Function buildWrappedStackCell

src/ui/diff/renderRows.tsx:394–423

Build wrapped stack-cell gutter/content lines while keeping continuation gutters blank.

(
  cell: StackLineCell,
  width: number,
  lineNumberDigits: number,
  showLineNumbers: boolean,
  prefixWidth: number,
  theme: AppTheme,
)

/** Build wrapped stack-cell gutter/content lines while keeping continuation gutters blank. */
function buildWrappedStackCell(
  cell: StackLineCell,
  width: number,
  lineNumberDigits: number,
  showLineNumbers: boolean,
  prefixWidth: number,
  theme: AppTheme,
) {
  const palette = stackCellPalette(cell.kind, theme);
  const { gutterWidth, contentWidth } = resolveStackCellGeometry(
    width,
    lineNumberDigits,
    showLineNumbers,
    prefixWidth,
  );
  const firstGutterText = stackGutterText(cell, lineNumberDigits, showLineNumbers).padEnd(
    gutterWidth,
  );
  const wrappedSpans = wrapSpans(cell.spans, contentWidth);

  return {
    gutterWidth,
    contentWidth,
    palette,
    lines: wrappedSpans.map((spans, index) => ({
      gutterText: index === 0 ? firstGutterText : " ".repeat(gutterWidth),
      spans,
    })),
  } satisfies WrappedCellLayout;
}

/** Convert a list of spans to fixed-width plain text while preserving logical clipping. */
function spansToPlainText(spans: RenderSpan[], width: number, horizontalOffset = 0) {