janwirth’s gists

janwirth / Error

Last active March 15, 2020 10:41

doc for https://github.com/elm-explorations/benchmark/issues/19

	❯ elm make src/Benchmark.elm
	Compiling ...
	Success!
	-- ERROR -----------------------------------------------------------------------

	I ran into something that bypassed the normal error reporting process! I
	extracted whatever information I could from the internal error:

	> Error from `Benchmark` should have been reported already.
	> CallStack (from HasCallStack):

janwirth / gist:c43ea111f77fea4bfe2bda30c50db2fd

Created February 13, 2020 14:02

Notes on Elm

	Codec libary
	- code generation in your IDE
	- encoder/decoder pairs for 50% simpler code structure
	- codec-independent (codec adapters for JSON, protobuf, cap'n'proto)
	- interactive debugger

janwirth / RemoteData.d.ts

Last active January 6, 2020 06:22

JS Remote Data Type with Typescript Typings

	// Example: RemoteData<HttpError, VehicleList>
	export type RemoteData<E, D> = NotAsked \| Loading \| Failure<E> \| Success<D>;

	// Example: RemoteDataMatchers<HttpError, VehicleList>
	export interface RemoteDataMatchers<E, D, R> {
	NotAsked: () => R;
	Loading: () => R;
	Failure: (E) => R;
	Success: (D) => R;
	}

janwirth / Result.d.ts

Last active January 6, 2020 06:22

JS Result Data Type with Typescript Typings

	/**
	* An either type with more specific semantics
	*/
	type Result<O, E> = Ok<O> \| Err<E>;

	interface Ok<O> {
	type: "Ok";
	value: O;
	}

janwirth / router.js

Created January 6, 2020 06:19

hyperapp router

	import { fx } from "./utils/utils-fx.js";

	/**
	* Give it your handlers for url and it will reward you with an installation FX and a pushUrl function to update the history
	* @param {{onLinkClicked: (url: URL) => any, onUrlChanged: (url: URL) => any}} handlers
	* returns [any, (url: URL) => any]
	*/
	export const install = handlers => {
	// bake the function manually pushing a new entry into the user's browser history
	const pushUrl = fx((dispatch, url) => {

janwirth / checkboxes.md

Created November 28, 2019 15:22 — forked from pchaigno/checkboxes.md

Task	Time required	Assigned to	Current Status	Finished
Calendar Cache	> 5 hours	@georgehrke	in progress	- [x] ok?
Object Cache	> 5 hours	@georgehrke	in progress	[x] item1 [ ] item2
Object Cache	> 5 hours	@georgehrke	in progress	item1 item2
Object Cache	> 5 hours	@georgehrke	in progress
Object Cache	> 5 hours	@georgehrke	in progress	item1 item2

janwirth / blans.html

Created October 31, 2019 18:13

Hyperapp test app

	<!DOCTYPE html>
	<html lang="en">
	<head>
	<script type="module">
	import { h, app } from "https://unpkg.com/hyperapp"
	import {Http} from "https:/unpkg.com/hyperapp-fx@next?module"
	const GotCats = (state, [cat]) => {
	console.log(cat)
	return {catPicture : cat.url, situation : "cat"}
	}

janwirth / curry.md

Last active August 29, 2019 09:04

Curry Rezept

-- alle angaben geschätzt --

janwirth / gist:225d8c439543d598f60aa78be4d3b5f9

Created August 15, 2019 17:40

corporate elm

	"devDependencies": {
	"create-elm-app": "^3.0.6",
	"elm-analyse": "^0.16.4",
	"elm-format": "^0.8.1",
	"elm-i18n": "^1.0.2",
	"elm-impfix": "^1.0.8"
	},
	"scripts": {
	"start": "npm run i18n-ensure; elm-app start",
	"build": "npm run i18n-ensure; elm-app build",

janwirth / intersection-observable.js

Created August 10, 2019 13:36

	class Intersector extends HTMLElement {
	constructor() {
	super();
	const threshold = 0;
	var options = {
	root: this.parentElement,
	rootMargin: "-40% 0% -59%",
	threshold: [threshold]
	};