#!/usr/bin/env bash
#
# List contents of a particular tree in a GIT repository.
# Copyright (c) Petr Baudis, 2005
#
# Optionally takes a commit or tree ID as a parameter, defaulting to
# 'HEAD'.
#
# OPTIONS
# -------
# -t TREE_ID:: List content of the given TREE_ID
#	List the content of the given TREE_ID.
#
# OUTPUT FORMAT
# -------------
# Each line in the output has the following format:
#
#	<mode>	<type>	<sha1>	<name>
#
# where
#
# <mode>::
#	The file permission information in octal format.
#
# <type>::
#	The type can be the following: `blob` refers to files
#	and `tree` refers to directories.
#
# <sha1>::
#	The object ID.
#
# <name>::
#	The file or directory name.
#
# Example line:
#
#	100644  blob    c7dacd0ea28994e3c754ca4eadb2e08c011ee3d3        README

USAGE="cg-admin-ls [-t TREE_ID] [PATH]"

. "${COGITO_LIB}"cg-Xlib || exit 1

tree_id=
while optparse; do
	if optparse -t=; then
		tree_id="$OPTARG"
	else
		optfail
	fi
done

id="$(cg-object-id -t "$tree_id")" || exit 1

git-ls-tree "$id" "${ARGS[@]}"