{% macro code_example(example_name) %}
  {% set example_data = load_data(path="/data/" ~ example_name ~ ".toml") %}
  
  {% for output_file in example_data.output_files %}
    {% if output_file is ending_with(".mp4") %}
      <video controls>
        <source src="{{ get_url(path=output_file) }}" type="video/mp4">
        您的浏览器不支持视频标签。
      </video>
    {% else %}
      <img src="{{ get_url(path=output_file) }}" alt="{{ example_data.name }} 示例输出">
    {% endif %}
  {% endfor %}
  
  {{ example_data.code | markdown }}
{% endmacro %}

{% macro process_code_block(content) %}
  {% set lines = content | split(pat="\n") %}
  {% set result = [] %}
  {% set i = 0 %}
  {% set in_code_block = false %}
  {% set code_block_content = [] %}
  
  {% for line in lines %}
    {% if line is starting_with("<p>!example-") and not in_code_block %}
      {% set parts = line | split(pat="!example-") %}
      {% set example_info = parts[1] | split(pat="</p>") %}
      {% set example_block = self::code_example(example_name=example_info[0]) %}
      {% set_global result = result | concat(with=example_block) %}
    {% else %}
      {% set_global result = result | concat(with=line) %}
    {% endif %}
  {% endfor %}
  
  {{ result | join(sep="\n") | safe }}
{% endmacro %}