console-hooker

Hook console.log seamlessly. Node.js or browser.

Installation

npm i -s @allnulled/console-hooker

Importation

In node.js:

require("@allnulled/console-hooker");

In html:

<script src="node_modules/@allnulled/console-hooker/console-hooker.js"></script>

Usage

Once loaded the file, ConsoleHooker is available globally:

const {restore, original} = ConsoleHooker(function(...args) {
  original(args);
  const list = Array.from(args);
  require("fs").appendFileSync("log.txt", JSON.stringify(list) + "\n", "utf8");
});

console.log("hi!"); // log.txt contains now ["hi!"]
console.log("hi!"); // log.txt contains now ["hi!"]\n["hi!"]
console.log("hi!"); // log.txt contains now ["hi!"]\n["hi!"]\n["hi!"]

restore();

console.log("this is not appended");