virtual-console.js
758 Bytes
"use strict";
const { EventEmitter } = require("events");
module.exports = class VirtualConsole extends EventEmitter {
constructor() {
super();
this.on("error", () => {
// If "error" event has no listeners,
// EventEmitter throws an exception
});
}
sendTo(anyConsole, options) {
if (options === undefined) {
options = {};
}
for (const method of Object.keys(anyConsole)) {
if (typeof anyConsole[method] === "function") {
function onMethodCall() {
anyConsole[method](...arguments);
}
this.on(method, onMethodCall);
}
}
if (!options.omitJSDOMErrors) {
this.on("jsdomError", e => anyConsole.error(e.stack, e.detail));
}
return this;
}
};