package core

import "runtime/debug"

// Set via -ldflags "-X github.com/Jaculabilis/intake/core.Commit=..."
var Commit string = ""

func GetRevInfo() (rev string) {
	rev = Commit
	if rev == "" {
		// No build data embedded, try from runtime/debug
		if info, ok := debug.ReadBuildInfo(); ok {
			for _, setting := range info.Settings {
				if setting.Key == "vcs.revision" {
					rev = setting.Value + rev
				}
				if setting.Key == "vcs.modified" && setting.Value == "true" {
					rev = rev + "-dirty"
				}
			}
		}
	}
	return
}