tools/devshell/lint

#!/bin/bash
# Copyright 2026 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

#### CATEGORY=Source tree
#### PREBUILTS=${PREBUILT_BLACK_DIR} ${PREBUILT_BUILDIFIER} ${PREBUILT_CLANG_DIR} ${PREBUILT_DART_DIR} ${PREBUILT_GN} ${PREBUILT_GO_DIR} ${PREBUILT_KEEP_SORTED} ${PREBUILT_PYTHON3} ${PREBUILT_RUST_DIR} ${PREBUILT_SHAC}
### runs static analysis checks on modified files via SHAC
## Usage: fx lint [options] [files...] [-- shac_args...]
##
## Runs static analysis checks registered in SHAC on modified source files
## (or on explicit files if specified).
##
## Options:
##   --fix              Apply automated fixes emitted by checks (runs 'shac fix').
##   --all              Run checks across all tracked files in the repository.
##   --only <check>     Run only the specified check(s) (comma-separated or repeated).
##   --skip <check>     Skip the specified check(s) (comma-separated or repeated).
##   --commit-msg       Lint commit message (alias for --only=commit_msg).
##   --files <files>    Comma-separated list of specific files to lint.
##   -v, --verbose      Print verbose command execution output.
##   --dry-run          Print shac commands without executing.

source "$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"/lib/vars.sh || exit $?
fx-config-read

if [[ -z "${JIRI_PACKAGES_DIR}" ]]; then
  if git_common_dir=$(git -C "${FUCHSIA_DIR}" rev-parse --git-common-dir 2>/dev/null) && [[ -d "${git_common_dir}" ]]; then
    parent_root=$(cd "${git_common_dir}/.." 2>/dev/null && pwd)
    packages_dir="${parent_root}/.jiri_root/packages"
    if [[ -d "${packages_dir}" ]]; then
      export JIRI_PACKAGES_DIR="${packages_dir}"
    fi
  fi
fi

export PREBUILT_SHAC
export PYTHONPATH="${FUCHSIA_DIR}/tools/devshell/lib${PYTHONPATH:+:${PYTHONPATH}}"
exec "${PREBUILT_PYTHON3}" "${FUCHSIA_DIR}/tools/devshell/lint.py" "$@"