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|
#!/bin/sh
set -eu
usage() {
cat <<-'EOF'
Usage:
lang-for FILE
lang-for -h
EOF
}
help() {
cat <<-'EOF'
Options:
-h, --help show this message
FILE the path of the file to get the language for
Say the language of the given file, using the path of FILE.
Examples:
Get "en" for "src/en/some-pt.md":
$ lang-for src/en/some-pt.md
en
EOF
}
for flag in "$@"; do
case "$flag" in
--)
break
;;
--help)
usage
help
exit
;;
*)
;;
esac
done
while getopts 'h' flag; do
case "$flag" in
h)
usage
help
exit
;;
*)
usage >&2
exit 2
;;
esac
done
shift $((OPTIND - 1))
. src/lib.sh
FILE="${1:-}"
eval "$(assert_arg "$FILE" 'FILE')"
echo "${FILE#"$CONTENT_PREFIX"/}" |
cut -d/ -f1
|
