Ported try catch functions to bash.

try_catch.sh

#!/usr/bin/env bash

# How to use:
#
# And add it to your bash file
# source ./try_catch.sh
#
# try
# (
#  your code
# )
# catch || {
#  exit 1
# }

function try () {
    [[ $- = *e* ]]; SAVED_EXCEPTION=$?
    set +e
}

function catch () {
    export ex_code=$?
    (( $SAVED_EXCEPTION )) && set +e
    return $ex_code
}

function throw() {
    exit $1
}

function throwErrors() {
    set -e
}

function ignoreErrors() {
    set +e
}

export -f try;
export -f catch;
export -f throw;
export -f throwErrors;
export -f ignoreErrors;

Download it with:

wget https://gistcdn.githack.com/prisis/43a2a7b137998ac92e24ee4daaa8e296/raw/681b89b8e156750de46558ead661509c468fb9a2/try_catch.sh