Function fixDiagnostics

vscode-extension/src/extension.ts:230–260

Command 6: let QodeX fix the editor's reported problems in a file (or one diagnostic).

(documentUri?: vscode.Uri, range?: vscode.Range)

/** Command 6: let QodeX fix the editor's reported problems in a file (or one diagnostic). */
async function fixDiagnostics(documentUri?: vscode.Uri, range?: vscode.Range): Promise<void> {
  const uri = documentUri ?? vscode.window.activeTextEditor?.document.uri;
  if (!uri) { vscode.window.showWarningMessage('QodeX: no active file.'); return; }

  const { text, count } = collectDiagnostics(uri, range);
  if (count === 0) {
    vscode.window.showInformationMessage('QodeX: no errors or warnings to fix in this file.');
    return;
  }

  const filePath = uri.fsPath;
  const scope = range ? `the problem at line ${range.start.line + 1}` : `${count} problem(s)`;
  const choice = await vscode.window.showInformationMessage(
    `Let QodeX fix ${scope} in ${path.basename(filePath)}? It edits the file on disk — use Undo or git to revert.`,
    'Fix it', 'Cancel',
  );
  if (choice !== 'Fix it') return;

  await saveIfOpen(uri);
  const prompt =
    `Fix the following ${range ? 'problem' : 'problems'} in ${filePath} reported by the editor's language server:\n\n` +
    `${text}\n\n` +
    `Read the file first. Fix the ROOT CAUSE — don't just silence the symptom or suppress the warning. ` +
    `Keep the change minimal and scoped to these issues; do not introduce new ones or refactor unrelated code. ` +
    `After editing, verify with the project's typecheck/lint if one is available.`;

  const cfg = getConfig();
  const term = getOrCreateTerminal(getCwd());
  term.sendText(`${cfg.executablePath} ${shellQuote(prompt)}`);
  vscode.window.showInformationMessage('QodeX is fixing the problem(s) in the terminal — the file will update on disk when it finishes.');
}

/** Command 7: explain the problem(s) at the cursor (read-only — no edits). */
async function explainDiagnostic(documentUri?: vscode.Uri, range?: vscode.Range): Promise<void> {