
doc:   [
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h3"}, [
            DocChars("tSL6H"), DocGroup({"client": "d", "tag": "caret"}, []),
            DocChars("5")
        ]),
        DocGroup({"tag": "h3"}, [
            DocChars("PaMSyG"), DocGroup({"tag": "caret", "client": "c"}, []),
            DocChars(" ")
        ])
    ]),
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h3"}, [
            DocChars("5 1")
        ])
    ]),
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h3"}, [
            DocGroup({"tag": "caret", "client": "b"}, []),
            DocChars("02P el"), DocGroup({"tag": "caret", "client": "a"}, []),
            DocChars("l54 0 up with you?")
        ])
    ])
]

a_del: [
    DelGroup([
        DelGroup([
            DelChars(1), DelSkip(4), DelWithGroup([]),
            DelSkip(1)
        ]),
        DelWithGroup([
            DelSkip(1), DelChars(5), DelGroup([]),
            DelSkip(1)
        ])
    ]),
    DelWithGroup([
        DelWithGroup([
            DelSkip(1), DelChars(2)
        ])
    ]),
    DelWithGroup([
        DelGroup([
            DelGroup([]),
            DelSkip(5), DelChars(1), DelGroup([]),
            DelSkip(18)
        ])
    ])
]
a_add: [
    AddGroup({"tag": "p"}, [
        AddGroup({"tag": "caret", "client": "c"}, []),
        AddChars("D"), AddGroup({"tag": "caret", "client": "a"}, []),
        AddChars("T"), AddSkip(4), AddWithGroup([]),
        AddSkip(1)
    ]),
    AddWithGroup([
        AddSkip(1), AddChars("OJY"), AddSkip(1)
    ]),
    AddWithGroup([
        AddWithGroup([
            AddSkip(1), AddChars("h")
        ])
    ]),
    AddWithGroup([
        AddGroup({"tag": "pre"}, []),
        AddGroup({"tag": "p"}, [
            AddChars(" "), AddGroup({"client": "b", "tag": "caret"}, [])
        ]),
        AddGroup({"tag": "p"}, [
            AddSkip(6), AddChars("m"), AddSkip(17)
        ])
    ])
]

b_del: [
    DelWithGroup([
        DelGroup([
            DelSkip(4), DelChars(1), DelGroup([]),
            DelChars(1)
        ])
    ])
]
b_add: [
    AddWithGroup([
        AddGroup({"tag": "h3"}, [
            AddChars("0"), AddGroup({"tag": "caret", "client": "d"}, []),
            AddChars("0  "), AddSkip(4), AddChars("x ")
        ])
    ])
]
