forked from gulp-community/gulp-coffee
-
Notifications
You must be signed in to change notification settings - Fork 0
/
index.js
53 lines (44 loc) · 1.44 KB
/
index.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
var through = require('through2');
var gutil = require('gulp-util');
var applySourceMap = require('vinyl-sourcemaps-apply');
var path = require('path');
var merge = require('merge');
var PluginError = gutil.PluginError;
module.exports = function (opt) {
function replaceExtension(path) {
path = path.replace(/\.coffee\.md$/, '.litcoffee');
return gutil.replaceExtension(path, '.js');
}
function transform(file, enc, cb) {
if (file.isNull()) return cb(null, file);
if (file.isStream()) return cb(new PluginError('gulp-coffee', 'Streaming not supported'));
var data;
var str = file.contents.toString('utf8');
var dest = replaceExtension(file.path);
var options = merge({
bare: false,
coffee: require('coffeescript'),
header: false,
sourceMap: !!file.sourceMap,
sourceRoot: false,
literate: /\.(litcoffee|coffee\.md)$/.test(file.path),
filename: file.path,
sourceFiles: [file.relative],
generatedFile: replaceExtension(file.relative)
}, opt);
try {
data = options.coffee.compile(str, options);
} catch (err) {
return cb(new PluginError('gulp-coffee', err));
}
if (data && data.v3SourceMap && file.sourceMap) {
applySourceMap(file, data.v3SourceMap);
file.contents = new Buffer(data.js);
} else {
file.contents = new Buffer(data);
}
file.path = dest;
cb(null, file);
}
return through.obj(transform);
};