From 4203e574e3360df15a7bd7d5a29f311aa5f7caf6 Mon Sep 17 00:00:00 2001
From: KOBAYASHI Shuji <shuujii@gmail.com>
Date: Sun, 14 Feb 2021 16:07:04 +0900
Subject: Refine checking for trailing whitespace [skip travis][skip appveyor]

* Include tabs in checking.
* Use `git grep` to avoid including `.git` directory.
* Avoid running `grep` multiple times.
---
 .github/workflows/lint.yml            |  4 +---
 test/check-for-trailing-whitespace.sh | 13 -------------
 2 files changed, 1 insertion(+), 16 deletions(-)
 delete mode 100755 test/check-for-trailing-whitespace.sh

diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index e8db09bfb..474890010 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -32,9 +32,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: 🧹 Check for trailing whitespace
-        run: |
-          cd test || exit
-          sh ./check-for-trailing-whitespace.sh || exit 1
+        run: "! git grep -EIn $'[ \t]+$'"
   yamllint:
     name: 🍶 YAML
     runs-on: ubuntu-latest
diff --git a/test/check-for-trailing-whitespace.sh b/test/check-for-trailing-whitespace.sh
deleted file mode 100755
index 00be038f3..000000000
--- a/test/check-for-trailing-whitespace.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-#!/usr/bin/env bash
-
-cd .. || exit
-# print first
-grep -EHInr '( +)$' ./*
-
-var=$(grep -EHInr '( +)$' ./*)
-# then exit with fail if found
-if test -z "$var"; then
-  exit 0
-else
-  exit 1
-fi
-- 
cgit v1.2.3