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Fix using ASDisplayNodePerformBlockOnEveryNode if node is loaded and has shouldRasterizeDescendants enabled (#2179)

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We don't call the block on every subnode if the node that is passed in ASDisplayNodePerformBlockOnEveryNode has shouldRasterizeDescendants enabled as it tries to iterate through the sublayer hierarchy, but there are no sublayers
This commit is contained in:
Michael Schneider
2016-09-01 12:04:21 -07:00
committed by Adlai Holler
parent 6db9bf39f1
commit 7ef6c0ff2c
2 changed files with 23 additions and 1 deletions
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2
AsyncDisplayKit/ASDisplayNodeExtras.mm
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@@ -54,7 +54,7 @@ extern void ASDisplayNodePerformBlockOnEveryNode(CALayer *layer, ASDisplayNode *
layer = node.layer;
}
if (layer) {
if (layer && node.shouldRasterizeDescendants == NO) {
/// NOTE: The docs say `sublayers` returns a copy, but it does not.
/// See: http://stackoverflow.com/questions/14854480/collection-calayerarray-0x1ed8faa0-was-mutated-while-being-enumerated
for (CALayer *sublayer in [[layer sublayers] copy]) {