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#!/bin/sh
### gitlint commit-msg hook start ###
# Determine whether we have a tty available by trying to access it.
# This allows us to deal with UI based gitclient's like Atlassian SourceTree.
# NOTE: "exec < /dev/tty" sets stdin to the keyboard
stdin_available=1
(exec < /dev/tty) 2> /dev/null || stdin_available=0
if [ $stdin_available -eq 1 ]; then
# Set bash color codes in case we have a tty
RED="\033[31m"
YELLOW="\033[33m"
GREEN="\033[32m"
END_COLOR="\033[0m"
# Now that we know we have a functional tty, set stdin to it so we can ask the user questions :-)
exec < /dev/tty
else
# Unset bash colors if we don't have a tty
RED=""
YELLOW=""
GREEN=""
END_COLOR=""
fi
run_gitlint(){
echo "gitlint: checking commit message..."
python -m gitlint.cli --staged --msg-filename "$1"
gitlint_exit_code=$?
}
# Prompts a given yes/no question.
# Returns 0 if user answers yes, 1 if no
# Reprompts if different answer
ask_yes_no_edit(){
ask_yes_no_edit_result="no"
# If we don't have a stdin available, then just return "No".
if [ $stdin_available -eq 0 ]; then
ask_yes_no_edit_result="no"
return;
fi
# Otherwise, ask the question until the user answers yes or no
question="$1"
while true; do
read -p "$question" yn
case $yn in
[Yy]* ) ask_yes_no_edit_result="yes"; return;;
[Nn]* ) ask_yes_no_edit_result="no"; return;;
[Ee]* ) ask_yes_no_edit_result="edit"; return;;
esac
done
}
run_gitlint "$1"
while [ $gitlint_exit_code -gt 0 ]; do
echo "-----------------------------------------------"
echo "gitlint: ${RED}Your commit message contains the above violations.${END_COLOR}"
ask_yes_no_edit "Continue with commit anyways (this keeps the current commit message)? [y(es)/n(no)/e(dit)] "
if [ $ask_yes_no_edit_result = "yes" ]; then
exit 0
elif [ $ask_yes_no_edit_result = "edit" ]; then
EDITOR=${EDITOR:-vim}
$EDITOR "$1"
run_gitlint "$1"
else
echo "Commit aborted."
echo "Your commit message: "
echo "-----------------------------------------------"
cat "$1"
echo "-----------------------------------------------"
exit $gitlint_exit_code
fi
done
echo "gitlint: ${GREEN}OK${END_COLOR} (no violations in commit message)"
exit 0
### gitlint commit-msg hook end ###
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