
doc:   [
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h3"}, [
            DocChars("w8X"), DocGroup({"client": "d", "tag": "caret"}, [])
        ]),
        DocGroup({"tag": "pre"}, [
            DocChars("jK 6eJY1 2q jrevkG")
        ]),
        DocGroup({"tag": "pre"}, [
            DocChars("q"), DocGroup({"client": "e", "tag": "caret"}, []),
            DocChars("8"), DocGroup({"tag": "caret", "client": "a"}, []),
            DocChars(" I")
        ]),
        DocGroup({"tag": "h3"}, []),
        DocGroup({"tag": "p"}, [
            DocChars("m"), DocGroup({"client": "b", "tag": "caret"}, []),
            DocChars("5 4UJic")
        ])
    ]),
    DocGroup({"tag": "h1"}, [
        DocChars(" 3x27 ")
    ]),
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h3"}, [
            DocChars("  D")
        ]),
        DocGroup({"tag": "p"}, [
            DocChars("t4"), DocGroup({"tag": "caret", "client": "c"}, []),
            DocChars(" M llo wcWhat\'s up with you?")
        ])
    ])
]

a_del: [
    DelWithGroup([
        DelWithGroup([
            DelSkip(3), DelWithGroup([])
        ]),
        DelGroup([
            DelSkip(17), DelChars(1)
        ]),
        DelGroup([
            DelChars(1), DelWithGroup([]),
            DelSkip(1), DelGroup([]),
            DelChars(2)
        ])
    ])
]
a_add: [
    AddWithGroup([
        AddWithGroup([
            AddSkip(3), AddWithGroup([])
        ]),
        AddGroup({"tag": "pre"}, [
            AddSkip(17), AddChars("k7"), AddGroup({"client": "a", "tag": "caret"}, []),
            AddWithGroup([]),
            AddSkip(1), AddChars("W ")
        ])
    ])
]

b_del: [
    DelGroup([
        DelWithGroup([
            DelSkip(3), DelWithGroup([])
        ]),
        DelGroup([
            DelSkip(18)
        ]),
        DelGroup([
            DelSkip(1), DelWithGroup([]),
            DelSkip(1), DelWithGroup([]),
            DelSkip(2)
        ]),
        DelWithGroup([]),
        DelWithGroup([
            DelChars(1), DelGroup([]),
            DelSkip(1)
        ])
    ])
]
b_add: [
    AddWithGroup([
        AddSkip(3), AddWithGroup([])
    ]),
    AddGroup({"tag": "pre"}, [
        AddSkip(18), AddChars("4"), AddGroup({"tag": "caret", "client": "b"}, []),
        AddSkip(1), AddWithGroup([]),
        AddSkip(1), AddWithGroup([]),
        AddSkip(2)
    ]),
    AddWithGroup([]),
    AddWithGroup([
        AddSkip(1), AddChars("5")
    ])
]
