Metadata.Command %q must be one trimmed command segment

Error message

Metadata.Command %q must be one trimmed command segment

What it means

Compile-time guard in validateCommandMetadata: Metadata.Service is not a single trimmed command segment (untrimmed or contains whitespace/slashes).

Source

Thrown at shortcuts/common/typed_compiler.go:101

	metadata.Authorization.Identities = identities
	metadata.Authorization.IdentityOrder = append([]typedIdentity(nil), metadata.Authorization.IdentityOrder...)
	return metadata
}

func validateCommandMetadata(metadata typedCommandMetadata) error {
	service := strings.TrimSpace(string(metadata.Service))
	if service == "" {
		return fmt.Errorf("Metadata.Service is required")
	}
	if service != string(metadata.Service) || strings.ContainsAny(service, " \t\r\n/") {
		return fmt.Errorf("Metadata.Service %q must be one trimmed command segment", metadata.Service)
	}
	command := strings.TrimSpace(metadata.Command)
	if command == "" {
		return fmt.Errorf("Metadata.Command is required")
	}
	if command != metadata.Command || strings.ContainsAny(command, " \t\r\n/") {
		return fmt.Errorf("Metadata.Command %q must be one trimmed command segment", metadata.Command)
	}
	if !strings.HasPrefix(command, "+") {
		return fmt.Errorf("Metadata.Command %q must start with '+'", metadata.Command)
	}
	if command == "+" {
		return fmt.Errorf("Metadata.Command must contain a name after '+'")
	}
	if strings.TrimSpace(metadata.Description) == "" {
		return fmt.Errorf("Metadata.Description is required")
	}
	switch metadata.Risk {
	case typedRiskRead, typedRiskWrite, typedRiskHighRiskWrite:
	default:
		return fmt.Errorf("Metadata.Risk %q is invalid", metadata.Risk)
	}
	if len(metadata.Authorization.Identities) == 0 {
		return fmt.Errorf("Metadata.Authorization.Identities must declare at least one identity")
	}

View on GitHub (pinned to 7fd6ef3c07)

Solutions

Use one trimmed segment without whitespace or slashes

Defensive patterns

Strategy: validation

When it happens

Trigger: Thrown at shortcuts/common/typed_compiler.go:101 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of larksuite/cli@7fd6ef3c07 (2026-09-04). Data as JSON: /api/errors/81b936a05687dc03. Report an issue: GitHub.