Validate MusicXML in parseMusicXML() and update demo to better reject…

… invalid files

demo/demo.mjs

@@ -322,13 +322,14 @@ function handleSheetSelect(e) {
 }
 
 async function handleFileBuffer(buffer) {
-  const parseResult = await MusicXMLPlayer.parseMusicXML(buffer);
-  if (parseResult) {
+  try {
+    const parseResult = await MusicXMLPlayer.parseMusicXML(buffer);
+    console.log(parseResult);
     g_state.musicXml = parseResult.musicXml;
     g_state.params.delete('sheet');
     createPlayer();
   }
-  else {
+  catch (error) {
     try {
       const ireal = new TextDecoder().decode(buffer);
       populateSheets(ireal);

dist/musicxml-player.esm.js

@@ -1,5 +1,5 @@
 /*!
- * musicxml-player v0.14.0
+ * musicxml-player v0.15.0
  * (c) Karim Ratib <[email protected]> (https://github.com/infojunkie)
  * Released under the GPL-3.0-only License.
  */
@@ -5844,8 +5844,9 @@ function _parseCompressedMusicXML(mxml, queries) {
             text: decoder.decode(containerBuf),
         });
         const rootFile = SaxonJS2_rtExports.XPath.evaluate('//rootfile[1]/@full-path', doc);
-        if (!rootFile)
-            throw new Error('Invalid compressed MusicXML file does not contain rootfile/@full-path.');
+        if (!rootFile) {
+            throw new Error('[parseMusicXML] Invalid compressed MusicXML file does not contain rootfile/@full-path.');
+        }
         // Parse root document as MusicXML.
         const rootBuf = yield entries[rootFile.value].arrayBuffer();
         return _parseUncompressedMusicXML(decoder.decode(rootBuf), queries);
@@ -5859,7 +5860,11 @@ function _parseUncompressedMusicXML(musicXml, queries) {
             encoding: 'utf8',
             text: musicXml,
         });
-        const version = (_a = SaxonJS2_rtExports.XPath.evaluate('//score-partwise/@version', doc)) !== null && _a !== void 0 ? _a : {
+        const valid = SaxonJS2_rtExports.XPath.evaluate('boolean(//score-partwise | //score-timewise)', doc);
+        if (!valid) {
+            throw new Error('[parseMusicXML] Invalid MusicXML file contains neither score-partwise nor score-timewise.');
+        }
+        const version = (_a = SaxonJS2_rtExports.XPath.evaluate('//score-partwise/@version | //score-timewise/@version', doc)) !== null && _a !== void 0 ? _a : {
             value: '(unknown)',
         };
         console.debug(`[parseMusicXML] MusicXML version ${version.value}`);
@@ -13795,7 +13800,7 @@ class WebAudioFontOutput {
 }
 
 var name = "musicxml-player";
-var version = "0.14.0";
+var version = "0.15.0";
 var description = "A simple JavaScript component that loads and plays MusicXML files in the browser using Web Audio and Web MIDI.";
 var main = "dist/musicxml-player.esm.js";
 var type = "module";

package.json

@@ -1,6 +1,6 @@
 {
   "name": "musicxml-player",
-  "version": "0.14.0",
+  "version": "0.15.0",
   "description": "A simple JavaScript component that loads and plays MusicXML files in the browser using Web Audio and Web MIDI.",
   "main": "dist/musicxml-player.esm.js",
   "type": "module",