replace toggleBlockType with toggleNode(

packages/core/src/commands/toggleNode.ts

@@ -0,0 +1,19 @@
+import { NodeType } from 'prosemirror-model'
+import { Command } from '../types'
+import nodeIsActive from '../utils/nodeIsActive'
+import getNodeType from '../utils/getNodeType'
+
+/**
+ * Toggle a node with another node.
+ */
+export const toggleNode = (typeOrName: string | NodeType, toggleTypeOrName: string | NodeType, attrs = {}): Command => ({ state, commands }) => {
+  const type = getNodeType(typeOrName, state.schema)
+  const toggleType = getNodeType(toggleTypeOrName, state.schema)
+  const isActive = nodeIsActive(state, type, attrs)
+
+  if (isActive) {
+    return commands.setNode(toggleType)
+  }
+
+  return commands.setNode(type, attrs)
+}