fix: Emojis and embeds cannot be copied to plain text clipboard (#3561)

shared/editor/nodes/Attachment.tsx

@@ -63,6 +63,7 @@ export default class Attachment extends Node {
           node.attrs.title,
         ];
       },
+      toPlainText: (node) => node.attrs.title,
     };
   }
 

shared/editor/nodes/Embed.tsx

@@ -50,6 +50,7 @@ export default class Embed extends Node {
         { class: "embed", src: node.attrs.href, contentEditable: "false" },
         0,
       ],
+      toPlainText: (node) => node.attrs.href,
     };
   }
 

shared/editor/nodes/Emoji.tsx

@@ -59,6 +59,7 @@ export default class Emoji extends Node {
         const text = document.createTextNode(`:${node.attrs["data-name"]}:`);
         return ["span", { class: "emoji" }, text];
       },
+      toPlainText: (node) => nameToEmoji[node.attrs["data-name"]],
     };
   }
 

shared/editor/nodes/HardBreak.ts

@@ -17,9 +17,8 @@ export default class HardBreak extends Node {
       group: "inline",
       selectable: false,
       parseDOM: [{ tag: "br" }],
-      toDOM() {
-        return ["br"];
-      },
+      toDOM: () => ["br"],
+      toPlainText: () => "\n",
     };
   }
 

shared/editor/nodes/Node.ts

@@ -1,8 +1,8 @@
 import { InputRule } from "prosemirror-inputrules";
 import { TokenConfig } from "prosemirror-markdown";
 import {
-  Node as ProsemirrorNode,
   NodeSpec,
+  Node as ProsemirrorNode,
   NodeType,
   Schema,
 } from "prosemirror-model";