Updates script and README

.github/workflows/formatter.yml

@@ -20,7 +20,7 @@ jobs:
         run: |
           git fetch origin main --depth=1
       - name: Formatter
-        uses: choval/formatter
+        uses: ghcr.io/choval/formatter
         with:
           target: .
       - name: Check for modified files

README.md

@@ -18,23 +18,40 @@ docker
 
 ## Installation
 
+
+To run as a CLI
+
 ```sh
-curl -o ~/formatter https://raw.githubusercontent.com/choval/formatter/master/formatter
-chmod +x ~/formatter
+curl -o ~/formatter_tmp https://raw.githubusercontent.com/choval/formatter/master/formatter
+chmod +x ~/formatter_tmp
 # Move to a bin path like ~/bin or ~/local/bin or ~/.local/bin
-mv ~/formatter ~/.local/bin/formatter
+mv ~/formatter_tmp ~/.local/bin/formatter
+```
+
+To set as a git pre-commit hook
+
+```sh
+curl -o ~/formatter_tmp https://raw.githubusercontent.com/choval/formatter/master/formatter
+chmod +x ~/formatter_tmp
+# Warning: this will overwrite your existing pre-commit if its set
+mv ~/formatter_tmp .git/hooks/pre-commit
 ```
 
+
 ### Update
 
 ```sh
 docker pull ghcr.io/choval/formatter
 ```
 
+
 ### Uninstall
 
 ```sh
+# Remove the script
 rm `which formatter`
+# Remove the hook
+rm .git/hooks/pre-commit
 docker rmi ghcr.io/choval/formatter
 ```
 

formatter

@@ -1,5 +1,10 @@
 #!/bin/sh
+export DOCKER_CLI_HINTS=false
 OLDCONTEXT=`docker context show`
-docker context use default > /dev/null 2>&1
+if [[ "$OLDCONTEXT" != "default" ]]; then
+    docker context use default > /dev/null 2>&1
+fi
 docker run --rm -v `pwd`:/src ghcr.io/choval/formatter /src
-docker context use $OLDCONTEXT > /dev/null 2>&1
+if [[ "$OLDCONTEXT" != "default" ]]; then
+    docker context use $OLDCONTEXT > /dev/null 2>&1
+fi