index.js•1.89 kB
'use strict';
var isWindows = process.platform === 'win32';
// Regex to split a windows path into into [dir, root, basename, name, ext]
var splitWindowsRe =
/^(((?:[a-zA-Z]:|[\\\/]{2}[^\\\/]+[\\\/]+[^\\\/]+)?[\\\/]?)(?:[^\\\/]*[\\\/])*)((\.{1,2}|[^\\\/]+?|)(\.[^.\/\\]*|))[\\\/]*$/;
var win32 = {};
function win32SplitPath(filename) {
return splitWindowsRe.exec(filename).slice(1);
}
win32.parse = function(pathString) {
if (typeof pathString !== 'string') {
throw new TypeError(
"Parameter 'pathString' must be a string, not " + typeof pathString
);
}
var allParts = win32SplitPath(pathString);
if (!allParts || allParts.length !== 5) {
throw new TypeError("Invalid path '" + pathString + "'");
}
return {
root: allParts[1],
dir: allParts[0] === allParts[1] ? allParts[0] : allParts[0].slice(0, -1),
base: allParts[2],
ext: allParts[4],
name: allParts[3]
};
};
// Split a filename into [dir, root, basename, name, ext], unix version
// 'root' is just a slash, or nothing.
var splitPathRe =
/^((\/?)(?:[^\/]*\/)*)((\.{1,2}|[^\/]+?|)(\.[^.\/]*|))[\/]*$/;
var posix = {};
function posixSplitPath(filename) {
return splitPathRe.exec(filename).slice(1);
}
posix.parse = function(pathString) {
if (typeof pathString !== 'string') {
throw new TypeError(
"Parameter 'pathString' must be a string, not " + typeof pathString
);
}
var allParts = posixSplitPath(pathString);
if (!allParts || allParts.length !== 5) {
throw new TypeError("Invalid path '" + pathString + "'");
}
return {
root: allParts[1],
dir: allParts[0].slice(0, -1),
base: allParts[2],
ext: allParts[4],
name: allParts[3],
};
};
if (isWindows)
module.exports = win32.parse;
else /* posix */
module.exports = posix.parse;
module.exports.posix = posix.parse;
module.exports.win32 = win32.parse;