Check for trailing whitespace on CI

sol · Oct 3, 2022 · 9ad231b · 9ad231b
1 parent 0304940
commit 9ad231b
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Showing 3 changed files with 8 additions and 6 deletions.
diff --git a/.github/pull_request_template.md b/.github/pull_request_template.md
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
@@ -38,7 +38,7 @@ jobs:
           - os: windows-latest
             ghc: system
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: hspec/setup-haskell@v1
         with:
           ghc-version: ${{ matrix.ghc }}
@@ -63,3 +63,7 @@ jobs:
     steps:
       - run: false
         if: needs.build.result != 'success'
+
+      - uses: actions/checkout@v3
+      - name: Check for trailing whitespace
+        run: '! git grep -I "\s\+$"'
diff --git a/util/gh-md-toc b/util/gh-md-toc
@@ -243,16 +243,16 @@ gh_toc_grab() {
     #        </h1>
     #   became: The command <code>foo1</code></h1>
     sed -e ':a' -e 'N' -e '$!ba' -e 's/\n<\/h/<\/h/g' |
-    
+
     # find strings that corresponds to template
     $grepcmd '<a.*id="user-content-[^"]*".*</h[1-6]' |
-    
+
     # remove code tags
     sed 's/<code>//g' | sed 's/<\/code>//g' |
 
     # remove g-emoji
     sed 's/<g-emoji[^>]*[^<]*<\/g-emoji> //g' |
-    
+
     # now all rows are like:
     #   <a id="user-content-..." href="..."><span ...></span></a> ... </h1
     # format result line