Practice for creating node.js module. This module provides meaning-less feature which outputs hello message.
var hello = require('hello');
hello('en').say('Tom'); // => 'Hello, Tom!'
hello('ja').say('やまだ'); // => 'こんにちわ、やまださん!'
hello('en').say(); // => 'Hello, John Doe!'
hello('ja').say(); // => 'こんにちわ、名無しさん!'
hello('???').say(); // => 'Hello, John Doe!'
hello().say(); // => 'Hello, John Doe!'
Say hello message in given locale.
MIT