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osimis Version Parser

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Revised by Thibault Nélis 6bf5cd8
parse-ver-pattern
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^(([[:digit:]]+(\.[[:digit:]]+)*)(-((-|[[:alnum:]])+))*)-0-g[a-f0-9]+$
parse-ver.sh
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#!/usr/bin/env bash
set -o errexit
[[ $1 ]] || exit 1
ver=$1
pattern=$(<parse-ver-pattern)
if [[ $ver =~ $pattern ]]; then
	number=${BASH_REMATCH[2]}
	tag=${BASH_REMATCH[5]}
	full=${BASH_REMATCH[1]}
	
	echo $number
	echo $tag
	echo $full
fi
test.sh
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#!/usr/bin/env bash

versions=(
	1.12.0.1-rc2-build42-0-gabcdef123456789
	0.2.0-0-g83d7b2f-dirty
	0.4.2-0-g0644e70
)

for v in ${versions[@]}; do
	echo "== $v"
	./parse-ver "$v"
	echo
done
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