traps.bash

traps.bash (text/plain), 541 bytes, created by David Leverton on 2008-09-09 19:52:46 UTC

#!/usr/bin/env bash

die() {
	echo "$@" >&2
}

command_failed() {
	die "command failed"
}

trap command_failed ERR
set -E

echo The trap should activate here....
epatch
echo The trap should have activated above

silly() {
	epatch
	[[ $(hostname) == [[:lower:]]* ]]
}

echo The trap should activate here....
silly
echo The trap should have activated above

echo The trap will /not/ activate here....
if silly; then
	echo "Your hostname starts with a lower-case letter!"
else
	echo "You suck"
fi
echo The trap should not have activated above