wishthis/node_modules/parse-filepath/index.js
2022-01-21 09:28:41 +01:00

95 lines
1.9 KiB
JavaScript

'use strict';
var path = require('path');
var isAbsolute = require('is-absolute');
var pathRoot = require('path-root');
var MapCache = require('map-cache');
var cache = new MapCache();
module.exports = function(filepath) {
if (typeof filepath !== 'string') {
throw new TypeError('parse-filepath expects a string');
}
if (cache.has(filepath)) {
return cache.get(filepath);
}
var obj = {};
if (typeof path.parse === 'function') {
obj = path.parse(filepath);
obj.extname = obj.ext;
obj.basename = obj.base;
obj.dirname = obj.dir;
obj.stem = obj.name;
} else {
define(obj, 'root', function() {
return pathRoot(this.path);
});
define(obj, 'extname', function() {
return path.extname(filepath);
});
define(obj, 'ext', function() {
return this.extname;
});
define(obj, 'name', function() {
return path.basename(filepath, this.ext);
});
define(obj, 'stem', function() {
return this.name;
});
define(obj, 'base', function() {
return this.name + this.ext;
});
define(obj, 'basename', function() {
return this.base;
});
define(obj, 'dir', function() {
var dir = path.dirname(filepath);
if (dir === '.') {
return (filepath[0] === '.') ? dir : '';
} else {
return dir;
}
});
define(obj, 'dirname', function() {
return this.dir;
});
}
obj.path = filepath;
define(obj, 'absolute', function() {
return path.resolve(this.path);
});
define(obj, 'isAbsolute', function() {
return isAbsolute(this.path);
});
cache.set(filepath, obj);
return obj;
};
function define(obj, prop, fn) {
var cached;
Object.defineProperty(obj, prop, {
configurable: true,
enumerable: true,
set: function(val) {
cached = val;
},
get: function() {
return cached || (cached = fn.call(obj));
}
});
}