main.py

import materialx.emoji
from markdown import markdown

def define_env(env):
    @env.macro
    def codebox(*, title, language, filepath):
        editLink = f"""{env.variables['config']['repo_url']}tree/{env.variables['config']['edit_uri'].split("/")[1]}/snippets/{filepath}"""
        icon = markdown(':material-link:',
            extensions=['pymdownx.emoji'],
            extension_configs={
                'pymdownx.emoji': {
                    'emoji_index': materialx.emoji.twemoji,
                    'emoji_generator': materialx.emoji.to_svg
                }
            }
        ).replace('<p>', '').replace('</p>', '')

        return f"""
```{language} title='{title} <a class="codeBoxTitleGitHubLink" href="{editLink}" title="View on GitHub">{icon}</a>'
--8<-- "{filepath}"
```
"""