pre-commit-opentofu/hooks/terraform_tflint.sh
2022-02-10 16:53:37 +01:00

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#!/usr/bin/env bash
set -eo pipefail
# globals variables
# hook ID, see `- id` for details in .pre-commit-hooks.yaml file
readonly HOOK_ID='terraform_tflint'
# shellcheck disable=SC2155 # No way to assign to readonly variable in separate lines
readonly SCRIPT_DIR="$(dirname "$(realpath "${BASH_SOURCE[0]}")")"
# shellcheck source=_common.sh
. "$SCRIPT_DIR/_common.sh"
function main {
common::initialize "$SCRIPT_DIR"
common::parse_cmdline "$@"
# Support for setting PATH to repo root.
# shellcheck disable=SC2178 # It's the simplest syntax for that case
ARGS=${ARGS[*]/__GIT_WORKING_DIR__/$(pwd)\/}
# shellcheck disable=SC2128 # It's the simplest syntax for that case
common::per_dir_hook "$ARGS" "$HOOK_ID" "${FILES[@]}"
}
#######################################################################
# Unique part of `common::per_dir_hook`. The function is executed in loop
# on each provided dir path. Run wrapped tool with specified arguments
# Arguments:
# args (string with array) arguments that configure wrapped tool behavior
# dir_path (string) PATH to dir relative to git repo root.
# Can be used in error logging
# Outputs:
# If failed - print out hook checks status
#######################################################################
function per_dir_hook_unique_part {
local -r args="$1"
local -r dir_path="$2"
# Print checked PATH **only** if TFLint have any messages
# shellcheck disable=SC2091,SC2068 # Suppress error output
$(tflint ${args[@]} 2>&1) 2> /dev/null || {
common::colorify "yellow" "TFLint in $dir_path/:"
# shellcheck disable=SC2068 # hook fails when quoting is used ("$arg[@]")
tflint ${args[@]}
}
# return exit code to common::per_dir_hook
local exit_code=$?
return $exit_code
}
[ "${BASH_SOURCE[0]}" != "$0" ] || main "$@"