Genkilabs

// Your main application js. We will include jQuery first, then everything else
//= require jquery
//
//= require_tree .

// You can choose to DRY common selectors perhaps used system wide.
const SELECTORS = {
	RESULTS: () => $("#results-box")
}

Genkilabs

//app/assets/js/any_es6_module.js
//Use globally in any es6 module you are requiring through application.js
var render_pdf_thumbnail = function(pdfData, $canvas) {
	//This is the sauce. We instantiate a new Worker from our globally scoped worker-loader f()
	pdfjsLib.GlobalWorkerOptions.workerPort = new pdfjsWorker();

	// In my case, using DocumentInitParameters object to load binary data.
	var loadingTask = pdfjsLib.getDocument({data: pdfData});

	loadingTask.promise.then(function(doc) {

Genkilabs

module CustomUtils
  # This should look for hash keys, or ActiveModel::Base attributes within the string
  # while also safeguarding from typing errors.
  # Interpolation symbols not provided in the hash should be left unchanged.
  # This does NOT support "deep interpolation" eg. "my %{%{nested_key}} string"
  #@param String with %{key} interpolation fields
  #@param Hash with symbolic keys OR Object with 'attributes' method eg. ActiveModel
  #@returns String original with any keys replaced if they are in the hash, others ignored
  def self.interpolate str, obj
    #For the hash, we need to re-key the hash to be sure, and add default to skip missing interpolations