all files / join-webpack-plugin/ loader.js

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//! @file
//! @date 2017.01.13
//! @license MIT (in the root of this source tree)
//! @author Serguei Okladnikov <oklaspec@gmail.com>
 
var JoinPlugin = require('./index')
 
var loaderUtils = require("loader-utils");
 
function namePreTmpl(context, name) {
  var preTmpl = name;
  var hashRegex = /\[[^\[]*hash[^\]]*\]/g;
  var hashMatch = name.match(hashRegex);
  if(hashMatch) {
    if(hashMatch.length > 1)
      throw Error('only one hash supported, request feature here:'+
      'https://github.com/oklas/join-webpack-plugin/issues');
    hashMatch = hashMatch[0];
    preTmpl = name.replace(hashRegex, "THE::HASH");
  }
  preTmpl = loaderUtils.interpolateName(
    context, preTmpl, { content: '' });
  if(hashMatch)
    preTmpl = preTmpl.replace(/THE::HASH/g, hashMatch);
  return preTmpl;
}
 
module.exports = function(source) {
 
  var query = loaderUtils.parseQuery(this.query);
 
  var plugins = this.options.plugins.filter(function(plugin) {
    return plugin instanceof JoinPlugin
  });
  var plugin = this.options.plugins.filter(function(plugin) {
    return plugin.id == query.id
  });
  plugin = plugin.length > 0 ? plugin[0] :
  (plugins.length > 0 && query.id == null ? plugins[0] :  null);
 
  if(!plugin)
    throw new Error('associated webpack plugin not found');
 
  var name = query.name || plugin.options.name;
  var groupName = query.group || plugin.options.group;
 
  if(groupName != null) {
    groupName = loaderUtils.interpolateName(
      this, groupName, { content: ''});
  }
 
  plugin.group(groupName).filetmpl = namePreTmpl(this,name);
 
  var name = plugin.addSource(groupName, source, this.resourcePath, this._module);
 
  return "module.exports = __webpack_public_path__ + " + JSON.stringify(name) + ";";
};
 
module.exports.raw = true;