create a commit with just changelog and Cargo.toml changes

.gitignore

@@ -27,3 +27,5 @@ util/gh-pages/lints.json
 
 # rustfmt backups
 *.rs.bk
+
+helper.txt

pre_publish.sh

@@ -2,8 +2,22 @@
 
 set -e
 
-cd clippy_lints && cargo fmt && cd ..
-cargo fmt
-cargo test
 ./util/update_lints.py
 
+git status --short | sort | grep -v README.md | grep -v helper.txt > helper.txt
+
+# abort if the files differ
+diff "publish.files" "helper.txt"
+
+rm helper.txt
+
+# add all changed files
+git add .
+git commit -m "version bump"
+
+set +e
+
+cd clippy_lints && cargo fmt -- --write-mode=overwrite && cd ..
+cargo fmt -- --write-mode=overwrite
+
+echo "remember to add a git tag and running 'cargo test' before committing the rustfmt changes"

publish.files

@@ -0,0 +1,3 @@
+ M Cargo.toml
+ M CHANGELOG.md
+ M clippy_lints/Cargo.toml