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prettier_action/entrypoint.sh
2021-05-20 09:39:31 -10:00

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#!/bin/sh
# e is for exiting the script automatically if a command fails, u is for exiting if a variable is not set
# x would be for showing the commands before they are executed
set -eu
# FUNCTIONS
# Function for setting up git env in the docker container (copied from https://github.com/stefanzweifel/git-auto-commit-action/blob/master/entrypoint.sh)
_git_setup ( ) {
cat <<- EOF > $HOME/.netrc
machine github.com
login $GITHUB_ACTOR
password $GITHUB_TOKEN
machine api.github.com
login $GITHUB_ACTOR
password $GITHUB_TOKEN
EOF
chmod 600 $HOME/.netrc
git config --global user.email "actions@github.com"
git config --global user.name "GitHub Action"
}
# Checks if any files are changed
_git_changed() {
[[ -n "$(git status -s)" ]]
}
# PROGRAM
echo "Installing prettier..."
case $INPUT_PRETTIER_VERSION in
false)
npm install --silent --global prettier
;;
*)
npm install --silent --global prettier@$INPUT_PRETTIER_VERSION
;;
esac
# Install plugins
if [ -n "$INPUT_PRETTIER_PLUGINS" ]; then
for plugin in $INPUT_PRETTIER_PLUGINS; do
echo "Checking plugin: $plugin"
# check regex against @prettier/xyz
if ! echo "$plugin" | grep -Eq '(@prettier\/)+(plugin-[a-z\-]+)'; then
echo "$plugin does not seem to be a valid @prettier/plugin-x plugin. Exiting."
exit 1
fi
done
npm install --silent --global $INPUT_PRETTIER_PLUGINS
fi
echo "Prettifing files..."
echo "Files:"
prettier $INPUT_PRETTIER_OPTIONS || echo "Problem running prettier with $INPUT_PRETTIER_OPTIONS"
# To keep runtime good, just continue if something was changed
if _git_changed; then
if $INPUT_DRY; then
echo "Prettier found unpretty files!"
exit 1
else
# Calling method to configure the git environemnt
_git_setup
if $INPUT_ONLY_CHANGED; then
# --diff-filter=d excludes deleted files
for file in $(git diff --name-only --diff-filter=d HEAD^..HEAD)
do
git add $file
done
else
# Add changes to git
git add "${INPUT_FILE_PATTERN}" || echo "Problem adding your files with pattern ${INPUT_FILE_PATTERN}"
fi
# Commit and push changes back
if $INPUT_SAME_COMMIT; then
echo "Amending the current commit..."
git pull
git commit --amend --no-edit
git push origin -f
else
git commit -m "$INPUT_COMMIT_MESSAGE" --author="$GITHUB_ACTOR <$GITHUB_ACTOR@users.noreply.github.com>" ${INPUT_COMMIT_OPTIONS:+"$INPUT_COMMIT_OPTIONS"} || echo "No files added to commit"
git push origin $INPUT_PUSH_OPTIONS
fi
echo "Changes pushed successfully."
fi
else
echo "Nothing to commit. Exiting."
fi