Inserting a new text at given cursor position

Question

I am working on customizing the codemirror for my new language mode. As part of this new mode implementation, I am writing a new tool bar where user can select some text and

Answer 1

This function is used to insert to the specified position and move the cursor to the end of the inserted text.

  function insertToCodeMirror(text) {
    const doc = codeMirrorInstance.getDoc();
    const cursor = codeMirrorInstance.getCursor();
    doc.replaceRange(text, cursor);
    codeMirrorInstance.focus();
    setTimeout(() => {
      cursor.ch += text.length;
      codeMirrorInstance.setCursor(cursor);
    }, 0);
  }