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Add checkpoint/rollback to ReactNativeReconcileTransaction #7619

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Aug 30, 2016
Merged

Add checkpoint/rollback to ReactNativeReconcileTransaction #7619

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13 changes: 13 additions & 0 deletions src/renderers/native/ReactNativeReconcileTransaction.js
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Original file line number Diff line number Diff line change
Expand Up @@ -97,6 +97,19 @@ var Mixin = {
return ReactUpdateQueue;
},

/**
* Save current transaction state -- if the return value from this method is
* passed to `rollback`, the transaction will be reset to that state.
*/
checkpoint: function() {
// reactMountReady is the our only stateful wrapper
return this.reactMountReady.checkpoint();
},

rollback: function(checkpoint) {
this.reactMountReady.rollback(checkpoint);
},

/**
* `PooledClass` looks for this, and will invoke this before allowing this
* instance to be reused.
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