Function yamlFieldNames

cmd/tempo-cli/cmd-migrate-config.go:23–37

yamlFieldNames returns the set of YAML tag names for the given struct type.

(v interface{})

// yamlFieldNames returns the set of YAML tag names for the given struct type.
func yamlFieldNames(v interface{}) map[string]bool {
	t := reflect.TypeOf(v)
	fields := make(map[string]bool, t.NumField())
	for i := range t.NumField() {
		tag := t.Field(i).Tag.Get("yaml")
		if tag == "-" {
			continue
		}
		name, _, _ := strings.Cut(tag, ",")
		if name != "" {
			fields[name] = true
		}
	}
	return fields
}

// asMap asserts that v is a map[string]interface{}, returning false if not.
// Callers should warn when this fails on user input, as it signals malformed YAML.