wupher/samizdat-shell-help.bash

## samizdat-shell-help.bash
#!/bin/bash

Help=$(cat <<-"HELP"

 my-script — does one thing well

 Usage:
   my-script <input> <output>

 Options:
   <input>   Input file to read.
   <output>  Output file to write. Use '-' for stdout.
   -h        Show this message.

HELP
)

help() {
    echo "$Help"
}

if [[ $# == 0 ]] || [[ "$1" == "-h" ]]; then
    help
    exit 1
fi

echo Hello World
	#!/bin/bash

	Help=$(cat <<-"HELP"

	my-script — does one thing well

	Usage:
	my-script <input> <output>

	Options:
	<input> Input file to read.
	<output> Output file to write. Use '-' for stdout.
	-h Show this message.

	HELP
	)

	help() {
	echo "$Help"
	}

	if [[ $# == 0 ]] \|\| [[ "$1" == "-h" ]]; then
	help
	exit 1
	fi

	echo Hello World