finalize

Garbage collector callbacks for JavaScript/node.

finalize

Node module to register a garbage collector callback for objects

var finalize = require('finalize');
 
var obj = { x: 1337 };
finalize(obj, function () {
  console.log(this.x); // this will print '1337' 
});
global.gc();
// nothing will happen, var obj above holds obj alive 
obj = null;
global.gc();
// the previous line should trigger the callback above