forked from zhurui/management
36 lines
1.0 KiB
JavaScript
36 lines
1.0 KiB
JavaScript
/*!
|
|
* normalize-path <https://github.com/jonschlinkert/normalize-path>
|
|
*
|
|
* Copyright (c) 2014-2018, Jon Schlinkert.
|
|
* Released under the MIT License.
|
|
*/
|
|
|
|
module.exports = function(path, stripTrailing) {
|
|
if (typeof path !== 'string') {
|
|
throw new TypeError('expected path to be a string');
|
|
}
|
|
|
|
if (path === '\\' || path === '/') return '/';
|
|
|
|
var len = path.length;
|
|
if (len <= 1) return path;
|
|
|
|
// ensure that win32 namespaces has two leading slashes, so that the path is
|
|
// handled properly by the win32 version of path.parse() after being normalized
|
|
// https://msdn.microsoft.com/library/windows/desktop/aa365247(v=vs.85).aspx#namespaces
|
|
var prefix = '';
|
|
if (len > 4 && path[3] === '\\') {
|
|
var ch = path[2];
|
|
if ((ch === '?' || ch === '.') && path.slice(0, 2) === '\\\\') {
|
|
path = path.slice(2);
|
|
prefix = '//';
|
|
}
|
|
}
|
|
|
|
var segs = path.split(/[/\\]+/);
|
|
if (stripTrailing !== false && segs[segs.length - 1] === '') {
|
|
segs.pop();
|
|
}
|
|
return prefix + segs.join('/');
|
|
};
|