Split applyHeader turn-state half; drop inline stat err

game/save.go

@@ -369,6 +369,12 @@ func (g *RogueGame) applyHeader(st *SaveState) {
 	g.Level.Passages = st.Passages
 	g.Level.Stairs = st.Stairs
 	g.Level.TrapCount = st.TrapCount
+	g.applyTurnState(st)
+}
+
+// applyTurnState restores the in-turn command state (the second half of
+// applyHeader).
+func (g *RogueGame) applyTurnState(st *SaveState) {
 	g.After = st.After
 	g.Again = st.Again
 	g.NoScore = st.NoScoreF
@@ -598,7 +604,8 @@ func (g *RogueGame) saveFileName(useDefault bool) (string, bool) {
 // prompt, saveAbort quits (save.c save_game).
 func (g *RogueGame) saveCheckOverwrite(buf string) saveAnswer {
 	// test to see if the file exists
-	if _, statErr := os.Stat(buf); statErr != nil {
+	_, statErr := os.Stat(buf)
+	if statErr != nil {
 		return saveYes
 	}