Function peek

src/common/markdown-span.ts:23–32

()

  };

  const peek = () => {
    if (t[i] === '\\' && t[i + 1] !== undefined) {
      // Escape characters
      if ('\\`*_{}[]<>()#+-.!|'.includes(t[i + 1])) {
        i += 1;
        return t[i];
      }
    }
    return t[i];
  };

  const consume = () => {
    const c = peek();