# To be invoked with PACKAGENAME/lib/FOO.js or PACKAGENAME/dist/FOO.js
targettempfile="$(pwd)/$3"
mkdir -p "$(dirname "$1")"
cd "$(dirname "$1")"/..
case "$1" in
    syntax/lib/babel_parser.js)
        src=../../node_modules/@babel/parser/lib/index.js
        [ -f "$src" ] || npm -i .
        redo-ifchange "$src" babel_parser_suffix.js
        cat "$src" babel_parser_suffix.js
        ;;
    syntax/lib/*)
        file=$(basename "$1")
        redo-ifchange "src/$file"
        ../../node_modules/.bin/babel "src/$file"
        ;;
    */lib/*)
        redo-ifchange ../syntax/all
        file=$(basename "$1")
        redo-ifchange "src/$file"
        if [ -n "$SYNDICATE_COMPILE_SERVER" ]
        then
            if curl -fs --data-binary "@src/$file" ${SYNDICATE_COMPILE_SERVER}/"$file" \
                    > ${targettempfile} 2>/dev/null
            then
                :
            else
                # I can't figure out a way to get curl to both exit on
                # error, and print the response body on error. So
                # instead we try once, discarding the output but
                # keeping the exit status, and if it fails, we try
                # again, keeping the output but discarding the exit
                # status.
                curl -s --data-binary "@src/$file" ${SYNDICATE_COMPILE_SERVER}/"$file" >&2
                rm -f ${targettempfile}
                false
            fi
        else
            ../../syndicate-babel "src/$file"
        fi
        ;;
    */dist/*)
        configfile=$(basename "$1" .js).dist.json
        redo-ifchange $configfile
        redo-ifchange ../../rollup-redo
        for maybedep in $(../../rollup-redo deps "$configfile" "$targettempfile")
        do
            [ -f "$maybedep" ] && echo "$maybedep"
        done | xargs redo-ifchange
        ../../rollup-redo generate "$configfile" "$targettempfile"
        ;;
esac