diff options
| -rw-r--r-- | platform/darwin/src/MGLStyle.mm | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/platform/darwin/src/MGLStyle.mm b/platform/darwin/src/MGLStyle.mm index f1537f9496..e63e5e0aa8 100644 --- a/platform/darwin/src/MGLStyle.mm +++ b/platform/darwin/src/MGLStyle.mm @@ -168,6 +168,13 @@ static NSURL *MGLStyleURL_emerald; - (void)removeLayer:(MGLStyleLayer *)layer { + if (!layer.layer) { + [NSException raise:NSInvalidArgumentException format: + @"The style layer %@ cannot be removed from the style. " + @"Make sure the style layer was created as a member of a concrete subclass of MGLStyleLayer.", + layer]; + } + self.mapView.mbglMap->removeLayer(layer.identifier.UTF8String); } @@ -218,6 +225,13 @@ static NSURL *MGLStyleURL_emerald; - (void)removeSource:(MGLSource *)source { + if (!source.rawSource) { + [NSException raise:NSInvalidArgumentException format: + @"The source %@ cannot be removed from the style. " + @"Make sure the source was created as a member of a concrete subclass of MGLSource.", + source]; + } + self.mapView.mbglMap->removeSource(source.identifier.UTF8String); // Once a mbgl source is removed from the map, ownership does not return |