You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
36 lines
997 B
36 lines
997 B
2 years ago
|
'use strict';
|
||
|
|
|
||
|
|
var path = require('path'),
|
||
|
|
fs = require('fs');
|
||
|
|
|
||
|
|
var loaderUtils = require('loader-utils');
|
||
|
|
|
||
|
|
var getContextDirectory = require('./utility/get-context-directory');
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Codec for relative paths with respect to the context directory.
|
||
|
|
* @type {{name:string, decode: function}}
|
||
|
|
*/
|
||
|
|
module.exports = {
|
||
|
|
name : 'npmModule',
|
||
|
|
decode: decode
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Decode the given uri.
|
||
|
|
* Include only module paths containing `~`.
|
||
|
|
* @this {{options: object}} A loader or compilation
|
||
|
|
* @param {string} uri A source uri to decode
|
||
|
|
* @returns {boolean|string} False where unmatched else the decoded path
|
||
|
|
*/
|
||
|
|
function decode(uri) {
|
||
|
|
/* jshint validthis:true */
|
||
|
|
if (/~/.test(uri)) {
|
||
|
|
var relative = loaderUtils.urlToRequest(uri),
|
||
|
|
base = getContextDirectory.call(this),
|
||
|
|
absFile = path.normalize(path.join(base, 'node_modules', relative)),
|
||
|
|
isValid = !!absFile && fs.existsSync(absFile) && fs.statSync(absFile).isFile();
|
||
|
|
return isValid && absFile;
|
||
|
|
}
|
||
|
|
}
|