Made inserting links not call insertText when text is the same

Author: matthewlipski

packages/core/src/editor/managers/StyleManager.ts

@@ -169,7 +169,12 @@ export class StyleManager<
       const { from, to } = tr.selection;
 
       if (text) {
-        tr.insertText(text, from, to).addMark(from, from + text.length, mark);
+        const existingText = tr.doc.textBetween(from, to);
+        if (text !== existingText) {
+          tr.insertText(text, from, to);
+        }
+
+        tr.addMark(from, from + text.length, mark);
       } else {
         tr.setSelection(TextSelection.create(tr.doc, to)).addMark(
           from,

packages/core/src/extensions/LinkToolbar/LinkToolbar.ts

@@ -88,7 +88,12 @@ export const LinkToolbarExtension = createExtension(({ editor }) => {
         if (!range) {
           return;
         }
-        tr.insertText(text, range.from, range.to);
+
+        const existingText = tr.doc.textBetween(range.from, range.to);
+        if (text !== existingText) {
+          tr.insertText(text, range.from, range.to);
+        }
+
         tr.addMark(
           range.from,
           range.from + text.length,