src/check-types.js
function notModifier (predicate) {
    var modifiedPredicate = function () {
      return notImpl(predicate.apply(null, arguments));
    };
    modifiedPredicate.l = predicate.length;
    return modifiedPredicate;
  }
function notModifier (predicate) {
    var modifiedPredicate = function () {
      return notImpl(predicate.apply(null, arguments));
    };
    modifiedPredicate.l = predicate.length;
    return modifiedPredicate;
  }
function notModifier ( predicate ) { var modifiedPredicate = function ( ) { return notImpl ( predicate . apply ( null , arguments ) ) ; } ; modifiedPredicate . l = predicate . length ; return modifiedPredicate ; }
Public modifier `not`.

Negates `predicate`.
Public modifier not .