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-2.2.1.119	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.118	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.117	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.116	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.115	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.114	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.113	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.111	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.110	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.109	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.108	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.107	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.106	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.105	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.104	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.103	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.102	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.101	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.100	tracks/javascript/exercises/sublist/example.js
trackler-2.2.1.99	tracks/javascript/exercises/sublist/example.js