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jashkenas--coffeescript/lib/coffee-script.js
2010-02-24 00:54:07 -05:00

61 lines
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1.8 KiB
JavaScript

(function(){
var lexer, parser, path;
// Set up for both the browser and the server.
if ((typeof process !== "undefined" && process !== null)) {
process.mixin(require('nodes'));
path = require('path');
lexer = new (require('lexer').Lexer)();
parser = require('parser').parser;
} else {
lexer = new Lexer();
parser = exports.parser;
this.exports = (this.CoffeeScript = {});
}
// Thin wrapper for Jison compatibility around the real lexer.
parser.lexer = {
lex: function lex() {
var token;
token = this.tokens[this.pos] || [""];
this.pos += 1;
this.yylineno = token[2];
this.yytext = token[1];
return token[0];
},
setInput: function setInput(tokens) {
this.tokens = tokens;
return this.pos = 0;
},
upcomingInput: function upcomingInput() {
return "";
},
showPosition: function showPosition() {
return this.pos;
}
};
exports.VERSION = '0.5.1';
// Compile CoffeeScript to JavaScript, using the Coffee/Jison compiler.
exports.compile = function compile(code, options) {
return (parser.parse(lexer.tokenize(code))).compile(options);
};
// Just the tokens.
exports.tokenize = function tokenize(code) {
return lexer.tokenize(code);
};
// Just the nodes.
exports.tree = function tree(code) {
return parser.parse(lexer.tokenize(code));
};
// Pretty-print a token stream.
exports.print_tokens = function print_tokens(tokens) {
var _a, _b, _c, strings, token;
strings = (function() {
_a = []; _b = tokens;
for (_c = 0; _c < _b.length; _c++) {
token = _b[_c];
_a.push('[' + token[0] + ' ' + token[1].toString().replace(/\n/, '\\n') + ']');
}
return _a;
}).call(this);
return puts(strings.join(' '));
};
})();