Function formatToken

src/utils/markdown.ts:49–280

(
  token: Token,
  theme: ThemeName,
  listDepth = 0,
  orderedListNumber: number | null = null,
  parent: Token | null = null,
  highlight: CliHighlight | null = null,
)

}

export function formatToken(
  token: Token,
  theme: ThemeName,
  listDepth = 0,
  orderedListNumber: number | null = null,
  parent: Token | null = null,
  highlight: CliHighlight | null = null,
): string {
  switch (token.type) {
    case 'blockquote': {
      const inner = (token.tokens ?? [])
        .map(_ => formatToken(_, theme, 0, null, null, highlight))
        .join('')
      // Prefix each line with a dim vertical bar. Keep text italic but at
      // normal brightness — chalk.dim is nearly invisible on dark themes.
      const bar = chalk.dim(BLOCKQUOTE_BAR)
      return inner
        .split(EOL)
        .map(line =>
          stripAnsi(line).trim() ? `${bar} ${chalk.italic(line)}` : line,
        )
        .join(EOL)
    }
    case 'code': {
      if (!highlight) {
        return token.text + EOL
      }
      let language = 'plaintext'
      if (token.lang) {
        if (highlight.supportsLanguage(token.lang)) {
          language = token.lang
        } else {
          logForDebugging(
            `Language not supported while highlighting code, falling back to plaintext: ${token.lang}`,
          )
        }
      }
      return highlight.highlight(token.text, { language }) + EOL
    }
    case 'codespan': {
      // inline code
      return color('permission', theme)(token.text)
    }
    case 'em':
      return chalk.italic(
        (token.tokens ?? [])
          .map(_ => formatToken(_, theme, 0, null, parent, highlight))
          .join(''),
      )
    case 'strong':
      return chalk.bold(
        (token.tokens ?? [])
          .map(_ => formatToken(_, theme, 0, null, parent, highlight))
          .join(''),
      )
    case 'heading':
      switch (token.depth) {
        case 1: // h1