fabiospampinato / oby.js

Created February 28, 2022 08:29

	// src/batch.ts
	var Batch = class {
	constructor() {
	this.level = 0;
	this.registerUpdate = (observable2, value) => {
	if (!this.queue)
	return;
	this.queue.set(observable2, value);
	};
	this.wrap = (fn) => {

fabiospampinato / proxy_traps_experiments.ts

Created January 29, 2022 16:18

proxy_traps_experiments.ts


	/* IMPORT */

	import {SYMBOL} from './constants';
	import Observable from './observable';
	import {ObservableCallable} from './types';

	/* MAIN */

	// The most optimized way to make an Observable class callable

fabiospampinato / password_auth_e2ee.md

Last active January 9, 2022 06:38

Password-based Authentication & E2EE

Setup

fabiospampinato / numbox.tsx

Last active November 4, 2021 20:44

An attempt at having Preact components with Solid-like performance (while mounted).


	/* IMPORT */

	import _ from 'lodash';
	import {Text} from '~/components';
	import {Utils} from '~/lib';
	import {useRef, useClass} from '~/hooks';
	import {observable, computed, Component} from '~/view';
	import {Class, Styles} from './styles';
	import {Props} from './types';

fabiospampinato / cursed_base64.ts

Created September 21, 2021 13:23

Cursed base64 encoder.

	// It's the fastest pure-JS base64 encoder (that doesn't account for padding though) that I've found.
	// It's cursed because it takes ~2s to startup and 16MB of memory 😂

	const encoder = new TextEncoder ();

	const lookup = (() => {
	const alphabet = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'.split ( '' );
	const lookup = new Array ( 2 ** 24 );
	const mask1 = 0b11111100_00000000_00000000;
	const mask2 = 0b00000011_11110000_00000000;

fabiospampinato / fastest_escape_html.js

Created June 2, 2021 13:41

The fastest way to escape HTML strings known to me~~n~~, if you need to do so with JS and you are inside a browser.

	// Can you make this faster? Ping me.

	const escapeHtml = (function () {
	const serializer = new XMLSerializer ();
	const attr = document.createAttribute ( 'attr' );
	const re = /[&<>"]/;
	return function escapeHtml ( str ) {
	if ( !re.test ( str ) ) return str;
	attr.value = str;
	return serializer.serializeToString ( attr );

fabiospampinato / charCodeAt_vs_TextEncoder.js

Created May 27, 2021 13:45

charCodeAt vs TextEncoder benchmark

	const fs = require ( 'fs' );
	const content = fs.readFileSync ( 'War and Peace.md', 'utf-8' );

	const charCodesAt = new Array ( content.length );
	console.time('charCodeAt');
	for ( let i = 0, l = content.length; i < l; i++ ) {
	charCodesAt[i] = content.charCodeAt ( i );
	}
	console.timeEnd('charCodeAt');

fabiospampinato / build.js

Created May 23, 2021 20:21

Fast building + watching + starting + restarting. AKA how to throw TypeScript in the garbage bin for anything other than type-checking.


	/* IMPORT */

	const esbuild = require ( 'esbuild' );
	const {nodeExternalsPlugin} = require ( 'esbuild-node-externals' );
	const monex = require ( 'monex' );
	const path = require ( 'path' );
	const {color, parseArgv} = require ( 'specialist' );
	const Watcher = require ( 'watcher' );

fabiospampinato / bundle-bytes.sh

Created March 18, 2021 14:49

bundle-bytes.sh

	function bundle-bytes () {
	#FIXME: code-only bundles, for some reaon the "--external" flags aren't respected
	local full=`esbuild $@ --bundle --minify`;
	local full_min=`echo $full \| wc -c`;
	local full_gzip=`echo $full \| gzip \| wc -c`;
	local dependencies=`jq '.dependencies\|keys[]' package.json`;
	local dependencies_external=`echo $dependencies \| sed -e 's/^/--external:/' \| tr '\n' ' '`;
	local code=`esbuild $@ --bundle --minify $dependencies_external`;
	local code_min=`echo $code \| wc -c`;
	local code_gzip=`echo $code \| gzip \| wc -c`;

fabiospampinato / partial.ts

Created October 15, 2020 20:16

Partial, or total, mess

	function bundle-bytes () {
	#FIXME: code-only bundles, for some reaon the "--external" flags aren't respected
	local full=`esbuild $@ --bundle --minify`;
	local full_min=`echo $full \| wc -c`;
	local full_gzip=`echo $full \| gzip \| wc -c`;
	local dependencies=`jq '.dependencies\|keys[]' package.json`;
	local dependencies_external=`echo $dependencies \| sed -e 's/^/--external:/' \| tr '\n' ' '`;
	local code=`esbuild $@ --bundle --minify $dependencies_external`;
	local code_min=`echo $code \| wc -c`;
	local code_gzip=`echo $code \| gzip \| wc -c`;