Renders framed explanatory content.
Callout is display-only and uses a visible marker plus border so tone remains understandable without color.
Title, content, tone, marker, border, padding, and width.
Plain text without ANSI sequences or Blessed tags.
RangeError Thrown for empty content, invalid width or padding, or non-one-cell border characters and markers.
RangeError
Renders framed explanatory content.
Callout is display-only and uses a visible marker plus border so tone remains understandable without color.