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Template `./go` script as a main entrypoint into the development environment (http://www.thoughtworks.com/insights/blog/praise-go-script-part-i)
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#!/bin/bash | |
set -e | |
SCRIPT_DIR=$(cd $(dirname $0) ; pwd -P) | |
die() { | |
red=$(tput setaf 1) | |
normal=$(tput sgr0) | |
echo "${red}${1}${normal}" | |
exit 1 | |
} | |
goal_say_hello() { ## just says hello, without any parameters | |
echo "Hello World!" | |
echo "This script is in ${SCRIPT_DIR}" | |
} | |
goal_say_something() { #<message> [sayer]# say a message customized with parameters | |
message="${1}" | |
sayer="${2:-the script}" | |
test -n "${message}" || die "Needs a message" | |
echo "${message} from ${sayer}" | |
} | |
goal_help() { ## this help message | |
bold=$(tput bold) | |
normal=$(tput sgr0) | |
echo "usage: ${bold}$0 <goal>${normal} | |
goals:" | |
cat "$0" | sed -nr -e "s/goal_([a-zA-Z0-9_-]+).*#(.*)# *(.*)/ ${bold}\1${normal} \2 |--- \3/p" | column -ts '|' | sort | |
exit 1 | |
} | |
if type -t "goal_$1" &>/dev/null; then | |
goal_$1 "${@:2}" | |
else | |
goal_help | |
fi |
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