shikiml/shiki-scaffold.js

Markup mathematical formulae by ASCII-art

/**
 * shikiml
 *
 * Copyright (c) 2017 Yuichiro MORIGUCHI
 *
 * This software is released under the MIT License.
 * http://opensource.org/licenses/mit-license.php
 **/
var fs = require('fs'),
	readline = require('readline'),
	common = require('./shiki-common.js'),
	stream,
	reader,
	questions,
	setting,
	locale;

function endAction(setting) {
	var replaced,
		tmp;
	replaced = common.replaceTemplateFile("shiki-template.html", setting);
	fs.writeFileSync(setting.file, replaced);
	tmp = fs.readFileSync(__dirname + "/shiki.js", 'utf8');
	fs.writeFileSync("shiki." + common.version + ".js", tmp);
}

function giveQuestion(state) {
	var question = questions[state],
		text;
	text = question.question;
	if(question.def) {
		text += " [";
		text += question.def;
		text += "]";
	}
	text += ":";
	stream.question(text, function(answer) {
		var ans = answer ? answer : question.def,
			i,
			choice;
		for(i = 0; i < question.choice.length; i++) {
			choice = question.choice[i];
			if(choice.pattern === true || choice.pattern.test(ans)) {
				if(choice.action) {
					choice.action(ans, setting);
				}
				if(choice.to) {
					giveQuestion(choice.to);
				} else {
					endAction(setting);
					stream.close();
				}
				return;
			}
		}
	});
}

function scaffold(file, opt) {
	setting = opt ? opt : {};
	setting.setting = {};
	setting.version = common.version;
	setting.file = file;
	locale = "";
	stream = readline.createInterface({
		input: process.stdin,
 		output: process.stdout
	});
	giveQuestion("init");
}

questions = {
	"init": {
		question: "Do you use MathJax which cdnjs.cloudflare.com provides?",
		def: "y",
		choice: [
			{
				pattern: /^y(es?)?$/i,
				to: "version"
			},
			{
				pattern: true,
				to: "url"
			}
		]
	},
	"version": {
		question: "Please enter version of MathJax",
		def: "2.7.1",
		choice: [
			{
				pattern: true,
				action: function(input, setting) {
					setting.setting.url = "https://cdnjs.cloudflare.com/ajax/libs/mathjax/" +
						input +
						"/MathJax.js?config=TeX-MML-AM_CHTML";
				},
				to: "multibyte"
			}
		]
	},
	"url": {
		question: "Please enter the URL of MathJax",
		def: "",
		choice: [
			{
				pattern: true,
				action: function(input, setting) {
					setting.setting.url = input;
				},
				to: "multibyte"
			}
		]
	},
	"multibyte": {
		question: "Do you use some Unicode characters as 2 characters width?",
		def: "y",
		choice: [
			{
				pattern: /^y(es?)?$/i,
				action: function(input, setting) {
					setting.setting.greekBytes = setting.setting.mathBytes = 2;
				},
				to: null
			},
			{
				pattern: true,
				action: function(input, setting) {
					setting.setting.greekBytes = setting.setting.mathBytes = 1;
				},
				to: null
			}
		]
	}
};

module.exports.scaffold = scaffold;