docs: function prettify (luaCode) {
    const lines = luaCode
      .split("\n")
      .map(line => line.trim());
  
    const { code } = lines.reduce((result, line) => {
      const { code, indentation } = result;
      let currentIndentation = indentation;
      let nextLineIndentation = indentation;
  
      if (indentIncrease.some(entry => entry(line))) {
        nextLineIndentation++;
      }
  
      if (indentDecrease.some(entry => entry(line))) {
        currentIndentation--;
        nextLineIndentation--;
      }
  
      code.push(line && line.padStart(line.length + currentIndentation * 2) || line);
  
      return {
        code,
        indentation: Math.max(0, nextLineIndentation)
      };
    }, {
      code: [],
      indentation: 0
    });
  
    return code.join("\n");
  }