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// @flow
export const getStringElements = (arr: Array<mixed>): Array<string> => {
return arr
.map(elem => {
if (!elem) return null;
if (Array.isArray(elem)) return getStringElements(elem);
if (typeof elem === 'string') return elem;
// Handle React elements being passed as array elements
// $FlowIssue
if (elem.props && elem.props.children)
return getStringElements(elem.props.children);
return null;
})
.filter(Boolean)
.reduce((final, elem) => {
if (Array.isArray(elem)) return [...final, ...elem];
return [...final, elem];
}, []);
};
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