k2wanko

// I have confirmed to the point of using Firestore from AWS Lambda (node v18).
import admin from 'firebase-admin'; // version 11.10.1
import { Credential } from 'firebase-admin/app';
import { ComputeEngineCredential } from '../node_modules/firebase-admin/lib/app/credential-internal.js';
import { ExternalAccountClient } from 'google-auth-library'; // version 9.0.0
import fs from 'fs/promises';

export class ExternalAccountCredential
  extends ComputeEngineCredential // Inherits this class because it is verified to be an internal class at Firestore initialization.
  implements Credential

k2wanko

import {
  Receiver,
  ReceiverEvent,
  ReceiverAckTimeoutError,
  ExpressReceiverOptions,
} from '@slack/bolt'
import { ConsoleLogger } from '@slack/logger'
import { verifySignatureAndParseBody } from '@slack/bolt/dist/ExpressReceiver'
import express, { Application, RequestHandler, Request, Response, NextFunction } from 'express'
import axios from 'axios'

k2wanko

$ reviewdog -reporter=github-pr-check
reviewdog: status=401: The access token not provided. Get token from https://reviewdog.app/gh/line/line-bot-sdk-go

The command "reviewdog -reporter=github-pr-check" exited with 1.

k2wanko

#!/bin/bash
# Require: $ gcloud components install app-engine-go

gcloud="$(which gcloud)"
[ -L "$gcloud" ] && gcloud="$(readlink "$gcloud")"
appdir="$(dirname "$(dirname "$gcloud")")"
goapp="${appdir}/platform/google_appengine/goapp"
if ! [ -f "$goapp" ]; then
  echo "goapp is not in the Google Cloud SDK libraries." >&2
  echo "Hint: try running this command:" >&2

k2wanko

研修を踏まえてよかったこと、こうした方がいいと思うこと

- Heroku使ってたのはよかった
 - 理想は好きなPaaSを選べるといいと思うので事前にヒアリングしてほしかった。
- BOTを消すのはよくなかった。
 - 親や友達に自慢できるよう持って帰れるBOTがよさそう。

k2wanko

package linebot

import (
	"encoding/base64"
	"encoding/json"
	"net/http"
	"net/url"
	"os"

	"golang.org/x/net/context"

k2wanko

package main

import (
	"bufio"
	"bytes"
	"fmt"
	"net/url"

	"github.com/sergi/go-diff/diffmatchpatch"
)

k2wanko

$ GOMAXPROCS=1 GOROOT=~/src/github.com/golang/go go test -bench  .
testing: warning: no tests to run
BenchmarkSort  	   30000	     57616 ns/op
BenchmarkSlice 	   30000	     43650 ns/op
PASS
ok  	github.com/k2wanko/sort-bench	38.994s

$ GOMAXPROCS=1 GOROOT=~/src/github.com/golang/go go test -bench . -benchmem
testing: warning: no tests to run
BenchmarkSort  	   20000	     62222 ns/op	      32 B/op	       1 allocs/op

k2wanko

append
https://play.golang.org/p/5GEE7D2e8L

copy
https://play.golang.org/p/toSjy-DiEL

cut
https://play.golang.org/p/ebi-Idf-n-

delete

k2wanko

//usr/bin/env go run $0 $@ ; exit

package main

import "fmt"

func main() {
	fmt.Print("Hello")
}