
doc:   [
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h2"}, [
            DocChars("O"), DocGroup({"tag": "caret", "client": "a"}, []),
            DocChars("e7 ")
        ])
    ]),
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "pre"}, [
            DocChars("E"), DocGroup({"tag": "caret", "client": "f"}, []),
            DocChars("i2xo"), DocGroup({"tag": "caret", "client": "d"}, []),
            DocChars(" 6  "), DocGroup({"client": "c", "tag": "caret"}, [])
        ]),
        DocGroup({"tag": "pre"}, [
            DocChars("Y"), DocGroup({"client": "b", "tag": "caret"}, []),
            DocChars("SD")
        ]),
        DocGroup({"tag": "pre"}, [
            DocChars("  BI")
        ])
    ]),
    DocGroup({"tag": "p"}, [
        DocChars(" um 82A"), DocGroup({"client": "g", "tag": "caret"}, []),
        DocChars("5uc G3023328")
    ]),
    DocGroup({"tag": "p"}, [
        DocChars("4"), DocGroup({"tag": "caret", "client": "e"}, []),
        DocChars("4a5e th you?")
    ])
]

a_del: [
    DelWithGroup([
        DelGroup([
            DelChars(1), DelGroup([]),
            DelChars(1), DelSkip(2)
        ])
    ]),
    DelGroup([
        DelGroup([
            DelSkip(1), DelWithGroup([]),
            DelSkip(4), DelWithGroup([]),
            DelSkip(2), DelChars(1), DelSkip(1), DelGroup([])
        ]),
        DelWithGroup([
            DelChars(1), DelGroup([])
        ]),
        DelSkip(1)
    ])
]
a_add: [
    AddWithGroup([
        AddGroup({"tag": "h2"}, [
            AddChars("8"), AddGroup({"client": "a", "tag": "caret"}, []),
            AddChars(" "), AddSkip(2)
        ])
    ]),
    AddGroup({"tag": "h1"}, [
        AddSkip(1), AddWithGroup([]),
        AddSkip(4), AddWithGroup([]),
        AddSkip(1), AddChars(" "), AddGroup({"client": "c", "tag": "caret"}, []),
        AddChars("0"), AddSkip(2), AddGroup({"client": "b", "tag": "caret"}, []),
        AddChars("N")
    ]),
    AddWithGroup([
        AddChars("s")
    ]),
    AddSkip(1)
]

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