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#!/bin/sh
#
# Run clang-tidy in fix mode and verify the result.
# Usage:
# check_clang_tidy_fix.sh <source-file> <check-name> <temp-file> \
# [optional compiler arguments]
#
# Example:
# // RUN: $(dirname %s)/check_clang_tidy_fix.sh %s llvm-include-order %t -isystem $(dirname %s)/Inputs/Headers
# // REQUIRES: shell
INPUT_FILE=$1
CHECK_TO_RUN=$2
TEMPORARY_FILE=$3.cpp
# Feed the rest arguments to clang-tidy after --.
shift 3
set -o errexit
# Remove the contents of the CHECK lines to avoid CHECKs matching on themselves.
# We need to keep the comments to preserve line numbers while avoiding empty
# lines which could potentially trigger formatting-related checks.
sed 's#// *[A-Z-]\+:.*#//#' ${INPUT_FILE} > ${TEMPORARY_FILE}
clang-tidy ${TEMPORARY_FILE} -fix --checks="-*,${CHECK_TO_RUN}" \
-- --std=c++11 $* > ${TEMPORARY_FILE}.msg 2>&1
FileCheck -input-file=${TEMPORARY_FILE} ${INPUT_FILE} \
-check-prefix=CHECK-FIXES -strict-whitespace
if grep -q CHECK-MESSAGES ${INPUT_FILE}; then
FileCheck -input-file=${TEMPORARY_FILE}.msg ${INPUT_FILE} \
-check-prefix=CHECK-MESSAGES -implicit-check-not="{{warning|error}}:"
fi
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