react-draggable/build/module/utils/shims.js

React draggable component

// @credits https://gist.github.com/rogozhnikoff/a43cfed27c41e4e68cdc
export function findInArray(array
/*: Array<any> | TouchList*/
, callback
/*: Function*/
)
/*: any*/
{
  for (let i = 0, length = array.length; i < length; i++) {
    if (callback.apply(callback, [array[i], i, array])) return array[i];
  }
}
export function isFunction(func
/*: any*/
)
/*: boolean*/
{
  return typeof func === 'function' || Object.prototype.toString.call(func) === '[object Function]';
}
export function isNum(num
/*: any*/
)
/*: boolean*/
{
  return typeof num === 'number' && !isNaN(num);
}
export function int(a
/*: string*/
)
/*: number*/
{
  return parseInt(a, 10);
}
export function dontSetMe(props
/*: Object*/
, propName
/*: string*/
, componentName
/*: string*/
) {
  if (props[propName]) {
    return new Error(`Invalid prop ${propName} passed to ${componentName} - do not set this, set it on the child.`);
  }
}