31 lines
754 B
JavaScript
31 lines
754 B
JavaScript
'use strict';
|
|
|
|
var through2 = require('through2');
|
|
var fs = require('graceful-fs');
|
|
var prepareWrite = require('../prepareWrite');
|
|
|
|
function symlink(outFolder, opt) {
|
|
function linkFile(file, enc, cb) {
|
|
var srcPath = file.path;
|
|
var symType = (file.isDirectory() ? 'dir' : 'file');
|
|
prepareWrite(outFolder, file, opt, function(err, writePath) {
|
|
if (err) {
|
|
return cb(err);
|
|
}
|
|
fs.symlink(srcPath, writePath, symType, function(err) {
|
|
if (err && err.code !== 'EEXIST') {
|
|
return cb(err);
|
|
}
|
|
cb(null, file);
|
|
});
|
|
});
|
|
}
|
|
|
|
var stream = through2.obj(opt, linkFile);
|
|
// TODO: option for either backpressure or lossy
|
|
stream.resume();
|
|
return stream;
|
|
}
|
|
|
|
module.exports = symlink;
|