package auger

import (
	`honnef.co/go/augeas`
)

// Eval returns an evaluated set of flags.
func (a *AugFlags) Eval() (augFlags augeas.Flag) {

	if a == nil {
		return
	}

	augFlags = augeas.None

	if a.Backup != nil && *a.Backup {
		augFlags |= augeas.SaveBackup
	}
	if a.NewFile != nil && *a.NewFile {
		augFlags |= augeas.SaveNewFile
	}
	if a.TypeCheck != nil && *a.TypeCheck {
		augFlags |= augeas.TypeCheck
	}
	if a.NoDfltModLoad != nil && *a.NoDfltModLoad {
		augFlags |= augeas.NoModlAutoload
	}
	if a.DryRun != nil && *a.DryRun {
		augFlags |= augeas.SaveNoop
	}
	if a.NoTree != nil && *a.NoTree {
		augFlags |= augeas.NoLoad
	}
	if a.NoAutoModLoad != nil && *a.NoAutoModLoad {
		augFlags |= augeas.NoModlAutoload
	}
	if a.EnableSpan != nil && *a.EnableSpan {
		augFlags |= augeas.EnableSpan
	}
	if a.NoErrClose != nil && *a.NoErrClose {
		augFlags |= augeas.NoErrClose
	}

	return
}