#!/bin/bash -xe

# Checks that reference/projects.yaml alphabetized and prints list of
# projects that should be sorted.
if  [ -x "$(command -v mktemp)" ]; then
    export TMPDIR=`mktemp -d`
else
    export TMPDIR=`/bin/mktemp -d`
fi
trap "rm -rf $TMPDIR" EXIT

pushd $TMPDIR
PROJECTS_LIST=$OLDPWD/reference/projects.yaml

grep '^[a-zA-Z0-9]' $PROJECTS_LIST > projects_list

LC_ALL=C sort --ignore-case projects_list -o projects_list.sorted

if ! diff projects_list projects_list.sorted > projects_list.diff; then
    echo "The following projects should be alphabetized: "
    cat projects_list.diff | grep -e '> '
    exit 1
else
    echo "Projects alphabetized."
fi

popd