check for 'go generate' missing ErrCounts #721

	name: Go

	on:
	pull_request:
	branches:
	- main
	- master

	push:
	branches:
	- main
	- master

	jobs:
	build:
	name: Lint checks Go ${{ matrix.go-version }}
	runs-on: ubuntu-latest
	strategy:
	matrix:
	go-version: [1.21.x]
	steps:
	- name: Set up Go ${{ matrix.go-version }}
	uses: actions/setup-go@v1
	with:
	go-version: ${{ matrix.go-version }}
	id: go

	- name: Check out code into the Go module directory
	uses: actions/checkout@v1

	- name: Build
	run: \|
	curl -sfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh \| sh -s -- -b $(go env GOPATH)/bin
	$(go env GOPATH)/bin/golangci-lint run --config ./.golangci.yml
	go vet ./...
	go install -v github.com/tinylib/msgp@latest
	go install -v golang.org/x/tools/cmd/stringer@latest
	go generate ./... >/dev/null
	(! git diff --name-only \| grep '_gen.go$$') \|\| (echo "Non-committed changes in auto-generated code is detected, please commit them to proceed." && false)

	test:
	name: Testing Go ${{ matrix.go-version }} on ${{ matrix.os }}
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	go-version: [1.21.x]
	os: [ubuntu-latest, windows-latest, macos-latest]
	steps:
	- name: Set up Go ${{ matrix.go-version }} on ${{ matrix.os }}
	uses: actions/setup-go@v1
	with:
	go-version: ${{ matrix.go-version }}
	id: go

	- name: Check out code into the Go module directory
	uses: actions/checkout@v1

	- name: Test on ${{ matrix.os }}
	if: matrix.os == 'ubuntu-latest'
	run: \|
	go test -v -race ./...
	GOARCH=386 GOOS=linux go test -v ./...

	- name: Test on ${{ matrix.os }}
	if: matrix.os != 'ubuntu-latest'
	run: \|
	go test -v -race ./...

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