File: //usr/share/nodejs/make-generator-function/index.js
'use strict';
module.exports = function getGeneratorFunctions() {
var generatorFuncs = [];
try {
generatorFuncs.push(Function('return function* () { var x = yield; return x || 42; }')());
} catch (e) {}
try {
generatorFuncs.push(Function('return function* gen() { var x = yield; return x || 42; }')());
} catch (e) {}
try {
generatorFuncs.push(Function('return { * concise( ){ var x = yield; return x || 42; } }.concise;')());
} catch (e) {}
return generatorFuncs;
};