Function normalizeNode

packages/core/src/react/plugins/SlateReactExtensionPlugin.ts:66–74

(entry, options)

  .overrideEditor(({ editor, tf: { normalizeNode } }) => ({
    transforms: {
      normalizeNode(entry, options) {
        if (isDefined(entry[0]._memo)) {
          editor.tf.unsetNodes('_memo', { at: entry[1] });

          return;
        }

        normalizeNode(entry, options);
      },
    },
  }));