decaffeinate: rename app/coffee dir to app/js

app/js/Errors.js

@@ -0,0 +1,36 @@
+/* eslint-disable
+    no-proto,
+    no-unused-vars,
+*/
+// TODO: This file was created by bulk-decaffeinate.
+// Fix any style issues and re-enable lint.
+let Errors;
+var NotFoundError = function(message) {
+	const error = new Error(message);
+	error.name = "NotFoundError";
+	error.__proto__ = NotFoundError.prototype;
+	return error;
+};
+NotFoundError.prototype.__proto__ = Error.prototype;
+
+var FilesOutOfSyncError = function(message) {
+	const error = new Error(message);
+	error.name = "FilesOutOfSyncError";
+	error.__proto__ = FilesOutOfSyncError.prototype;
+	return error;
+};
+FilesOutOfSyncError.prototype.__proto__ = Error.prototype;
+
+var AlreadyCompilingError = function(message) {
+	const error = new Error(message);
+	error.name = "AlreadyCompilingError";
+	error.__proto__ = AlreadyCompilingError.prototype;
+	return error;
+};
+AlreadyCompilingError.prototype.__proto__ = Error.prototype;
+
+module.exports = (Errors = {
+	NotFoundError,
+	FilesOutOfSyncError,
+	AlreadyCompilingError
+});