[ios, osx] Fixed direction formatter edge cases

Fixed an issue causing angles that are multiples of 360°, such as 720°, to be described as 0 o’clock. Fixed a crash when a compass direction is close enough to 360° to round up to 360°.

1 files changed, 1 insertions, 1 deletions

diff --git a/platform/darwin/src/MGLCompassDirectionFormatter.m b/platform/darwin/src/MGLCompassDirectionFormatter.m
index 8a4118ba55..c46fe9e4d5 100644
--- a/platform/darwin/src/MGLCompassDirectionFormatter.m
+++ b/platform/darwin/src/MGLCompassDirectionFormatter.m
@@ -98,7 +98,7 @@
         NSAssert(shortStrings.count == longStrings.count, @"Long and short compass direction string arrays must have the same size.");
     });
     
-    NSInteger cardinalPoint = round(wrap(direction, 0, 360) / 360 * shortStrings.count);
+    NSInteger cardinalPoint = wrap(round(wrap(direction, 0, 360) / 360 * shortStrings.count), 0, shortStrings.count);
     switch (self.unitStyle) {
         case NSFormattingUnitStyleShort:
             return shortStrings[cardinalPoint];