package service import ( "encoding/json" "io" "path/filepath" ) type Config struct { DatabasePath string `json:"databasePath"` TemplateDirectoryPath string `json:"templateDirectoryPath"` HostName string `json:"hostName"` } func ReadConfigFrom(reader io.Reader) (Config, error) { var config Config err := json.NewDecoder(reader).Decode(&config) if err != nil { return Config{}, err } config.DatabasePath, err = filepath.Abs(config.DatabasePath) if err != nil { return Config{}, err } config.TemplateDirectoryPath, err = filepath.Abs(config.TemplateDirectoryPath) if err != nil { return Config{}, err } return config, nil }