Contents

'use strict';

function newArrayWithRange(first, last) {
  var i, array = [];
  for ( i = first; i <= last; i++ ) {
    array.push(i);
  }
  return array;
}

function indivisibleBy(value) {
  return value % this !== 0;
}

function sieve(n) {
  var i, prime, possibilities, primes = [];

  possibilities = newArrayWithRange(2, n);

  do {
    prime = possibilities.shift();
    primes.push(prime);
    possibilities = possibilities.filter( indivisibleBy, prime );
  } while (possibilities.length > 0);

  return primes;
}

module.exports = function (n) {
  this.primes = sieve(n);
};

Version data entries

255 entries across 255 versions & 1 rubygems

Version	Path
trackler-2.2.1.37	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.36	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.35	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.34	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.33	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.32	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.31	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.30	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.29	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.28	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.27	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.26	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.25	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.24	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.23	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.22	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.21	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.20	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.19	tracks/javascript/exercises/sieve/example.js
trackler-2.2.1.18	tracks/javascript/exercises/sieve/example.js