dist/material-ui-pickers.umd.js
/**
   * Safe chained function
   *
   * Will only create a new function if needed,
   * otherwise will pass back existing functions or null.
   *
   * @param {function} functions to chain
   * @returns {function|null}
   */
Safe chained function
Will only create a new function if needed,
otherwise will pass back existing functions or null.

@param {function} functions to chain
@returns {function|null}
Safe chained function Will only create a new function if needed otherwise will pass back existing functions or null . @param { function } functions to chain @returns { function|null }
function createChainedFunction() {
    for (var _len = arguments.length, funcs = new Array(_len), _key = 0; _key < _len; _key++) {
      funcs[_key] = arguments[_key];
    }
    return funcs.reduce(function (acc, func) {
      if (func == null) {
        return acc;
      }
      {
        if (typeof func !== 'function') {
          console.error('Material-UI: invalid Argument Type, must only provide functions, undefined, or null.');
        }
      }
      return function chainedFunction() {
        for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
          args[_key2] = arguments[_key2];
        }
        acc.apply(this, args);
        func.apply(this, args);
      };
    }, function () {});
  }
function createChainedFunction ( ) { for ( var _len = arguments . length , funcs = new Array ( _len ) , _key = 0 ; _key < _len ; _key ++ ) { funcs [ _key ] = arguments [ _key ] ; } return funcs . reduce ( function ( acc , func ) { if ( func == null ) { return acc ; } { if ( typeof func !== 'function' ) { console . error ( 'Material-UI: invalid Argument Type, must only provide functions, undefined, or null.' ) ; } } return function chainedFunction ( ) { for ( var _len2 = arguments . length , args = new Array ( _len2 ) , _key2 = 0 ; _key2 < _len2 ; _key2 ++ ) { args [ _key2 ] = arguments [ _key2 ] ; } acc . apply ( this , args ) ; func . apply ( this , args ) ; } ; } , function ( ) { } ) ; }
Safe chained function
 Will only create a new function if needed,
 otherwise will pass back existing functions or null.
Safe chained function Will only create a new function if needed otherwise will pass back existing functions or null .