refactor: rewrite with typescript
ikatyang
parent
277d9e143e
commit
e33fa33e1e
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@ -1,5 +1,5 @@
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{
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"name": "emoji-cheat-sheet-generator",
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"name": "emoji-cheat-sheet",
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"version": "0.0.0-dev",
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"private": true,
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"author": "ikatyang",
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@ -7,6 +7,7 @@
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"homepage": "https://github.com/ikatyang/emoji-cheat-sheet",
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"repository": "https://github.com/ikatyang/emoji-cheat-sheet/tree/generator",
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"scripts": {
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"lint": "tslint -p ./tsconfig.json",
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"generate": "node ./scripts/generate.js"
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},
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"dependencies": {
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@ -16,6 +17,7 @@
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"devDependencies": {
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"@types/cheerio": "0.22.2",
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"@types/jest": "20.0.2",
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"@types/node": "8.0.13",
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"@types/request": "0.0.47",
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"jest": "20.0.4",
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"jest-playback": "1.0.0",
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@ -0,0 +1,157 @@
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import $ = require('cheerio');
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import request = require('request');
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// tslint:disable-next-line:no-var-requires
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const package_json = require('../package.json');
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const repo_name = package_json.name;
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const repo_author = package_json.author;
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const uncategorized = 'Uncategorized';
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const api_url = 'https://api.github.com/emojis';
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const sheet_url = 'http://www.emoji-cheat-sheet.com';
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const travis_repo_url = `https://travis-ci.org/${repo_author}/${repo_name}`;
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const travis_badge_url = `https://travis-ci.org/${repo_author}/${repo_name}.svg?branch=master`;
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const url_descriptions = [
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['GitHub Emoji API', api_url],
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['Emoji Cheat Sheet', sheet_url],
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].map(([site_name, site_url]) => `[${site_name}](${site_url})`).join(' and ');
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// tslint:disable-next-line:max-line-length
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const description = `This cheat sheet is automatically generated from ${url_descriptions}`;
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const toc_name = 'Table of Contents';
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const top_name = 'top';
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const top_href = '#table-of-contents';
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const column_divisions = 2;
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type Url = string;
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export interface Urls {
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[site_name: string]: Url;
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}
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export interface EmojiTable {
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[category: string]: string[];
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}
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export async function create_cheat_sheet() {
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const api_html = await get_html(api_url);
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const sheet_html = await get_html(sheet_url);
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const api_emojis = Object.keys(JSON.parse(api_html));
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const emoji_table: EmojiTable = {};
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const $html = $.load(sheet_html).root();
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$html.find('h2').each((_outer_index, category_element) => {
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const emojis: string[] = [];
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const category = $(category_element).text();
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$html.find(`#emoji-${category.toLowerCase()} li .name`).each((_inner_index, emoji_element) => {
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const emoji = $(emoji_element).text();
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const index = api_emojis.indexOf(emoji);
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if (index !== -1) {
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api_emojis.splice(index, 1);
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emojis.push(emoji);
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}
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});
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emoji_table[category] = emojis;
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});
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if (api_emojis.length > 0) {
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emoji_table[uncategorized] = api_emojis;
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}
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return create_table(emoji_table);
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}
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function create_table(emoji_table: EmojiTable) {
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const categories = Object.keys(emoji_table);
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return format(`
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# ${repo_name}
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[](${travis_repo_url})
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${description}
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## ${toc_name}
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${categories.map(category => `- [${category}](#${category.toLowerCase()})`).join('\n')}
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${
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categories.map(category => {
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const emojis = emoji_table[category];
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return format(`
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### ${category}
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${create_table_head()}
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${create_table_content(emojis)}
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`);
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}).join(('\n').repeat(2))
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}
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`);
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}
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function create_table_content(emojis: string[]) {
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let table_content = '';
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for (let i = 0; i < emojis.length; i += column_divisions) {
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const row_emojis = emojis.slice(i, i + column_divisions);
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while (row_emojis.length < column_divisions) {
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row_emojis.push('');
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}
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table_content += `${format(`
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| [${top_name}](${top_href}) |${
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row_emojis.map(
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emoji => emoji.length !== 0
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? ` :${emoji}: | \`:${emoji}:\` `
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: ' | ',
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).join(' | ')
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}|
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`)}\n`;
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}
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return table_content;
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}
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function create_table_head() {
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return format(`
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| |${(' ico | emoji |').repeat(column_divisions)}
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| - |${(' --- | ----- |').repeat(column_divisions)}
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`);
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}
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function format(str: string) {
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return str.trim().replace(/^ +/mg, '');
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}
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async function get_html(url: string) {
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return new Promise<string>((resolve, reject) => {
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const options = {url};
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if (url === api_url) {
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Object.assign(options, {
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headers: {'User-Agent': 'https://github.com/ikatyang/emoji-cheat-sheet'},
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});
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}
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request.get(options, (error, response, html) => {
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if (error || response.statusCode !== 200) {
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const error_message = Boolean(error)
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? error
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: `Unexpected response status code: ${response.statusCode}`;
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reject(error_message);
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} else {
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resolve(html);
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}
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});
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});
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}
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@ -1,65 +0,0 @@
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#!/bin/env node
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const fs = require('fs');
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const path = require('path');
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const $ = require('cheerio');
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const request = require('request');
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const markdown = require('./markdown');
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const title = 'emoji-cheat-sheet';
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const apiUrl = 'https://api.github.com/emojis';
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const sheetUrl = 'http://www.emoji-cheat-sheet.com';
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const outDir = path.resolve(process.cwd(), './generated');
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const outFile = path.join(outDir, 'README.md');
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const columnDivisions = 2;
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const getHTML = (url) => new Promise((resolve, reject) => {
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const options = { url };
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if (url === apiUrl) {
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Object.assign(options, {
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headers: { 'User-Agent': 'https://github.com/ikatyang/emoji-cheat-sheet' },
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});
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}
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request.get(options, (error, response, html) => {
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if (error || response.statusCode !== 200) {
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reject(error || `Unexpected response status code: ${response.statusCode}`);
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} else {
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resolve(html);
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}
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});
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});
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Promise.all([getHTML(apiUrl), getHTML(sheetUrl)]).then(([apiHTML, sheetHTML]) => {
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const apiEmojis = Object.keys(JSON.parse(apiHTML));
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const emojiTable = {};
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const $html = $.load(sheetHTML).root();
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$html.find('h2').each((_, categoryElement) => {
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const emojis = [];
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const category = $(categoryElement).text();
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$html.find(`#emoji-${category.toLowerCase()} li .name`).each((_, emojiElement) => {
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const emoji = $(emojiElement).text();
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const index = apiEmojis.indexOf(emoji);
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if (index !== -1) {
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apiEmojis.splice(index, 1);
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emojis.push(emoji);
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}
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});
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emojiTable[category] = emojis;
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});
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if (apiEmojis.length > 0) {
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emojiTable['Uncategorized'] = apiEmojis;
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}
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if (fs.existsSync(outDir)) {
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if (!fs.statSync(outDir).isDirectory()) {
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throw `OutDir '${outDir}' should be a directory.`;
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}
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} else {
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fs.mkdirSync(outDir);
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}
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fs.writeFileSync(outFile, markdown.create({
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'GitHub Emoji API': apiUrl,
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'Emoji Cheat Sheet': sheetUrl,
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}, title, emojiTable, columnDivisions));
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});
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@ -1,60 +0,0 @@
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const format = str => str.trim().replace(/^ +/mg, '');
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module.exports = class Markdown {
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static create(urls, title, emojiTable, columnDivisions) {
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const categories = Object.keys(emojiTable);
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const urlDescriptions = Object.keys(urls).map((site) => `[${site}](${urls[site]})`).join(' and ');
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return format(`
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# ${title}
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[](https://travis-ci.org/ikatyang/emoji-cheat-sheet)
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This cheat sheet is auto-generated from ${urlDescriptions} using [emoji-cheat-sheet-generator](https://github.com/ikatyang/emoji-cheat-sheet/tree/generator).
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## Table of Contents
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${categories.map(category => `- [${category}](#${category.toLowerCase()})`).join('\n')}
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${
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categories.map(category => {
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const emojis = emojiTable[category];
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return format(`
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### ${category}
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${this.createTable(emojis, columnDivisions)}
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`);
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}).join(('\n').repeat(2))
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}
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`);
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}
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static createTableHead(columnDivisions) {
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return format(`
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| |${(' ico | emoji |').repeat(columnDivisions)}
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| - |${(' --- | ----- |').repeat(columnDivisions)}
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`);
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}
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static createTable(emojis, columnDivisions) {
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let table = this.createTableHead(columnDivisions) + '\n';
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for (let i = 0; i < emojis.length; i += columnDivisions) {
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const rowEmojis = emojis.slice(i, i + columnDivisions);
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while (rowEmojis.length < columnDivisions)
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rowEmojis.push('');
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table += format(`
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| [top](#table-of-contents) |${rowEmojis.map((emoji) => emoji ? ` :${emoji}: | \`:${emoji}:\` ` : ' | ').join(' | ')}|
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`) + '\n';
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}
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return table;
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}
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};
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@ -47,7 +47,7 @@
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version "20.0.2"
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resolved "https://registry.yarnpkg.com/@types/jest/-/jest-20.0.2.tgz#86c751121fb53dbd39bb1a08c45083da13f2dc67"
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"@types/node@*":
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"@types/node@*", "@types/node@8.0.13":
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version "8.0.13"
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resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.13.tgz#530f0f9254209b0335bf5cc6387822594ef47093"
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