shellfu/ffoo.sh.in

#!/bin/bash

FFOO_DATA_DIR=${FFOO_DATA_DIR:-$HOME/.ffoo}
FFOO_DIR=${FFOO_DIR:-__FFOO_DIR__}
FFOO_ARTIFACTS_DIR=${FFOO_ARTIFACTS_DIR:-artifacts}
FFOO_DEBUG=${FFOO_DEBUG:-false}
FFOO_DEBUGINIT=${FFOO_DEBUGINIT:-false}
FFOO_INCLUDE=${FFOO_INCLUDE:-$FFOO_DIR/include}
FFOO_MKPRETTY=${FFOO_MKPRETTY:-plain}
FFOO_VERBOSE=${FFOO_VERBOSE:-false}
FFOO_VERSION=__VERSION__

ffoo() {
    case $1 in
        __debug)
            $FFOO_DEBUGINIT || return 0
            shift
            echo "debug: $@" >&2
            ;;
        __die)
            shift
            echo "$@" >&2
            exit 1
            ;;
        doc)
            ffoo __die "not implemented (sorry...)"
            ;;
        import)
            ffoo __debug "importing module $2"
            local mfile=$(ffoo _list_mfiles_like $2 | head -1)
            test -n "$mfile" || ffoo __die "cannot find module $2"
            ffoo __debug "found module file: $mfile"
            . $mfile
            return $?
            ;;
        _list_all_functions)
            local mfile
            ffoo _list_all_mfiles | while read mfile;
            do
                ffoo _list_functions_in_mfile "$mfile"
            done
            ;;
        _list_all_modules)
            local mp mfn;
            ffoo _list_all_mfiles | while read mp;
            do
                mfn="${mp##*/}"
                echo "${mfn%%.sh}"
            done
            ;;
        _list_all_mfiles)
            {
                echo $FFOO_INCLUDE/*.sh | tr ' ' '\n'
                test -n "$FFOO_PATH" && echo $FFOO_PATH/*.sh
            } | tr ' ' '\n'
            ;;
        _list_mfiles_like)
            test -f "$FFOO_INCLUDE/$2.sh"                  && echo "$FFOO_INCLUDE/$2.sh"
            test -n "$FFOO_PATH" -a -f "$FFOO_PATH/$2.sh" && echo "$FFOO_PATH/$2.sh"
            ;;
        _list_functions_in_mfile)
            local mfile="$2"
            grep -HE '^[[:alnum:]_]+\(\) \{' "$mfile" \
              | sed -e 's/^.*\///; s/\.sh:/./; s/(.*//'
            ;;
        *)
            ffoo __die "unknown ffoo command: $1"
            ;;
    esac
}

ffoo __debug "FFOO_DATA_DIR='$FFOO_DATA_DIR'"
ffoo __debug "FFOO_DIR='$FFOO_DIR'"
ffoo __debug "FFOO_ARTIFACTS_DIR='$FFOO_ARTIFACTS_DIR'"
ffoo __debug "FFOO_DEBUG='$FFOO_DEBUG'"
ffoo __debug "FFOO_DEBUGINIT='$FFOO_DEBUGINIT'"
ffoo __debug "FFOO_INCLUDE='$FFOO_INCLUDE'"
ffoo __debug "FFOO_INIPATH='$FFOO_INIPATH'"
ffoo __debug "FFOO_MKPRETTY='$FFOO_MKPRETTY'"
ffoo __debug "FFOO_VERBOSE='$FFOO_VERBOSE'"
ffoo __debug "FFOO_VERSION='$FFOO_VERSION'"