parseshowmd

#!/bin/bash
set -e

version="0.1"

USAGE="Usage: `basename $0` <markdown file>"

# Parse command line options.
while getopts "hv" OPT; do
    case "$OPT" in
        h)
            echo $USAGE
            exit 0
            ;;
        v)
            echo "`basename $0` version $version"
            exit 0
            ;;
       \?)
            # getopts issues an error message
            echo $USAGE >&2
            exit 1
            ;;
    esac
done

shift $(($OPTIND - 1))

mdFile="$1"

if [ ! -f $mdFile ]; then
    echo "Can't find the file $mdFile"
    exit -1;
fi

eval seperatorIndex=(`awk '/---/{print(NR)}' $mdFile`);

#echo ${seperatorIndex[1]}

startIndex=$(( ${seperatorIndex[0]} + 1 ));
endIndex=$(( ${seperatorIndex[1]} - 1 ));

#echo "Getting YAML from $startIndex to $endIndex";

sedLineNumbers="${startIndex},${endIndex}p"
# echo $sedLineNumbers;

sed -n $sedLineNumbers $mdFile