
doc:   [
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "p"}, [
            DocChars(" A6"), DocGroup({"tag": "caret", "client": "d"}, []),
            DocChars("6p"), DocGroup({"client": "c", "tag": "caret"}, []),
            DocChars("MG7"), DocGroup({"tag": "caret", "client": "b"}, [])
        ]),
        DocGroup({"tag": "h1"}, [
            DocChars("w ")
        ]),
        DocGroup({"tag": "h1"}, [
            DocChars(" 4N"), DocGroup({"tag": "caret", "client": "a"}, []),
            DocChars("V4Q 5F d4llo worldWhat\'s up with you?")
        ])
    ])
]

a_del: [
    DelGroup([
        DelWithGroup([
            DelSkip(3), DelWithGroup([]),
            DelSkip(2), DelWithGroup([]),
            DelSkip(2), DelChars(1), DelGroup([])
        ]),
        DelWithGroup([
            DelSkip(2)
        ]),
        DelWithGroup([
            DelSkip(2), DelChars(1), DelGroup([])
        ])
    ])
]
a_add: [
    AddWithGroup([
        AddSkip(3), AddWithGroup([]),
        AddSkip(2), AddWithGroup([]),
        AddSkip(1), AddChars("3"), AddGroup({"tag": "caret", "client": "b"}, []),
        AddSkip(1)
    ]),
    AddWithGroup([
        AddSkip(2)
    ]),
    AddWithGroup([
        AddSkip(2), AddGroup({"client": "a", "tag": "caret"}, []),
        AddChars("3")
    ])
]

b_del: [
    DelWithGroup([
        DelWithGroup([
            DelSkip(3), DelWithGroup([]),
            DelSkip(2), DelGroup([]),
            DelChars(1)
        ])
    ])
]
b_add: [
    AddWithGroup([
        AddWithGroup([
            AddSkip(3), AddWithGroup([]),
            AddSkip(2), AddChars("G7"), AddGroup({"client": "c", "tag": "caret"}, [])
        ])
    ])
]
