chore(bin): add pretty table summary; (#13)

- mostly lifted from `lukeed/bundt` and `lukeed/freshie`

bin/esbuild.js

@@ -7,7 +7,6 @@ const options = {
 	treeShaking: true,
 	minifySyntax: true,
 	minifyIdentifiers: true,
-	logLevel: 'info', // summary
 }
 
 /**

bin/format.js

@@ -0,0 +1,70 @@
+// @see https://github.com/lukeed/bundt/blob/master/index.js
+const { white, cyan, dim } = require('kleur');
+const { readFileSync } = require('fs');
+const { normalize } = require('path');
+const { gzipSync } = require('zlib');
+
+const _ = ' ';
+const UNITS = ['B ', 'kB', 'MB', 'GB'];
+const lpad = (str, max) => _.repeat(max - str.length) + str;
+const rpad = (str, max) => str + _.repeat(max - str.length);
+const th = dim().bold().italic().underline;
+
+function size(val=0) {
+	if (val < 1e3) return `${val} ${UNITS[0]}`;
+	let exp = Math.min(Math.floor(Math.log10(val) / 3), UNITS.length - 1) || 1;
+	let out = (val / Math.pow(1e3, exp)).toPrecision(3);
+	let idx = out.indexOf('.');
+	if (idx === -1) {
+		out += '.00';
+	} else if (out.length - idx - 1 !== 2) {
+		out = (out + '00').substring(0, idx + 3); // 2 + 1 for 0-based
+	}
+	return out + ' ' + UNITS[exp];
+}
+
+/** @type {string[]} */
+const FILELIST = [];
+
+/**
+ * @param {string} file
+ * @returns {string}
+ */
+exports.save = function (file) {
+	file = normalize(file);
+	return FILELIST.push(file) && file;
+}
+
+/** @returns {void} */
+exports.table = function () {
+	let f=8, s=8, g=6;
+	let out='', data, tmp;
+	let G1 = _+_, G2 = G1+G1;
+
+	let arr = FILELIST.sort().map(fname => {
+		data = readFileSync(fname);
+
+		tmp = {
+			file: fname,
+			size: size(data.byteLength),
+			gzip: size(gzipSync(data).byteLength)
+		};
+
+		f = Math.max(f, tmp.file.length);
+		s = Math.max(s, tmp.size.length);
+		g = Math.max(g, tmp.gzip.length);
+
+		return tmp;
+	});
+
+	f += 2; // underline extension
+
+	out += G1 + th(rpad('Filename', f)) + G2 + th(lpad('Filesize', s)) + G1 + dim().bold().italic(lpad('(gzip)', g));
+
+	arr.forEach((obj, idx) => {
+		if (idx && idx % 2 === 0) out += '\n';
+		out += ('\n' + G1 + white(rpad(obj.file, f)) + G2 + cyan(lpad(obj.size, s)) + G1 + dim().italic(lpad(obj.gzip, g)));
+	});
+
+	console.log('\n' + out + '\n');
+}

bin/index.js

@@ -1,34 +1,35 @@
 const { parse, format } = require('path');
 const { copyFileSync, existsSync } = require('fs');
+const { save, table } = require('./format');
 const pkg = require('../package.json');
 const esbuild = require('./esbuild');
 
 const externals = ['worktop', ...Object.keys(pkg.dependencies)];
 
 /**
- * @TODO print sizes
  * @param {string} input
  * @param {string} output
  */
 async function bundle(input, output) {
-	await esbuild.build(input, output, externals);
+	await esbuild.build(input, save(output), externals);
 
 	let dts = input.replace(/\.[mc]?[tj]s$/, '.d.ts');
 	if (!existsSync(dts)) return console.warn('Missing "%s" file!', dts),process.exitCode=1;
 
 	let info = parse(input);
 	info.base = 'index.d.ts';
 	info.dir = info.name;
-
-	copyFileSync(dts, format(info));
+	copyFileSync(dts, save(format(info)));
 }
 
 /**
  * init
  */
-bundle('src/router.ts', pkg.exports['.']);
-bundle('src/cache.ts', pkg.exports['./cache']);
-bundle('src/request.ts', pkg.exports['./request']);
-bundle('src/response.ts', pkg.exports['./response']);
-bundle('src/utils.ts', pkg.exports['./utils']);
-bundle('src/kv.ts', pkg.exports['./kv']);
+Promise.all([
+	bundle('src/router.ts', pkg.exports['.']),
+	bundle('src/cache.ts', pkg.exports['./cache']),
+	bundle('src/request.ts', pkg.exports['./request']),
+	bundle('src/response.ts', pkg.exports['./response']),
+	bundle('src/utils.ts', pkg.exports['./utils']),
+	bundle('src/kv.ts', pkg.exports['./kv']),
+]).then(table);

package.json

@@ -42,6 +42,7 @@
   "devDependencies": {
     "@types/node": "14.14.34",
     "is-uuid": "1.0.2",
+    "kleur": "4.1.4",
     "typescript": "4.2.3",
     "uvu": "0.5.1"
   },