Method Adapt

caddyconfig/caddyfile/adapter.go:32–64

Adapt converts the Caddyfile config in body to Caddy JSON.

(body []byte, options map[string]any)

// Adapt converts the Caddyfile config in body to Caddy JSON.
func (a Adapter) Adapt(body []byte, options map[string]any) ([]byte, []caddyconfig.Warning, error) {
	if a.ServerType == nil {
		return nil, nil, fmt.Errorf("no server type")
	}
	if options == nil {
		options = make(map[string]any)
	}

	filename, _ := options["filename"].(string)
	if filename == "" {
		filename = "Caddyfile"
	}

	serverBlocks, err := Parse(filename, body)
	if err != nil {
		return nil, nil, err
	}

	cfg, warnings, err := a.ServerType.Setup(serverBlocks, options)
	if err != nil {
		return nil, warnings, err
	}

	// lint check: see if input was properly formatted; sometimes messy files parse
	// successfully but result in logical errors (the Caddyfile is a bad format, I'm sorry)
	if warning, different := FormattingDifference(filename, body); different {
		warnings = append(warnings, warning)
	}

	result, err := json.Marshal(cfg)

	return result, warnings, err
}

// FormattingDifference returns a warning and true if the formatted version
// is any different from the input; empty warning and false otherwise.