Will Wen Gunn iwillwen

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Geek not Nerd, Photographer, FPS & RTS & MOBA Player. JS & Go & Data Science

iwillwen / LabeledEnumType.ts

Last active June 14, 2022 09:38

	export class LabeledEnumType<T = number> {
	private value: T;
	private label: string;
	private props: Map<string, unknown> = new Map<string, unknown>();

	constructor(value: T, label: string, props: Record<string, unknown> = {}) {
	this.value = value;
	this.label = label;

	for (const key of Object.keys(props)) {

iwillwen / int.ts

Last active October 26, 2021 20:00

	type Zero = {
	isZero: true;
	};

	type Int = Zero \| { prev: Int; isZero: false };

	type IncrOne<T extends Int> = {
	prev: T;
	isZero: false;
	};

iwillwen / typed-vuex.ts

Created August 6, 2019 07:51

	import * as Vuex from 'vuex'

	type GettersOption<S> = { [key: string]: (state: S) => unknown }

	type Store<S, M, A, G extends GettersOption<S>> = {
	state: S
	mutations: M
	actions: A
	getters: { [key in keyof G]: ReturnType<G[key]> }
	}

iwillwen / typed-vuex.ts

Created August 6, 2019 07:51

	import * as Vuex from 'vuex'

	type GettersOption<S> = { [key: string]: (state: S) => unknown }

	type Store<S, M, A, G extends GettersOption<S>> = {
	state: S
	mutations: M
	actions: A
	getters: { [key in keyof G]: ReturnType<G[key]> }
	}

iwillwen / types.ts

Created August 5, 2019 16:01

TypeScript ImferredOptionType

	interface Options {
	type: "boolean" \| "number" \| "string" \| "array";
	}

	type InferredOptionType<O extends Options> =
	O extends { type: "array" } ? Array<string \| number> :
	O extends { type: "boolean" } ? boolean :
	O extends { type: "number" } ? number :
	O extends { type: "string" } ? string :
	unknown;

iwillwen / co.js

Last active November 24, 2016 10:15

A simple version of co

	/**
	* A simple co
	* @param {Function} fn Generator Function
	* @return {Function} callback
	*/
	function co(fn) {
	return function(done) {
	done = done \|\| function() {};

	var gen = fn();

iwillwen / app.js

Last active December 30, 2015 19:08

webjs example

	var web = require('webjs');
	var redis = require('redis');

	var client = redis.createClient();

	// webjs style
	web.run(process.argv[2] \|\| 8080)
	.config({
	'views': __dirname + '/views',
	'view engine': 'ejs', // jade, etc.

iwillwen / jsdata.js

Created July 26, 2011 06:37

A micro blog powered by Node.js with Web.js and JSData.js