Function updateMarkerTitleForStep

src/utils.ts:179–201

(tour: CodeTour, stepNumber: number)

}

async function updateMarkerTitleForStep(tour: CodeTour, stepNumber: number) {
  if (!isMarkerStep(tour, stepNumber)) {
    return;
  }

  const uri = await getStepFileUri(
    tour.steps[stepNumber],
    getWorkspaceUri(tour),
    tour.ref
  );

  const document = await workspace.openTextDocument(uri);
  const stepMarkerPrefix = getStepMarkerPrefix(tour);

  const markerPattern = new RegExp(
    `${stepMarkerPrefix}\\.${stepNumber + 1}\\s*[-:]\\s*(.*)`
  );

  const match = document.getText().match(markerPattern);
  if (match) {
    tour.steps[stepNumber].markerTitle = match[1];
  }
}

async function updateMarkerTitlesForTour(tour: CodeTour) {
  if (!isMarkerTour(tour)) {