
doc:   [
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h1"}, [
            DocGroup({"tag": "caret", "client": "a"}, []),
            DocGroup({"client": "e", "tag": "caret"}, []),
            DocChars("N6 "), DocGroup({"tag": "caret", "client": "c"}, []),
            DocChars("  4"), DocGroup({"client": "d", "tag": "caret"}, []),
            DocChars("l "), DocGroup({"tag": "caret", "client": "f"}, []),
            DocChars("ello wof")
        ]),
        DocGroup({"tag": "h1"}, [
            DocGroup({"tag": "caret", "client": "b"}, []),
            DocChars(" 7")
        ])
    ]),
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h1"}, [
            DocChars("hat\'s up with you?")
        ])
    ])
]

a_del: [
    DelWithGroup([
        DelGroup([
            DelGroup([]),
            DelSkip(20)
        ])
    ])
]
a_add: [
    AddWithGroup([
        AddGroup({"tag": "p"}, [
            AddChars("ix w"), AddGroup({"client": "a", "tag": "caret"}, []),
            AddSkip(20)
        ])
    ])
]

b_del: [
    DelGroup([
        DelWithGroup([
            DelWithGroup([]),
            DelWithGroup([]),
            DelSkip(3), DelWithGroup([]),
            DelSkip(3), DelWithGroup([]),
            DelSkip(2), DelWithGroup([]),
            DelSkip(8)
        ]),
        DelWithGroup([
            DelGroup([]),
            DelChars(2)
        ])
    ]),
    DelWithGroup([
        DelGroup([
            DelSkip(18)
        ])
    ])
]
b_add: [
    AddWithGroup([
        AddWithGroup([]),
        AddWithGroup([]),
        AddSkip(3), AddWithGroup([]),
        AddSkip(3), AddWithGroup([]),
        AddSkip(2), AddWithGroup([]),
        AddSkip(8)
    ]),
    AddWithGroup([
        AddChars(" Ye")
    ]),
    AddWithGroup([
        AddGroup({"tag": "p"}, [
            AddChars("UC"), AddGroup({"tag": "caret", "client": "b"}, []),
            AddChars("  "), AddSkip(18)
        ])
    ])
]
