Viper Article - Viper replacing Config

app-viper.go

package app

import (
	// imports go here
	"github.com/spf13/viper"
)

// Common errors returned by this app.
var (
	ErrShutdown = fmt.Errorf("application shutdown gracefully")
)

// cfg is used across the app package to contain configuration.
var cfg *viper.Viper

// Run starts the primary application. It handles starting background services,
// populating package globals & structures, and clean up tasks.
func Run(c *viper.Viper) error {

	// Apply config provided by main
	cfg = c

	// Application logic goes here
}

// Stop is used to gracefully shutdown the server.
func Stop() {
	// Stop logic goes here
}