Initial implementation

tools/tidy.sh

@@ -0,0 +1,64 @@
+#!/bin/bash
+# shellcheck disable=SC2046
+set -euo pipefail
+IFS=$'\n\t'
+
+# USAGE:
+#    ./tools/tidy.sh
+#
+# NOTE: This script requires the following tools:
+# - shfmt
+# - prettier
+# - shellcheck
+
+cd "$(cd "$(dirname "$0")" && pwd)"/..
+
+x() {
+    local cmd="$1"
+    shift
+    if [[ -n "${verbose:-}" ]]; then
+        (
+            set -x
+            "${cmd}" "$@"
+        )
+    else
+        "${cmd}" "$@"
+    fi
+}
+warn() {
+    echo >&2 "warning: $*"
+}
+
+if [[ "${1:-}" == "-v" ]]; then
+    shift
+    verbose=1
+fi
+if [[ $# -gt 0 ]]; then
+    cat <<EOF
+USAGE:
+    $0 [-v]
+EOF
+    exit 1
+fi
+
+prettier=prettier
+if type -P npm &>/dev/null && type -P "$(npm bin)/prettier" &>/dev/null; then
+    prettier="$(npm bin)/prettier"
+fi
+
+if type -P shfmt &>/dev/null; then
+    x shfmt -l -w $(git ls-files '*.sh')
+else
+    warn "'shfmt' is not installed"
+fi
+if type -P "${prettier}" &>/dev/null; then
+    x "${prettier}" -l -w $(git ls-files '*.yml')
+    x "${prettier}" -l -w $(git ls-files '*.js')
+else
+    warn "'prettier' is not installed"
+fi
+if type -P shellcheck &>/dev/null; then
+    x shellcheck $(git ls-files '*.sh')
+else
+    warn "'shellcheck' is not installed"
+fi