var toString = require('../lang/toString');
var lowerCase = require('./lowerCase');
var upperCase = require('./upperCase');
    /**
     * UPPERCASE first char of each word.
     */
    function properCase(str){
        str = toString(str);
        return lowerCase(str).replace(/^\w|\s\w/g, upperCase);
    }

    module.exports = properCase;