boolean explicitToolchain = !javaToolchain.isFallbackToolchain();
        int effectiveTarget = !explicitToolchain ? FALLBACK_JVM_TARGET : javaToolchain.getLanguageVersion().asInt();
        if (scalaVersion.compareTo(VersionNumber.parse("3.0.0")) >= 0) {
            if (explicitToolchain) {
                return String.format("-release:%s", effectiveTarget);

	if err != nil {
		return ""
	}
	return path
}

// WriteOpts control the behavior of WriteGoMod.
type WriteOpts struct {
	DropToolchain     bool // go get toolchain@none
	ExplicitToolchain bool // go get has set explicit toolchain version

	// TODO(bcmills): Make 'go mod tidy' update the go version in the Requirements
	// instead of writing directly to the modfile.File

	}

	dropToolchain, queries := parseArgs(ctx, args)
	opts := modload.WriteOpts{
		DropToolchain: dropToolchain,
	}
	for _, q := range queries {
		if q.pattern == "toolchain" {
			opts.ExplicitToolchain = true
		}
	}

	r := newResolver(ctx, queries)
	r.performLocalQueries(ctx)
	r.performPathQueries(ctx)

	for {
		r.performWildcardQueries(ctx)
		r.performPatternAllQueries(ctx)