ret.set_string_member("target_bin", this.target_bin);
ret.set_array_member("sources", this.writeArray(this.sources));
ret.set_array_member("packages", this.writeArray(this.packages));
ret.set_string_member("target_bin", this.target_bin);
ret.set_array_member("sources", this.writeArray(this.sources));
ret.set_array_member("packages", this.writeArray(this.packages));