snipplets.dev/code/Bash/command_exists.sh
2023-09-26 22:05:13 +03:00

15 lines
214 B
Bash

#!/bin/bash
if ! [ -x "$(command -v git)" ]; then
echo 'Error: git is not installed.' >&2
exit 1
fi
# OR
if ! command -v crystal &> /dev/null
then
echo "<the_command> could not be found"
exit
fi