| #!/usr/bin/env bash |
| set -euo pipefail |
|
|
| ROOT_DIR="$(cd "$(dirname "$0")/.." && pwd)" |
| cd "$ROOT_DIR" |
|
|
| LINT_BIN="${GOLANGCI_LINT_BIN:-golangci-lint}" |
| BOOTSTRAP_VERSION="${GOLANGCI_LINT_VERSION:-v2.11.4}" |
| BOOTSTRAP_BIN="${ROOT_DIR}/.tmp/golangci-lint-${BOOTSTRAP_VERSION}" |
|
|
| export GOCACHE="${GOCACHE:-${ROOT_DIR}/.tmp/go-build-cache}" |
| export GOLANGCI_LINT_CACHE="${GOLANGCI_LINT_CACHE:-${ROOT_DIR}/.tmp/golangci-lint-cache}" |
| mkdir -p "$GOCACHE" "$GOLANGCI_LINT_CACHE" |
|
|
| bootstrap_golangci_lint() { |
| local version_no_v os arch artifact archive_url tmp_dir |
| version_no_v="${BOOTSTRAP_VERSION#v}" |
| os="$(uname -s | tr '[:upper:]' '[:lower:]')" |
| arch="$(uname -m | tr '[:upper:]' '[:lower:]')" |
|
|
| case "$os" in |
| linux|darwin|windows) ;; |
| *) |
| echo "unsupported OS for bootstrap: ${os}" >&2 |
| return 1 |
| ;; |
| esac |
|
|
| case "$arch" in |
| x86_64|amd64) arch="amd64" ;; |
| aarch64|arm64) arch="arm64" ;; |
| *) |
| echo "unsupported architecture for bootstrap: ${arch}" >&2 |
| return 1 |
| ;; |
| esac |
|
|
| artifact="${os}-${arch}" |
| archive_url="https://github.com/golangci/golangci-lint/releases/download/${BOOTSTRAP_VERSION}/golangci-lint-${version_no_v}-${artifact}.tar.gz" |
|
|
| mkdir -p "${ROOT_DIR}/.tmp" |
| tmp_dir="$(mktemp -d)" |
| trap 'rm -rf "${tmp_dir}"' RETURN |
|
|
| curl -sSfL "${archive_url}" -o "${tmp_dir}/golangci-lint.tar.gz" |
| tar -xzf "${tmp_dir}/golangci-lint.tar.gz" -C "${tmp_dir}" |
| cp "${tmp_dir}/golangci-lint-${version_no_v}-${artifact}/golangci-lint" "${BOOTSTRAP_BIN}" |
| chmod +x "${BOOTSTRAP_BIN}" |
|
|
| echo "bootstrapped golangci-lint ${BOOTSTRAP_VERSION} to ${BOOTSTRAP_BIN}" >&2 |
| } |
|
|
| run_lint() { |
| local bin="$1" |
| if [[ "$bin" == *" "* ]]; then |
| eval "$bin fmt --diff -c .golangci.yml" && eval "$bin run -c .golangci.yml ./..." |
| else |
| "$bin" fmt --diff -c .golangci.yml && "$bin" run -c .golangci.yml ./... |
| fi |
| } |
|
|
| is_compatibility_error() { |
| case "$1" in |
| *"command not found"*|\ |
| *"not recognized as an internal or external command"*|\ |
| *"No such file or directory"*|\ |
| *"unknown command \"fmt\""*|\ |
| *"unknown command \"run\""*|\ |
| *"unknown flag"*|\ |
| *"no such flag"*|\ |
| *"unsupported version of the configuration"*|\ |
| *"can't load config"*) |
| return 0 |
| ;; |
| *) |
| return 1 |
| ;; |
| esac |
| } |
|
|
| |
| if lint_output="$(run_lint "$LINT_BIN" 2>&1)"; then |
| [[ -n "$lint_output" ]] && echo "$lint_output" |
| exit 0 |
| fi |
|
|
| if [[ -n "${GOLANGCI_LINT_BIN:-}" ]]; then |
| echo "$lint_output" >&2 |
| echo "lint failed with explicit GOLANGCI_LINT_BIN=${GOLANGCI_LINT_BIN}; skip auto-bootstrap." >&2 |
| exit 1 |
| fi |
|
|
| if ! is_compatibility_error "$lint_output"; then |
| echo "$lint_output" >&2 |
| exit 1 |
| fi |
|
|
| echo "default golangci-lint appears incompatible; bootstrapping ${BOOTSTRAP_VERSION}..." >&2 |
| if [[ ! -x "${BOOTSTRAP_BIN}" ]]; then |
| bootstrap_golangci_lint |
| fi |
|
|
| if lint_output="$(run_lint "${BOOTSTRAP_BIN}" 2>&1)"; then |
| [[ -n "$lint_output" ]] && echo "$lint_output" |
| exit 0 |
| fi |
|
|
| echo "$lint_output" >&2 |
| exit 1 |
|
|
