Function addToken

packages/dev/s2-docs/scripts/generateMarkdownDocs.mjs:852–858

    const seen = new Set();

    const addToken = token => {
      if (!token || seen.has(token)) {
        return;
      }
      seen.add(token);
      tokens.push(token);
    };

    const formatValue = value => {
      if (typeof value === 'number') {