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remove Immutable.is check in node shouldComponentUpdate

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This commit is contained in:
Ian Storm Taylor 2016-11-18 12:56:40 -08:00
parent e9c3856bc6
commit 43d6a882c1
1 changed files with 6 additions and 6 deletions
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12
src/components/node.js
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@ -99,13 +99,13 @@ class Node extends React.Component {
return true
}
// If the node has changed, update.
// If the node has changed, update. PERF: There are certain cases where the
// node instance will have changed, but it's properties will be exactly the
// same (copy-paste, delete backwards, etc.) in which case this will not
// catch a potentially avoidable re-render. But those cases should be much
// rarer than trying to deeply evaluate any changes in all nodes.
if (nextProps.node != this.props.node) {
if (!IS_DEV || !Immutable.is(nextProps.node, this.props.node)) {
return true
} else {
warn('A new immutable Node instance was encountered with an identical structure to the previous instance. This is usually a mistake and can impact performance. Make sure to preserve immutable references when nothing has changed. The node in question was:', nextProps.node)
}
return true
}
const nextHasEdgeIn = nextProps.state.selection.hasEdgeIn(nextProps.node)