
doc:   [
    DocGroup({"tag": "h1"}, [
        DocGroup({"client": "d", "tag": "caret"}, []),
        DocChars("lK"), DocGroup({"tag": "caret", "client": "a"}, []),
        DocChars("3biL"), DocGroup({"client": "e", "tag": "caret"}, []),
        DocChars("m0")
    ]),
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h2"}, [
            DocGroup({"tag": "caret", "client": "b"}, []),
            DocChars("w "), DocGroup({"tag": "caret", "client": "c"}, []),
            DocChars(" 4Qe")
        ])
    ]),
    DocGroup({"tag": "h1"}, [
        DocChars("3a llo world!hat\'s up with you?")
    ])
]

a_del: [
    DelWithGroup([
        DelGroup([]),
        DelSkip(1), DelChars(1), DelGroup([]),
        DelChars(1), DelSkip(3), DelWithGroup([]),
        DelSkip(1), DelChars(1)
    ]),
    DelGroup([
        DelWithGroup([
            DelGroup([]),
            DelChars(2), DelGroup([])
        ])
    ])
]
a_add: [
    AddGroup({"tag": "bullet"}, [
        AddWithGroup([
            AddChars(" "), AddGroup({"client": "d", "tag": "caret"}, []),
            AddSkip(1), AddChars("5"), AddSkip(3), AddWithGroup([]),
            AddSkip(1), AddChars("4"), AddGroup({"tag": "caret", "client": "c"}, [])
        ])
    ]),
    AddWithGroup([
        AddGroup({"client": "a", "tag": "caret"}, []),
        AddChars(" X"), AddGroup({"client": "b", "tag": "caret"}, [])
    ])
]

b_del: [
    DelWithGroup([
        DelWithGroup([]),
        DelSkip(2), DelWithGroup([]),
        DelSkip(1), DelChars(3), DelGroup([]),
        DelSkip(2)
    ]),
    DelWithGroup([])
]
b_add: [
    AddWithGroup([
        AddWithGroup([]),
        AddSkip(2), AddWithGroup([]),
        AddSkip(1), AddChars("S"), AddSkip(2)
    ]),
    AddWithGroup([
        AddWithGroup([
            AddGroup({"client": "e", "tag": "caret"}, [])
        ])
    ])
]
