Contents

function List(list) {
  this.list = list || [];

  return {
    list: this.list,
    compare: function (other) {
      return {
        '-1': isSublist(other.list, this.list)
          ? 'SUBLIST'
          : 'UNEQUAL',
        '0': isSublist(other.list, this.list)
          ? 'EQUAL'
          : 'UNEQUAL',
        '1': isSublist(this.list, other.list)
          ? 'SUPERLIST'
          : 'UNEQUAL'
      }[lengthDiff(this, other)];
    }
  };
}

function lengthDiff(one, two) {
  return String(Math.sign(one.list.length - two.list.length));
}

function isSublist(one, two) {
  return one.join().match(two.join());
}


module.exports = List;

Version data entries

141 entries across 141 versions & 1 rubygems

Version	Path
trackler-2.2.1.58	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.57	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.56	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.55	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.54	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.53	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.52	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.51	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.50	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.49	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.48	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.47	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.46	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.45	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.44	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.43	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.42	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.41	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.40	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.39	tracks/javascript/exercises/sublist/example.js