From df40217427677f6dc4153673f7bacc07faf66d2f Mon Sep 17 00:00:00 2001
From: Hajime Hoshi <hajimehoshi@gmail.com>
Date: Sun, 9 May 2021 23:09:15 +0900
Subject: [PATCH] audio/internal/readerdriver: Skip operation on error (js)

---
 audio/internal/readerdriver/driver_js.go | 27 ++++++++++++++++--------
 1 file changed, 18 insertions(+), 9 deletions(-)

diff --git a/audio/internal/readerdriver/driver_js.go b/audio/internal/readerdriver/driver_js.go
index e6ce34d30..27e1a6cbd 100644
--- a/audio/internal/readerdriver/driver_js.go
+++ b/audio/internal/readerdriver/driver_js.go
@@ -126,7 +126,22 @@ func (c *context) Resume() error {
 	return nil
 }
 
+func (p *player) Play() {
+	if p.err != nil {
+		return
+	}
+	if p.state != playerPaused {
+		return
+	}
+	p.state = playerPlay
+	p.appendBuffer(js.Undefined(), nil)
+	p.appendBuffer(js.Undefined(), nil)
+}
+
 func (p *player) Pause() {
+	if p.err != nil {
+		return
+	}
 	if p.state != playerPlay {
 		return
 	}
@@ -232,20 +247,14 @@ func (p *player) appendBuffer(this js.Value, args []js.Value) interface{} {
 	return nil
 }
 
-func (p *player) Play() {
-	if p.state != playerPaused {
-		return
-	}
-	p.state = playerPlay
-	p.appendBuffer(js.Undefined(), nil)
-	p.appendBuffer(js.Undefined(), nil)
-}
-
 func (p *player) IsPlaying() bool {
 	return p.state == playerPlay
 }
 
 func (p *player) Reset() {
+	if p.err != nil {
+		return
+	}
 	if p.state == playerClosed {
 		return
 	}