
doc:   [
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h3"}, [
            DocGroup({"client": "a", "tag": "caret"}, []),
            DocChars("qB05tc1Kf"), DocGroup({"tag": "caret", "client": "b"}, []),
            DocChars("25o"), DocGroup({"client": "d", "tag": "caret"}, [])
        ]),
        DocGroup({"tag": "h3"}, [
            DocChars("0")
        ]),
        DocGroup({"tag": "h3"}, [
            DocChars(" "), DocGroup({"client": "c", "tag": "caret"}, []),
            DocChars("H")
        ]),
        DocGroup({"tag": "h3"}, [
            DocChars("p 7 ")
        ])
    ]),
    DocGroup({"tag": "pre"}, [
        DocChars("Y "), DocGroup({"tag": "caret", "client": "f"}, []),
        DocChars("55"), DocGroup({"client": "e", "tag": "caret"}, []),
        DocChars("m47 t6  B53What\'s up with you?")
    ])
]

a_del: [
    DelWithGroup([
        DelGroup([
            DelGroup([]),
            DelSkip(8), DelChars(1), DelGroup([]),
            DelSkip(3), DelWithGroup([])
        ]),
        DelGroup([
            DelSkip(1)
        ]),
        DelSkip(1)
    ])
]
a_add: [
    AddWithGroup([
        AddGroup({"tag": "h3"}, [
            AddSkip(1), AddChars("L"), AddGroup({"tag": "caret", "client": "b"}, []),
            AddSkip(10), AddWithGroup([]),
            AddChars(" k")
        ]),
        AddGroup({"tag": "h3"}, [
            AddSkip(1)
        ]),
        AddWithGroup([
            AddGroup({"tag": "caret", "client": "a"}, [])
        ])
    ])
]

b_del: [
    DelWithGroup([
        DelWithGroup([
            DelWithGroup([]),
            DelSkip(9), DelWithGroup([]),
            DelSkip(3), DelWithGroup([])
        ]),
        DelWithGroup([
            DelSkip(1)
        ]),
        DelGroup([
            DelChars(1), DelGroup([]),
            DelChars(1)
        ])
    ])
]
b_add: [
    AddWithGroup([
        AddWithGroup([
            AddWithGroup([]),
            AddSkip(9), AddWithGroup([]),
            AddSkip(3), AddWithGroup([])
        ]),
        AddWithGroup([
            AddSkip(1)
        ]),
        AddGroup({"tag": "h3"}, [
            AddChars("iaT"), AddGroup({"tag": "caret", "client": "c"}, []),
            AddChars(" ")
        ])
    ])
]
