refactoring

packages/core/src/helpers/findChildren.ts

@@ -0,0 +1,22 @@
+import { Node as ProseMirrorNode } from 'prosemirror-model'
+import { Predicate } from '../types'
+
+type NodeWithPos = {
+  node: ProseMirrorNode,
+  pos: number,
+}
+
+export default function findChildren(node: ProseMirrorNode, predicate: Predicate): NodeWithPos[] {
+  const nodesWithPos: NodeWithPos[] = []
+
+  node.descendants((child, pos) => {
+    if (predicate(child)) {
+      nodesWithPos.push({
+        node: child,
+        pos,
+      })
+    }
+  })
+
+  return nodesWithPos
+}