[
    { "keys": ["'"], "command": "insert_snippet", "args": {"contents": "'"}, "context":
        [
            { "key": "setting.auto_match_enabled", "operator": "equal", "operand": true },
            { "key": "selector", "operator": "equal", "operand": "source.apfl", "match_all": true}
        ]
    }
]