folly::dynamic::push_back (dynamic.h) (#56676)

generatedunixname1389709262956747 · meta-codesync[bot] · commit 52ff3925963f · 2026-05-04T16:27:53.000-07:00
Summary: Pull Request resolved: #56676 Reviewed By: tmikov Differential Revision: D103664557 fbshipit-source-id: bcc53150cf357b025918b4dab9f19603284d602b
diff --git a/packages/react-native/ReactCommon/jsi/jsi/JSIDynamic.cpp b/packages/react-native/ReactCommon/jsi/jsi/JSIDynamic.cpp
@@ -169,6 +169,7 @@ folly::dynamic dynamicFromValue(
       // the stack.
       Array array = top.obj.getArray(runtime);
       size_t arraySize = array.size(runtime);
+      top.dyn->reserve(arraySize);
       for (size_t i = 0; i < arraySize; ++i) {
         top.dyn->push_back(nullptr);
       }

Original file line number	Diff line number	Diff line change
`@@ -169,6 +169,7 @@ folly::dynamic dynamicFromValue(`
`169`	`169`	`// the stack.`
`170`	`170`	`Array array = top.obj.getArray(runtime);`
`171`	`171`	`size_t arraySize = array.size(runtime);`
	`172`	`+ top.dyn->reserve(arraySize);`
`172`	`173`	`for (size_t i = 0; i < arraySize; ++i) {`
`173`	`174`	`top.dyn->push_back(nullptr);`
`174`	`175`	`}`