
doc:   [
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h3"}, [
            DocChars("Ci"), DocGroup({"client": "c", "tag": "caret"}, []),
            DocChars("768"), DocGroup({"client": "d", "tag": "caret"}, []),
            DocChars("8 X"), DocGroup({"client": "a", "tag": "caret"}, []),
            DocChars("Rx rd")
        ]),
        DocGroup({"tag": "h1"}, [
            DocChars("p  ")
        ])
    ]),
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h3"}, [
            DocChars("AX"), DocGroup({"tag": "caret", "client": "b"}, []),
            DocChars("o world!")
        ])
    ]),
    DocGroup({"tag": "p"}, [
        DocChars("8What\'s up with you?")
    ])
]

a_del: [
    DelWithGroup([
        DelGroup([
            DelSkip(2), DelWithGroup([]),
            DelSkip(3), DelWithGroup([]),
            DelSkip(1), DelChars(2), DelGroup([]),
            DelSkip(4), DelChars(1)
        ]),
        DelGroup([
            DelSkip(3)
        ])
    ]),
    DelGroup([
        DelWithGroup([])
    ])
]
a_add: [
    AddWithGroup([
        AddGroup({"tag": "h3"}, [
            AddSkip(2), AddWithGroup([]),
            AddSkip(3), AddWithGroup([]),
            AddSkip(1), AddChars(" "), AddSkip(7)
        ])
    ]),
    AddWithGroup([
        AddGroup({"client": "a", "tag": "caret"}, [])
    ])
]

b_del: [
    DelWithGroup([
        DelGroup([
            DelSkip(2), DelWithGroup([]),
            DelSkip(3), DelWithGroup([]),
            DelSkip(3), DelWithGroup([]),
            DelSkip(5)
        ]),
        DelGroup([
            DelSkip(3)
        ])
    ]),
    DelWithGroup([
        DelGroup([
            DelSkip(1), DelChars(1), DelGroup([]),
            DelChars(1), DelSkip(1), DelChars(1), DelSkip(5)
        ])
    ])
]
b_add: [
    AddWithGroup([
        AddGroup({"tag": "h3"}, [
            AddSkip(2), AddWithGroup([]),
            AddSkip(3), AddWithGroup([]),
            AddSkip(3), AddWithGroup([]),
            AddSkip(5), AddChars(" "), AddGroup({"client": "b", "tag": "caret"}, []),
            AddSkip(3)
        ])
    ]),
    AddWithGroup([
        AddGroup({"tag": "h1"}, [
            AddSkip(1), AddChars("0"), AddSkip(6)
        ])
    ])
]
