golang do.sh go.work helper script

do.sh

#!/usr/bin/env bash
set +eux

cd "$(dirname "$0")" || exit 1

which goimports > /dev/null || go install golang.org/x/tools/cmd/goimports@latest

cmd=$1
[ "$cmd" == "gen" ] && valid_cmd=true
[ "$cmd" == "fmt" ] && valid_cmd=true
[ "$cmd" == "tidy" ] && valid_cmd=true
[ "$cmd" == "lint" ] && valid_cmd=true
[ "$cmd" == "test" ] && valid_cmd=true

[ -z "$cmd" ] && echo "Usage: do.sh [gen|fmt|test|lint|tidy]" && exit 1
[ -n "$cmd" ] && [ -z "$valid_cmd" ] && echo "use [gen|fmt|test|lint|tidy] instead of $cmd" && exit 1

mapfile -t package_dirs < <(go list -f '{{.Dir}}' -m | xargs -L1 realpath --relative-to=. | sed 's|\(.*\)|\./\1/...|')
mapfile -t dirs < <(go list -f '{{.Dir}}' -m)

[ "$cmd" == "test" ] && echo "${package_dirs[@]}" | xargs -L1 go test | grep -v -e "no test" -e "cached"
[ "$cmd" == "lint" ] && echo "${package_dirs[@]}" | xargs -L1 golangci-lint run --fix

[ "$cmd" == "tidy" ] && echo "${dirs[@]}" | sed 's| |\n|gm' | sed 's|^\(.*\)$|env --chdir=\1 -S go mod tidy|' | xargs -I '{}' bash -c "{}"
[ "$cmd" == "tidy" ] && go work sync

[ "$cmd" == "fmt" ] && echo "${dirs[@]}" | sed 's| |\n|gm' | sed 's|^\(.*\)$|env --chdir=\1 -S goimports -w .|' | xargs -I '{}' bash -c "{}"
[ "$cmd" == "fmt" ] && echo "${dirs[@]}" | sed 's| |\n|gm' | sed 's|^\(.*\)$|env --chdir=\1 -S go fmt ./...|' | xargs -I '{}' bash -c "{}"
[ "$cmd" == "gen" ] && echo "${dirs[@]}" | sed 's| |\n|gm' | sed 's|^\(.*\)$|env --chdir=\1 -S go generate ./...|' | xargs -I '{}' bash -c "{}"