Replace multiple spaces with a single space

JavaScript version
// Replace spaces, tabs and new line characters
const replaceSpaces = (str) => str.replace(/\s\s+/g, ' ');
// Only replace spaces
const replaceOnlySpaces = (str) => str.replace(/ +/g, ' ');
TypeScript version
const replaceSpaces = (str: string): string => str.replace(/\s\s+/g, ' ');
const replaceOnlySpaces = (str: string): string => str.replace(/ +/g, ' ');
Examples
replaceSpaces('this\n is \ta \rmessage'); // 'this is a message'