janus/lib/collection/derived/any-fold.js

the two-faced application library-framework

// Generated by CoffeeScript 1.12.2
(function() {
  var AnyFold, Varying, identity;

  Varying = require('../../core/varying').Varying;

  identity = require('../../util/util').identity;

  AnyFold = {
    any: function(list, f) {
      return Varying.managed((function() {
        if (f != null) {
          return list.flatMap(f);
        } else {
          return list.tap();
        }
      }), function(intermediate) {
        return intermediate.includes(true);
      });
    }
  };

  module.exports = {
    AnyFold: AnyFold
  };

}).call(this);