config

config example

<tmpl,code=go:cat config.go>

package main

import (
	"fmt"

	"github.com/jpillora/opts"
)

type Config struct {
	Foo string
	Bar string
}

func main() {

	c := Config{}

	opts.New(&c).
		ConfigPath("config.json").
		Parse()

	fmt.Println(c.Foo)
	fmt.Println(c.Bar)
}

<tmpl,code=json:cat config.json>

{
	"foo": "hello",
	"bar": "world"
}

$ config --bar moon

<tmpl,code:go run config.go --bar moon>

hello
moon

``` $ config --help ``` ``` plain

Usage: config [options]

Options: --foo, -f --bar, -b --help, -h

</tmpl>