eval expects inline code via -e/--eval or a script file path

Error message

eval expects inline code via -e/--eval or a script file path

What it means

Error "eval expects inline code via -e/--eval or a script file path" thrown in GopeedLab/gopeed.

Source

Thrown at cmd/extmock/main.go:360

	fs.StringVar(&script, "eval", "", "Inline JavaScript to execute")
	fs.StringVar(&cfg.provider, "webview-provider", "", "WebView provider: go|rpc")
	fs.StringVar(&cfg.network, "webview-network", "", "WebView RPC network: unix|tcp")
	fs.StringVar(&cfg.address, "webview-address", "", "WebView RPC address")
	fs.StringVar(&cfg.token, "webview-token", "", "WebView RPC bearer token")
	fs.BoolVar(&pretty, "pretty", false, "Pretty-print JSON output")

	flagArgs, positionalArgs, err := splitEvalArgs(args)
	if err != nil {
		return err
	}
	if err := fs.Parse(flagArgs); err != nil {
		return err
	}
	if fs.NArg() != 0 {
		return fmt.Errorf("unexpected trailing args: %v", fs.Args())
	}
	if script == "" && len(positionalArgs) == 0 {
		return fmt.Errorf("eval expects inline code via -e/--eval or a script file path")
	}
	if script != "" && len(positionalArgs) > 0 {
		return fmt.Errorf("eval accepts either inline code or a script file path, not both")
	}
	if len(positionalArgs) > 1 {
		return fmt.Errorf("eval expects at most 1 script file path")
	}

	d, cleanup, err := newExtMockDownloader(cfg)
	if err != nil {
		return err
	}
	defer cleanup()

	runtime, err := d.NewExtensionEngine(newExtMockExtension(), map[string]any{})
	if err != nil {
		return err
	}

View on GitHub (pinned to 7b7327ffb3)

When it happens

Trigger: Thrown at cmd/extmock/main.go:360 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of GopeedLab/gopeed@7b7327ffb3 (2026-08-16). Data as JSON: /api/errors/cd4b28b626161b07. Report an issue: GitHub.