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-2.2.1.180	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.179	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.178	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.177	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.176	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.175	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.174	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.173	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.172	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.171	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.170	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.169	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.167	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.166	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.165	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.164	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.163	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.162	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.161	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.160	tracks/javascript/exercises/sublist/example.js