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# -*- bash -*-
#
# utilities for maint/ scripts.
# Shellcheck is confused.
# It thinks it ought to be checking this as a standalone script, and prints
# -- SC2148 (error): Tips depend on target shell and yours is unknown.
# Add a shebang or a 'shell' directive.
# shellcheck shell=bash
unalias -a
shopt -s expand_aliases
fail () {
echo >&2 "error: $*"
exit 12
}
x () {
echo >&2 "x $*"
"$@"
}
alias reject_all_arguments='
if [ $# != 0 ]; then
fail "bad usage: no arguments allowed"
fi
'
# shellcheck disable=SC2142
alias reject_options='
case "$1" in
--) shift ;;
-*) echo >&2 "$0: No options allowed"; exit 12 ;;
esac
'
# Prints a list of the files in git, with a #! that looks like (ba)sh
git_grep_for_shell_script_shebangs () {
git grep -P --line-number '^#! ?(/usr/bin/env |/bin/)(:?ba)?sh\b' \
| sed -n 's/:1:[^:]*$//p'
}
|
