crgimenes/goConfig

/*
Example with configuration file.
*/
package main

import (
    "encoding/json"

    goconfig "crg.eti.br/go/config"
    _ "crg.eti.br/go/config/json"
)

type mongoDB struct {
    Host string `json:"host" cfg:"host" cfgDefault:"example.com"`
    Port int    `json:"port" cfg:"port" cfgDefault:"999"`
}

type systemUser struct {
    Name     string `json:"name" cfg:"name"`
    Password string `json:"passwd" cfg:"passwd"`
}

type configTest struct {
    DebugMode bool `json:"debug" cfg:"debug" cfgDefault:"false"`
    Domain    string
    User      systemUser `json:"user" cfg:"user"`
    MongoDB   mongoDB    `json:"mongodb" cfg:"mongodb"`
}

func main() {
    config := configTest{}

    goconfig.File = "config.json"
    err := goconfig.Parse(&config)
    if err != nil {
        println(err)
        return
    }

    // just print struct on screen
    j, _ := json.MarshalIndent(config, "", "\t")
    println(string(j))
}