const FROM = /[&<>'"]/g;

const ESCAPES = {
	'&': '&amp;',
	'<': '&lt;',
	'>': '&gt;',
	"'": '&#39;',
	'"': '&quot;'
};

const mappingFn = c => ESCAPES[c];

export const escape = s =>
	String.prototype.replace.call(s, FROM, mappingFn);