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Allow MeasureFunc to be set to NULL no matter how many children a node has.

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Reviewed By: emilsjolander

Differential Revision: D4148727

fbshipit-source-id: 79a0f3ef1bf7b1dce9a14de96f870e35c042b78b
This commit is contained in:
Dustin Shahidehpour 2016-11-09 08:42:45 -08:00 committed by Facebook Github Bot
parent ef31c68911
commit 39798ae368
1 changed files with 7 additions and 2 deletions
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9
React/CSSLayout/CSSLayout.c
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@ -259,8 +259,13 @@ static void _CSSNodeMarkDirty(const CSSNodeRef node) {
}
void CSSNodeSetMeasureFunc(const CSSNodeRef node, CSSMeasureFunc measureFunc) {
CSS_ASSERT(CSSNodeChildCount(node) == 0, "Cannot set measure function: Nodes with measure functions cannot have children.");
node->measure = measureFunc;
// You can always NULLify the measure function of a node.
if (measureFunc == NULL) {
node->measure = NULL;
} else {
CSS_ASSERT(CSSNodeChildCount(node) == 0, "Cannot set measure function: Nodes with measure functions cannot have children.");
node->measure = measureFunc;
}
}
CSSMeasureFunc CSSNodeGetMeasureFunc(const CSSNodeRef node) {