DmitrySoshnikov

/**
 * A simple Time travel machine to the future.
 *
 * A theoretical time-traveling to the future
 * (a very-very-very simplified explanation/application
 * of the General relativity).
 *
 * .allgemeine Relativitätstheorie
 *
 * by Dmitry Soshnikov <[email protected]>

DmitrySoshnikov

// "Fetch, decode, eval!"
// A simple Register-based VM, Assembler, and Disassembler.
// by Dmitry Soshnikov <[email protected]>

// This virtual machine (VM) consists of registers (data storage),
// and operations (instructions) which operate on the registers.

// --------------------------------------------------------------
// Registers.
// --------------------------------------------------------------

DmitrySoshnikov

"use strict";

const slice = [].slice;

/**
 * A user callback function that is raised when the result of an async function
 * is available.
 *
 * @param Any error
 *        If truthy, indicates an error result. Will be thrown from the

DmitrySoshnikov

List comprehensions

Basic idea in theoretical programming: a notation for Set builders from math.

Basic idea in practical programming: syntactic sugar for "map + filter" functional methods:

Example of map and filter, ES6

let x = N.filter(x => x > 10).map(x => x * x);

DmitrySoshnikov

/**
 * Stop and Copy Garbage Collection technique.
 *
 * See also previous lessons on
 *
 * - Mark and Sweep GC: https://gist.github.com/DmitrySoshnikov/4391763
 * - Reference Counting (ARC) https://gist.github.com/DmitrySoshnikov/4646658
 *
 * by Dmitry Soshnikov <[email protected]>
 * MIT Style License

DmitrySoshnikov

/**
 * Automatic Reference Counting (ARC) Garbage Collection technique.
 *
 * This diff describes Reference counting GC technique.
 * See also previous lesson on Mark and Sweep GC:
 * https://gist.github.com/4391763
 *
 * by Dmitry Soshnikov <[email protected]>
 * MIT Style License
 */

DmitrySoshnikov

/**
 * Automatic Reference Counting (ARC) Garbage Collection technique.
 *
 * This diff describes Reference counting GC technique.
 * See also previous lesson on Mark and Sweep GC:
 * https://gist.github.com/4391763
 *
 * Covered topics:
 *
 * 1. Reference value in ECMAScript (JS specific)

DmitrySoshnikov

/**
 * Mark and Sweep Garbage Collection technique.
 * MIT Style License
 * by Dmitry Soshnikov
 */

// This diff describes the simplest version of mark and sweep
// GC in order to understand the basic idea. In real practice the
// implementation can be much tricker and optimized.

DmitrySoshnikov

// by Dmitry Soshnikov <[email protected]>
// on "noSuchMethod" hook via proxies
// written on December 15, 2011

// Below is tl;dr
// but if you want really never-ending tl;dr, try this
// original old thread from 2010 on es-discuss:
// https://mail.mozilla.org/pipermail/es-discuss/2010-October/011929.html

// Small disclaimer and note:

DmitrySoshnikov

// https://mail.mozilla.org/pipermail/es-discuss/2011-November/018440.html

// see original lib here:
// https://gist.github.com/1366953
// https://gist.github.com/1330574

var Class = {

  /**
   *allocate