#!/bin/bash -eu

# Author: w0rp <devw0rp@gmail.com>
# Description: This script wraps DMD so we can get something which is capable of reading
#   D code from stdin.

temp_file=`mktemp`
mv "$temp_file" "$temp_file".d
temp_file="$temp_file".d

trap "rm $temp_file" EXIT

while read; do
    echo "$REPLY" >> "$temp_file"
done

# Read imports from DUB.
original_path="$(readlink -m .)"
path="$original_path"
import_line_options=''

# We need to look for variable configuration files in parent directories.
while [ "$path" != '/' ]; do
    if [ -f "$path/dub.sdl" ] || [ -f "$path/dub.json" ] || [ -f "$path/package.json" ]; then

        cd "$path"

        while read import_line; do
            import_line_options="$import_line_options -I$import_line"
        done <<< "$(dub describe --import-paths)"

        cd "$original_path"

        break
    fi

    path="$(dirname "$path")"
done

dmd $import_line_options "$@" "$temp_file"
