); | ||||
}, | ||||
blockCommentStart: "(*", | ||||
blockCommentEnd: "*)" | ||||
}; | ||||
}); | ||||
CodeMirror.defineMIME('text/x-ocaml', 'ocaml'); | ||||