@talend/react-bootstrap
Version:
Bootstrap 3 components built with React
25 lines • 707 B
JavaScript
/**
* 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(...funcs) {
return funcs.filter(f => f != null).reduce((acc, f) => {
if (typeof f !== 'function') {
throw new Error('Invalid Argument Type, must only provide functions, undefined, or null.');
}
if (acc === null) {
return f;
}
return function chainedFunction(...args) {
acc.apply(this, args);
f.apply(this, args);
};
}, null);
}
export default createChainedFunction;
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