
doc:   [
    DocGroup({"tag": "h2"}, [
        DocChars("u 2")
    ]),
    DocGroup({"tag": "h2"}, [
        DocChars("GH"), DocGroup({"client": "a", "tag": "caret"}, []),
        DocChars("o 35p V ")
    ]),
    DocGroup({"tag": "h2"}, [
        DocChars("Np7"), DocGroup({"tag": "caret", "client": "b"}, []),
        DocChars(" E")
    ]),
    DocGroup({"tag": "h2"}, [
        DocChars("2U  eBC")
    ]),
    DocGroup({"tag": "h2"}, [
        DocChars("Kv"), DocGroup({"client": "c", "tag": "caret"}, []),
        DocChars("E5")
    ]),
    DocGroup({"tag": "h2"}, [
        DocGroup({"tag": "caret", "client": "d"}, []),
        DocChars("8  o7hat\'s up with you?")
    ])
]

a_del: [
    DelGroup([
        DelChars(1), DelSkip(1), DelChars(1)
    ]),
    DelGroup([
        DelSkip(1), DelChars(1), DelGroup([]),
        DelChars(2), DelSkip(6)
    ]),
    DelSkip(1)
]
a_add: [
    AddGroup({"tag": "h2"}, [
        AddChars("m"), AddSkip(2), AddChars("KY "), AddSkip(6)
    ]),
    AddWithGroup([
        AddGroup({"tag": "caret", "client": "a"}, [])
    ])
]

b_del: [
    DelWithGroup([
        DelSkip(3)
    ]),
    DelWithGroup([
        DelSkip(2), DelWithGroup([]),
        DelSkip(8)
    ]),
    DelGroup([
        DelChars(3), DelGroup([]),
        DelChars(2)
    ]),
    DelGroup([
        DelChars(1), DelSkip(6)
    ])
]
b_add: [
    AddWithGroup([
        AddSkip(3)
    ]),
    AddWithGroup([
        AddSkip(2), AddWithGroup([]),
        AddSkip(8)
    ]),
    AddGroup({"tag": "bullet"}, [
        AddGroup({"tag": "h2"}, [
            AddGroup({"tag": "caret", "client": "b"}, []),
            AddChars("23S"), AddSkip(6)
        ])
    ])
]
