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waterhouse 2 days ago | parent [-] | on: I got tired of PHP and Perl, so I tried bash

$ cat meh.bash

!/bin/bash

set -e
die() {
echo "Failed at line $1: $2"
}
trap 'die $LINENO "$BASH_COMMAND"' ERR
echo a
test 1 = 3
echo b

$ ./meh.bash
a
Failed at line 8: test 1 = 3
Adapted from: https://unix.stackexchange.com/a/462157

bash scripting error_handling trap shell shellscript