fix(core): implement deleteCurrentNode command & fix node joining on Delete key

packages/core/src/commands/deleteCurrentNode.ts

@@ -0,0 +1,41 @@
+import { RawCommands } from '../types'
+
+declare module '@tiptap/core' {
+  interface Commands<ReturnType> {
+    deleteCurrentNode: {
+      /**
+       * Delete the node that currently has the selection anchor.
+       */
+      deleteCurrentNode: () => ReturnType,
+    }
+  }
+}
+
+export const deleteCurrentNode: RawCommands['deleteCurrentNode'] = () => ({ tr, dispatch }) => {
+  const { selection } = tr
+  const currentNode = selection.$anchor.node()
+
+  // if there is content inside the current node, break out of this command
+  if (currentNode.content.size > 0) {
+    return false
+  }
+
+  const $pos = tr.selection.$anchor
+
+  for (let depth = $pos.depth; depth > 0; depth -= 1) {
+    const node = $pos.node(depth)
+
+    if (node.type === currentNode.type) {
+      if (dispatch) {
+        const from = $pos.before(depth)
+        const to = $pos.after(depth)
+
+        tr.delete(from, to).scrollIntoView()
+      }
+
+      return true
+    }
+  }
+
+  return false
+}

packages/core/src/commands/index.ts

@@ -3,6 +3,7 @@ export * from './clearContent'
 export * from './clearNodes'
 export * from './command'
 export * from './createParagraphNear'
+export * from './deleteCurrentNode'
 export * from './deleteNode'
 export * from './deleteRange'
 export * from './deleteSelection'

packages/core/src/extensions/keymap.ts

@@ -37,6 +37,7 @@ export const Keymap = Extension.create({
 
     const handleDelete = () => this.editor.commands.first(({ commands }) => [
       () => commands.deleteSelection(),
+      () => commands.deleteCurrentNode(),
       () => commands.joinForward(),
       () => commands.selectNodeForward(),
     ])

packages/core/src/types.ts

@@ -252,3 +252,5 @@ export type TextSerializer = (props: {
 export type ExtendedRegExpMatchArray = RegExpMatchArray & {
   data?: Record<string, any>,
 }
+
+export type Dispatch = ((args?: any) => any) | undefined