Move the JSPF playlist code into public module

pkg/jspf/extensions_test.go

@@ -0,0 +1,74 @@
+/*
+Copyright © 2023 Philipp Wolfer <phw@uploadedlobster.com>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+package jspf_test
+
+import (
+	"bytes"
+	"fmt"
+	"log"
+	"time"
+
+	"go.uploadedlobster.com/scotty/pkg/jspf"
+)
+
+func ExampleMusicBrainzTrackExtension() {
+	pl := jspf.JSPF{
+		Playlist: jspf.Playlist{
+			Date: time.Date(2023, 11, 24, 07, 47, 50, 0, time.UTC),
+			Tracks: []jspf.Track{
+				{
+					Title: "Oweynagat",
+					Extension: map[string]any{
+						jspf.MusicBrainzTrackExtensionId: jspf.MusicBrainzTrackExtension{
+							AddedAt: time.Date(2023, 11, 24, 07, 47, 50, 0, time.UTC),
+							AddedBy: "scotty",
+						},
+					},
+				},
+			},
+		},
+	}
+	buf := bytes.NewBuffer(make([]byte, 0, 10))
+	err := pl.Write(buf)
+	if err != nil {
+		log.Fatal(err)
+	}
+	fmt.Print(buf.String())
+	// Output:
+	// {
+	// 	"playlist": {
+	// 		"date": "2023-11-24T07:47:50Z",
+	// 		"track": [
+	// 			{
+	// 				"title": "Oweynagat",
+	// 				"extension": {
+	// 					"https://musicbrainz.org/doc/jspf#track": {
+	// 						"added_at": "2023-11-24T07:47:50Z",
+	// 						"added_by": "scotty"
+	// 					}
+	// 				}
+	// 			}
+	// 		]
+	// 	}
+	// }
+}