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#!/usr/bin/env bash
#
# Display the source of a script.
#
# Parameters
BASENAME="`basename $0`"
COMMAND="$1"
PAGER="$2"
# Check
if [ -z "$COMMAND" ]; then
echo "usage: $BASENAME <command>"
elif [ ! -e "$COMMAND" ]; then
COMMAND="`which $COMMAND 2> /dev/null`"
if [ -z "$COMMAND" ]; then
echo "$BASENAME: cannot find command"
exit 1
fi
fi
# Shebang checker
if head -1 $COMMAND | grep -q '#!'; then
if [ -z "$PAGER" ]; then
cat $COMMAND
elif [ "$PAGER" == "less" ]; then
less $COMMAND
fi
fi
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