nilsmehlhorn’s gists

nilsmehlhorn / AndroidManifest.xml

Last active November 16, 2019 13:46

Android push notifications with EddyVerbruggen/nativescript-plugin-firebase

	<?xml version="1.0" encoding="utf-8"?>
	<manifest xmlns:android="http://schemas.android.com/apk/res/android"
	package="__PACKAGE__"
	android:versionCode="1"
	android:versionName="1.0">

	<supports-screens
	android:smallScreens="true"
	android:normalScreens="true"
	android:largeScreens="true"

nilsmehlhorn / 0-throw-for-codes.ts

Last active March 17, 2020 13:51

RxJS operator for throwing semantic errors for certain HTTP status codes (now part of ngx-operators)

	import { Observable, throwError } from 'rxjs'
	import { catchError } from 'rxjs/operators'
	import { HttpErrorResponse } from '@angular/common/http'

	export const throwForCodes = (codeErrors: Array<[number, () => Error]>) => {
	const mappedCodeErrors = new Map(codeErrors)
	return <T>(source: Observable<T>) =>
	source.pipe(catchError(error => {
	if (error instanceof HttpErrorResponse) {
	const mappedErrorFn = mappedCodeErrors.get(error.status)

nilsmehlhorn / operators.ts

Last active February 17, 2020 02:53

Miscellaneous RxJs Operators

	import {filter, map, shareReplay, catchError} from 'rxjs/operators'
	import {Observable, Subject, throwError, defer} from 'rxjs'
	import {Option} from 'fp-ts/lib/Option'
	import {HttpErrorResponse} from '@angular/common/http'
	import {HttpStatus} from 'http-status-codes'

	/**
	* Deserializes plain object to class instance.
	*
	* @param ClassType class to instantiate

nilsmehlhorn / index.js

Last active March 20, 2022 00:31

Firebase Cloud Function: Thumbnail Generator (Serverless)

	const { join, dirname } = require('path')
	const sharp = require('sharp')
	const { Storage } = require('@google-cloud/storage')
	const { promisify } = require('util')
	const pump = promisify(require('pump'))

	const gcs = new Storage()
	const SIZE = 128
	const PREFIX = 'thumb@'

nilsmehlhorn / matcher.ts

Last active January 31, 2020 17:31

Small and configurable full-text search on objects in TypeScript

	export type Matcher<T> = (query: string) => T[];

	export type ValueProject<T> = (target: T) => Array<string \| number>;

	export type MatcherFactory = <T>(targets: T[], project: ValueProject<T>) => Matcher<T>;

	export const defaultProject = <T>(target: T) => Object.values(target);

	const isMatchable = prop => typeof prop == 'number' \|\| typeof prop == 'string'

nilsmehlhorn / observe.directive.spec.ts

Last active October 11, 2022 19:41

Angular Structural Directive for Handling Observables Better than NgIf & AsyncPipe

	import {Component, DebugElement} from '@angular/core';
	import {ComponentFixture, TestBed} from '@angular/core/testing';
	import {By} from '@angular/platform-browser';
	import {ObserveDirective} from './observe.directive';
	import {BehaviorSubject, Observable, of, throwError} from 'rxjs';

	@Component({
	selector: 'test-component',
	template: `
	<span id="next-value" *observe="value$ as value; before loading; error error;">

nilsmehlhorn / variables.scss

Created February 20, 2020 15:00

Variables for (S)CSS MediaQueries on Material breakpoints

Nils Mehlhorn nilsmehlhorn