acomagu’s gists

acomagu / chan.ts

Created February 4, 2025 09:35

Simple channel with async generator for TypeScript(without buffers)

	function chan<T>() {
	let p = Promise.withResolvers<T>();

	async function* gen() {
	while (true) {
	let v;
	try {
	v = await p.promise;
	} catch {
	return;

acomagu / setup-squid-on-ec2.sh

Created November 18, 2024 11:50

EC2(AmazonLinux) Userdata to setup Squid server

	sudo yum update -y
	sudo yum install -y squid

	sudo cat <<EOL > /etc/squid/squid.conf
	auth_param basic program /usr/lib64/squid/basic_ncsa_auth /etc/squid/passwd
	auth_param basic realm proxy
	auth_param basic children 5

	acl HTTP_ports port 443
	acl HTTP_ports port 80

acomagu / cred.ts

Last active December 5, 2023 09:06

The Demo of Stripe Embedded Checkout

	import * as toml from 'https://deno.land/[email protected]/toml/mod.ts';

	async function getStripeConfig() {
	const { stdout } = await new Deno.Command('stripe', {
	args: ['config', '--list'],
	stderr: 'inherit',
	}).output();

	return toml.parse(new TextDecoder().decode(stdout)) as any;
	}

acomagu / memoize.ts

Created October 28, 2023 09:22

TypeScript generic recursive memoization

	function memoize<Args extends unknown[], R>(f: (...args: Args) => R): (...args: Args) => R {
	const cache = new Map();
	let retCache: { value: R } \| undefined;
	return (...args: Args): R => {
	if (args.length > 0) {
	if (!cache.has(args[0])) {
	cache.set(args[0], memoize((...restArgs) => (f as any)(args[0], ...restArgs)));
	}
	return cache.get(args[0])(...args.slice(1));
	}

acomagu / gist:ebe883e861a36e3e95b0180e6e7c3b19

Created September 30, 2023 08:51

Get Schema SDL from Remote GraphQL API

	import graphql from 'graphql';

	const resp = await fetch(url, { method: 'POST', body: JSON.stringify({ query: graphql.getIntrospectionQuery() }), headers: { 'content-type': 'application/json' } });
	const introspectionResult = await resp.json();
	const schema = graphql.buildClientSchema(introspectionResult.data);
	const sdl = graphql.printSchema(schema);

acomagu / keystone6-translated-text-field.ts

Last active June 8, 2023 12:25

	import { list } from '@keystone-6/core';
	import { graphql } from '@keystone-6/core';
	import { allowAll } from '@keystone-6/core/access';
	import { checkbox, relationship, text, timestamp } from '@keystone-6/core/fields';
	import { select } from '@keystone-6/core/fields';
	import { BaseListTypeInfo, CommonFieldConfig, FieldTypeFunc, fieldType } from '@keystone-6/core/types';

	interface TranslatedFieldConfig<
	ListTypeInfo extends BaseListTypeInfo,
	LanguageTag extends string,

acomagu / index.js

Created February 16, 2023 10:34

JavaScript: Log all HTTP request/response and patch console.log to send log to external API

	const fetch = require('node-fetch');
	const util = require('util');

	util.inspect.defaultOptions.depth = null;
	console.log = (...args) => {
	return fetch('https://webhook.site/XXXXX', {
	method: 'POST',
	body: util.format(...args),
	});
	};

acomagu / auth-directive.ts

Created February 5, 2022 11:40

@auth(role: ...) GraphQL directive implementation in TypeScript.

	import { mapSchema, getDirective, MapperKind } from '@graphql-tools/utils';
	import { defaultFieldResolver, GraphQLError, GraphQLFieldResolver, GraphQLSchema } from 'graphql';

	function wrapField<Field extends { resolve?: GraphQLFieldResolver<any, any> }>(field: Field, authDirective: Record<string, any>) {
	const { resolve = defaultFieldResolver } = field;
	field.resolve = (src, args, ctx, info) => {
	if (ctx.role !== authDirective.role) throw new GraphQLError(`${authDirective.role} role is needed but your role is ${ctx.role}.`);
	return resolve(src, args, ctx, info);
	};

acomagu / encrypt-with-github-key.sh

Last active March 31, 2021 09:40

Script to encrypt/decrypt short message with the SSH public key on GitHub.

echo abc | openssl rsautl -encrypt -pubin -inkey <(ssh-keygen -f <(curl https://github.com/acomagu.keys) -e -m PKCS8) | openssl rsautl -decrypt -inkey ~/.ssh/id_rsa

acomagu / raraya-submit-demo.html

Created January 22, 2021 02:14

	<!DOCTYPE html>
	<body>
	<form method="POST" action="https://raraya:Qm3VMV7pgnAgNch2WzqWYN5kDVNLGmiNCk6nihwc8U4KwEKSmd@shop-stage.raraya.co.jp/external/ordermadeparts.php">
	<input type="hidden" name="apiKey" value="ZWJcQYnhM9YNS4OiVcphyDmEtNGr8rKv4qgEUKdDxGZ1WEzBnc" />
	<input type="hidden" name="a" value="1" />
	<input type="hidden" name="b" value="1" />
	<input type="hidden" name="c" value="1" />
	<input type="hidden" name="d" value="1" />
	<input type="hidden" name="e" value="1" />
	<input type="hidden" name="f" value="1" />

Yuki Ito acomagu