Function needsSymlinkJoin

internal/shellgen/flake_input.go:222–228

needsSymlinkJoin is used to filter packages with multiple outputs. Multiple outputs -> SymlinkJoin. Single or no output -> directly use in buildInputs

(pkg *devpkg.Package)

// Multiple outputs -> SymlinkJoin.
// Single or no output -> directly use in buildInputs
func needsSymlinkJoin(pkg *devpkg.Package) (bool, error) {
	outputNames, err := pkg.GetOutputNames()
	if err != nil {
		return false, err
	}
	return len(outputNames) > 1, nil
}