Slightly better error handling in -[MIKMIDISequence initWithFileAtURL…

…:...].
mixedinkey-opensource · Mar 8, 2016 · 7671d1d · 7671d1d
1 parent c4a9f63
commit 7671d1d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/Source/MIKMIDISequence.m b/Source/MIKMIDISequence.m
@@ -76,6 +76,7 @@ - (instancetype)initWithFileAtURL:(NSURL *)fileURL error:(NSError **)error;
 - (instancetype)initWithFileAtURL:(NSURL *)fileURL convertMIDIChannelsToTracks:(BOOL)convertMIDIChannelsToTracks error:(NSError **)error
 {
     NSData *data = [NSData dataWithContentsOfURL:fileURL options:0 error:error];
+	if (!data) return nil;
 	return [self initWithData:data convertMIDIChannelsToTracks:convertMIDIChannelsToTracks error:error];
 }
 
@@ -96,7 +97,7 @@ - (instancetype)initWithData:(NSData *)data error:(NSError **)error
 
 - (instancetype)initWithData:(NSData *)data convertMIDIChannelsToTracks:(BOOL)convertMIDIChannelsToTracks error:(NSError **)error
 {
-	error = error ? error : &(NSError *__autoreleasing){ nil };
+	error = error ?: &(NSError *__autoreleasing){ nil };
 
     MusicSequence sequence;
     OSStatus err = NewMusicSequence(&sequence);