
doc:   [
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "pre"}, [
            DocGroup({"tag": "caret", "client": "c"}, []),
            DocChars("f"), DocGroup({"tag": "caret", "client": "d"}, []),
            DocChars("NX"), DocGroup({"tag": "caret", "client": "g"}, []),
            DocChars("63"), DocGroup({"tag": "caret", "client": "b"}, []),
            DocChars("a  mAodON ")
        ]),
        DocGroup({"tag": "pre"}, [
            DocChars("R"), DocGroup({"tag": "caret", "client": "e"}, []),
            DocGroup({"tag": "caret", "client": "a"}, []),
            DocChars("v6w")
        ]),
        DocGroup({"tag": "pre"}, [
            DocChars(" n W")
        ]),
        DocGroup({"tag": "pre"}, [
            DocGroup({"client": "f", "tag": "caret"}, []),
            DocChars(" Hnhat\'s up with you?")
        ])
    ])
]

a_del: [
    DelGroup([
        DelWithGroup([
            DelWithGroup([]),
            DelSkip(1), DelWithGroup([]),
            DelSkip(2), DelWithGroup([]),
            DelSkip(2), DelWithGroup([]),
            DelSkip(10)
        ]),
        DelWithGroup([
            DelSkip(1), DelWithGroup([]),
            DelGroup([])
        ]),
        DelSkip(2)
    ])
]
a_add: [
    AddWithGroup([
        AddWithGroup([]),
        AddSkip(1), AddWithGroup([]),
        AddSkip(2), AddWithGroup([]),
        AddSkip(2), AddWithGroup([]),
        AddSkip(10)
    ]),
    AddWithGroup([
        AddSkip(1), AddWithGroup([]),
        AddChars(" y"), AddGroup({"tag": "caret", "client": "a"}, []),
        AddChars(" ")
    ])
]

b_del: [
    DelWithGroup([
        DelWithGroup([
            DelWithGroup([]),
            DelSkip(1), DelWithGroup([]),
            DelSkip(2), DelWithGroup([]),
            DelSkip(2), DelGroup([])
        ])
    ])
]
b_add: [
    AddWithGroup([
        AddWithGroup([
            AddGroup({"tag": "caret", "client": "b"}, []),
            AddWithGroup([]),
            AddSkip(1), AddWithGroup([]),
            AddSkip(2), AddWithGroup([]),
            AddSkip(2)
        ])
    ])
]
