feat: add shfmt step to GitHub Actions workflow for code formatting

.github/workflows/test.yaml

@@ -4,17 +4,17 @@ on:
   push:
     branches: [master]
     paths:
-        - ".github/workflows"
-        - "home/**"
-        - "install/**"
-        - "tests/**"
+      - ".github/workflows/**"
+      - "home/**"
+      - "install/**"
+      - "tests/**"
   pull_request:
     branches: [master]
     paths:
-        - ".github/workflows"
-        - "home/**"
-        - "install/**"
-        - "tests/**"
+      - ".github/workflows/**"
+      - "home/**"
+      - "install/**"
+      - "tests/**"
 
 jobs:
   test:
@@ -51,6 +51,11 @@ jobs:
             exit 1
           fi
 
+      - name: Run `shfmt`
+        uses: reviewdog/action-shfmt@v1
+        with:
+          shfmt_flags: -i 4 -sr -d
+
       - name: Run unit test
         run: |
           ./scripts/run_unit_test.sh

home/dot_bash/server/bashrc

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 if [ "$TERM" = "dumb" ]; then
-	echo -n
+    echo -n
 else
-	command -v zsh > /dev/null && exec zsh
+    command -v zsh > /dev/null && exec zsh
 fi

home/dot_local/bin/client/executable_connect-hosei-vpn

@@ -4,11 +4,11 @@ readonly HOSEI_VPN_CREDENTIAL_JSON="${HOSEI_VPN_CREDENTIAL_JSON:-${HOME%/}/.conf
 readonly HOSEI_VPN_HOST="vpn.hosei.ac.jp"
 
 function get-username() {
-    jq <"${HOSEI_VPN_CREDENTIAL_JSON}" -r ".username"
+    jq < "${HOSEI_VPN_CREDENTIAL_JSON}" -r ".username"
 }
 
 function get-password() {
-    jq <"${HOSEI_VPN_CREDENTIAL_JSON}" -r ".password"
+    jq < "${HOSEI_VPN_CREDENTIAL_JSON}" -r ".password"
 }
 
 function connect-hosei-vpn() {

home/dot_local/bin/common/executable_cdgwq

@@ -1,13 +1,13 @@
 #!/usr/bin/env bash
 
 function cdgwq() {
-   # git 内かどうかをチェック
-   if ! git rev-parse --is-inside-work-tree &>/dev/null; then
-      echo "Not inside a git repository."
-      return 1
-   fi
-   moveto=$(gwq list --json | jq -r '.[].path' | fzf)
-   cd $moveto
+    # git 内かどうかをチェック
+    if ! git rev-parse --is-inside-work-tree &> /dev/null; then
+        echo "Not inside a git repository."
+        return 1
+    fi
+    moveto=$(gwq list --json | jq -r '.[].path' | fzf)
+    cd $moveto
 }
 
 if [ -n "$($SHELL -c "echo ${ZSH_VERSION}")" ]; then

home/dot_local/bin/common/executable_cdw

@@ -1,18 +1,18 @@
 #!/usr/bin/env bash
 
 function cdw() {
-   # git 内かどうかをチェック
-   if ! git rev-parse --is-inside-work-tree &>/dev/null; then
-      echo "Not inside a git repository."
-      return 1
-   fi
+    # git 内かどうかをチェック
+    if ! git rev-parse --is-inside-work-tree &> /dev/null; then
+        echo "Not inside a git repository."
+        return 1
+    fi
 
-   moveto=$(gwq list --json | jq -r 'max_by(.created_at) | .path')
-   if [ -z "$moveto" ]; then
-      echo "No recent gwq found."
-      return 1
-   fi
-   cd $moveto
+    moveto=$(gwq list --json | jq -r 'max_by(.created_at) | .path')
+    if [ -z "$moveto" ]; then
+        echo "No recent gwq found."
+        return 1
+    fi
+    cd $moveto
 }
 
 if [ -n "$($SHELL -c "echo ${ZSH_VERSION}")" ]; then

home/dot_local/bin/common/executable_git-delete-merged-branches

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 function is_inside_git_repository() {
-    git rev-parse --is-inside-work-tree >/dev/null 2>&1
+    git rev-parse --is-inside-work-tree > /dev/null 2>&1
 }
 
 function get_default_branch() {

home/dot_local/bin/server/history.sh

@@ -6,7 +6,7 @@ function tac {
 
 function share_history {
     history -a
-    tac ~/.bash_history | awk '!a[$0]++' | tac >~/.bash_history.tmp
+    tac ~/.bash_history | awk '!a[$0]++' | tac > ~/.bash_history.tmp
 
     [ -f ~/.bash_history.tmp ] &&
         mv ~/.bash_history{.tmp,} &&

home/dot_local/bin/server/ssh_agent.sh

@@ -1,4 +1,4 @@
 #!/usr/bin/env bash
 
-eval "$(ssh-agent)" >/dev/null 2>&1
-ssh-add "${HOME}/.ssh/id_ed25519" >/dev/null 2>&1
+eval "$(ssh-agent)" > /dev/null 2>&1
+ssh-add "${HOME}/.ssh/id_ed25519" > /dev/null 2>&1

home/dot_tmux-powerlinerc

@@ -3,15 +3,15 @@
 # Default Theme
 
 if patched_font_in_use; then
-	TMUX_POWERLINE_SEPARATOR_LEFT_BOLD=""
-	TMUX_POWERLINE_SEPARATOR_LEFT_THIN=""
-	TMUX_POWERLINE_SEPARATOR_RIGHT_BOLD=""
-	TMUX_POWERLINE_SEPARATOR_RIGHT_THIN=""
+    TMUX_POWERLINE_SEPARATOR_LEFT_BOLD=""
+    TMUX_POWERLINE_SEPARATOR_LEFT_THIN=""
+    TMUX_POWERLINE_SEPARATOR_RIGHT_BOLD=""
+    TMUX_POWERLINE_SEPARATOR_RIGHT_THIN=""
 else
-	TMUX_POWERLINE_SEPARATOR_LEFT_BOLD="◀"
-	TMUX_POWERLINE_SEPARATOR_LEFT_THIN="❮"
-	TMUX_POWERLINE_SEPARATOR_RIGHT_BOLD="▶"
-	TMUX_POWERLINE_SEPARATOR_RIGHT_THIN="❯"
+    TMUX_POWERLINE_SEPARATOR_LEFT_BOLD="◀"
+    TMUX_POWERLINE_SEPARATOR_LEFT_THIN="❮"
+    TMUX_POWERLINE_SEPARATOR_RIGHT_BOLD="▶"
+    TMUX_POWERLINE_SEPARATOR_RIGHT_THIN="❯"
 fi
 
 TMUX_POWERLINE_DEFAULT_BACKGROUND_COLOR=${TMUX_POWERLINE_DEFAULT_BACKGROUND_COLOR:-'235'}
@@ -23,38 +23,38 @@ TMUX_POWERLINE_DEFAULT_RIGHTSIDE_SEPARATOR=${TMUX_POWERLINE_DEFAULT_RIGHTSIDE_SE
 # Format: segment_name background_color foreground_color [non_default_separator]
 
 if [ -z "${SSH_CONNECTION}" ]; then
-	if [ -z "${TMUX_POWERLINE_LEFT_STATUS_SEGMENTS}" ]; then
-		TMUX_POWERLINE_LEFT_STATUS_SEGMENTS=(
-			"tmux_session_info 138 236"
-			"hostname 250 236"
-			"xkb_layout 59 111 ${TMUX_POWERLINE_SEPARATOR_RIGHT_BOLD}"
-			"lan_ip 235 138 ${TMUX_POWERLINE_SEPARATOR_RIGHT_BOLD}"
-		)
-	fi
-	if [ -z "${TMUX_POWERLINE_RIGHT_STATUS_SEGMENTS}" ]; then
-		TMUX_POWERLINE_RIGHT_STATUS_SEGMENTS=(
-			"tmux_mem_cpu_load 236 138 ${TMUX_POWERLINE_SEPARATOR_LEFT_THIN}"
-			"battery 138 236 ${TMUX_POWERLINE_SEPARATOR_LEFT_BOLD}"
-			"date 250 236 ${TMUX_POWERLINE_SEPARATOR_LEFT_BOLD}"
-			"time 138 236"
-		)
-	fi
+    if [ -z "${TMUX_POWERLINE_LEFT_STATUS_SEGMENTS}" ]; then
+        TMUX_POWERLINE_LEFT_STATUS_SEGMENTS=(
+            "tmux_session_info 138 236"
+            "hostname 250 236"
+            "xkb_layout 59 111 ${TMUX_POWERLINE_SEPARATOR_RIGHT_BOLD}"
+            "lan_ip 235 138 ${TMUX_POWERLINE_SEPARATOR_RIGHT_BOLD}"
+        )
+    fi
+    if [ -z "${TMUX_POWERLINE_RIGHT_STATUS_SEGMENTS}" ]; then
+        TMUX_POWERLINE_RIGHT_STATUS_SEGMENTS=(
+            "tmux_mem_cpu_load 236 138 ${TMUX_POWERLINE_SEPARATOR_LEFT_THIN}"
+            "battery 138 236 ${TMUX_POWERLINE_SEPARATOR_LEFT_BOLD}"
+            "date 250 236 ${TMUX_POWERLINE_SEPARATOR_LEFT_BOLD}"
+            "time 138 236"
+        )
+    fi
 else
-	if [ -z "${TMUX_POWERLINE_LEFT_STATUS_SEGMENTS}" ]; then
-		TMUX_POWERLINE_LEFT_STATUS_SEGMENTS=(
-			"tmux_session_info 148 234"
-			"hostname 198 15"
-			"xkb_layout 59 111 ${TMUX_POWERLINE_SEPARATOR_RIGHT_BOLD}"
-			"lan_ip 235 136 ${TMUX_POWERLINE_SEPARATOR_RIGHT_THIN}"
-		)
-	fi
+    if [ -z "${TMUX_POWERLINE_LEFT_STATUS_SEGMENTS}" ]; then
+        TMUX_POWERLINE_LEFT_STATUS_SEGMENTS=(
+            "tmux_session_info 148 234"
+            "hostname 198 15"
+            "xkb_layout 59 111 ${TMUX_POWERLINE_SEPARATOR_RIGHT_BOLD}"
+            "lan_ip 235 136 ${TMUX_POWERLINE_SEPARATOR_RIGHT_THIN}"
+        )
+    fi
 
-	if [ -z "${TMUX_POWERLINE_RIGHT_STATUS_SEGMENTS}" ]; then
-		TMUX_POWERLINE_RIGHT_STATUS_SEGMENTS=(
-			"tmux_mem_cpu_load 235 136 ${TMUX_POWERLINE_SEPARATOR_LEFT_THIN}"
-			"battery 59 111 ${TMUX_POWERLINE_SEPARATOR_LEFT_BOLD}"
-			"date 198 15 ${TMUX_POWERLINE_SEPARATOR_LEFT_BOLD}"
-			"time 148 234"
-		)
-	fi
+    if [ -z "${TMUX_POWERLINE_RIGHT_STATUS_SEGMENTS}" ]; then
+        TMUX_POWERLINE_RIGHT_STATUS_SEGMENTS=(
+            "tmux_mem_cpu_load 235 136 ${TMUX_POWERLINE_SEPARATOR_LEFT_THIN}"
+            "battery 59 111 ${TMUX_POWERLINE_SEPARATOR_LEFT_BOLD}"
+            "date 198 15 ${TMUX_POWERLINE_SEPARATOR_LEFT_BOLD}"
+            "time 148 234"
+        )
+    fi
 fi

install/common/age.sh

@@ -7,7 +7,7 @@ if [ "${DOTFILES_DEBUG:-}" ]; then
 fi
 
 function is_age_installed() {
-    command -v "age" &>/dev/null
+    command -v "age" &> /dev/null
 }
 
 function get_chezmoi_home_dir() {

install/common/mise.sh

@@ -12,7 +12,7 @@ function install_mise() {
     # https://mise.run
     local version="v2025.9.25"
     local url="https://raw.githubusercontent.com/jdx/mise/refs/tags/${version}/packaging/standalone/install.envsubst"
-    
+
     export MISE_CURRENT_VERSION="${version}"
     curl "${url}" | sh
 
@@ -30,5 +30,3 @@ function main() {
 if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
     main
 fi
-
-

install/common/tpm.sh

@@ -10,7 +10,7 @@ readonly TMUX_PLUGINS_DIR="${HOME%/}/.tmux/plugins"
 readonly TPM_DIR="${TMUX_PLUGINS_DIR}/tpm"
 
 function is_tmux_mem_cpu_load_installed() {
-    command -v "tmux-mem-cpu-load" &>/dev/null
+    command -v "tmux-mem-cpu-load" &> /dev/null
 }
 
 function clone_tpm() {

install/macos/common/brew.sh

@@ -7,7 +7,7 @@ if [ "${DOTFILES_DEBUG:-}" ]; then
 fi
 
 function is_homebrew_exists() {
-    command -v brew &>/dev/null
+    command -v brew &> /dev/null
 }
 
 function install_homebrew() {

install/macos/common/mac_app_store.sh

@@ -7,7 +7,7 @@ if [ "${DOTFILES_DEBUG:-}" ]; then
 fi
 
 function is_mas_installed() {
-    common -v mas &>/dev/null
+    common -v mas &> /dev/null
 }
 
 function install_mas() {

install/macos/common/misc.sh

@@ -47,7 +47,7 @@ readonly ADDITIONAL_CASK_PACKAGES=(
 function is_brew_package_installed() {
     local package="$1"
 
-    brew list "${package}" &>/dev/null
+    brew list "${package}" &> /dev/null
 }
 
 function install_brew_packages() {

install/macos/common/tmux.sh

@@ -14,9 +14,9 @@ readonly PACKAGES=(
 )
 
 function install_tmux() {
-    # On GitHub Actions macOS instances, reinstalling CMake fails. 
+    # On GitHub Actions macOS instances, reinstalling CMake fails.
     # Implement the following workaround to avoid this issue.
-    # ref. [macOS] Pinned CMake causes some homebrew installs to fail · Issue #12912 · actions/runner-images https://github.com/actions/runner-images/issues/12912#issuecomment-3240845829 
+    # ref. [macOS] Pinned CMake causes some homebrew installs to fail · Issue #12912 · actions/runner-images https://github.com/actions/runner-images/issues/12912#issuecomment-3240845829
     for package in "${PACKAGES[@]}"; do
         brew list "${package}" || brew install "${package}"
     done

install/ubuntu/client/docker.sh

@@ -22,7 +22,7 @@ function uninstall_old_docker() {
         "runc"
     )
     for package in "${packages[@]}"; do
-        if dpkg -s "${package}" >/dev/null 2>&1; then
+        if dpkg -s "${package}" > /dev/null 2>&1; then
             sudo apt-get remove -y "${package}"
         fi
     done
@@ -45,7 +45,7 @@ function setup_repository() {
     # Use the following command to set up the repository:
     echo \
         "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
-        $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list >/dev/null
+        $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
 }
 
 function install_docker_engine() {

install/ubuntu/common/kcov.sh

@@ -35,9 +35,9 @@ function install_kcov() {
 
     local tmp_dir
     tmp_dir=$(mktemp -d /tmp/kcov-XXXXX)
-    
+
     local kcov_version="v43"
-    git clone "${url}" "${tmp_dir}" -b "${kcov_version}" --depth 1 
+    git clone "${url}" "${tmp_dir}" -b "${kcov_version}" --depth 1
 
     cd "${tmp_dir}" || exit 1
     mkdir build && cd build || exit 1

install/ubuntu/server/ssh_server.sh

@@ -5,36 +5,36 @@ set -Eeuo pipefail
 if [ "${DOTFILES_DEBUG:-}" ]; then
     set -x
 fi
- 
+
 function install_openssh_server() {
     # install openssh-server and vim
     sudo apt-get update && sudo apt-get install --no-install-recommends -y \
         vim \
         openssh-server
 }
- 
+
 function setup_sshd() {
     sudo mkdir -p /var/run/sshd
     mkdir -p ${HOME}/.ssh
- 
+
     sudo sed -i 's/^#PermitRootLogin prohibit-password/PermitRootLogin yes/' /etc/ssh/sshd_config &&
         sudo sed -i 's/^#Port 22/Port 22/' /etc/ssh/sshd_config &&
         sudo sed -i 's/^#ListenAddress 0.0.0.0/ListenAddress 0.0.0.0/' /etc/ssh/sshd_config &&
         sudo sed -i 's/^#PubkeyAuthentication yes/PubkeyAuthentication yes/' /etc/ssh/sshd_config &&
         sudo sed 's@session\s*required\s*pam_loginuid.so@session optional pam_loginuid.so@g' -i /etc/pam.d/sshd
- 
+
     # check the /etc/ssh/sshd_config
     sudo /usr/sbin/sshd -t
- 
+
     # create .ssh/authorized_keys if not exists
     touch ${HOME}/.ssh/authorized_keys
 }
- 
+
 function run_sshd() {
     # run sshd
     sudo /usr/sbin/service ssh start
 }
- 
+
 function main() {
     install_openssh_server
     setup_sshd
@@ -45,4 +45,4 @@ if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
     if [ -f "/.dockerenv" ]; then
         main
     fi
-fi 
+fi

scripts/run_benchmark.sh

@@ -68,7 +68,7 @@ function record_startup_time() {
     # shellcheck disable=SC2086
     average_startup_time=$(cat ${average_file} | awk '{ total += $1 } END { print total/NR }')
 
-    cat <<EOJ
+    cat << EOJ
 [
     {
         "name": "zsh average startup time",