
doc:   [
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h3"}, [
            DocChars("R")
        ]),
        DocGroup({"tag": "h3"}, [
            DocChars("Q"), DocGroup({"tag": "caret", "client": "e"}, []),
            DocChars("ui ")
        ]),
        DocGroup({"tag": "h2"}, [
            DocChars(" "), DocGroup({"tag": "caret", "client": "a"}, []),
            DocChars("  w"), DocGroup({"tag": "caret", "client": "c"}, []),
            DocChars("2  P")
        ])
    ]),
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h3"}, [
            DocChars("kT"), DocGroup({"client": "b", "tag": "caret"}, []),
            DocChars("  3H0e1Xl"), DocGroup({"tag": "caret", "client": "d"}, []),
            DocChars("O")
        ])
    ]),
    DocGroup({"tag": "h3"}, [
        DocChars(" up with you?")
    ])
]

a_del: [
    DelGroup([
        DelWithGroup([
            DelChars(1)
        ]),
        DelGroup([
            DelChars(1), DelWithGroup([]),
            DelSkip(3)
        ]),
        DelWithGroup([
            DelSkip(1), DelGroup([]),
            DelSkip(1), DelChars(2), DelGroup([]),
            DelChars(1), DelSkip(3)
        ])
    ]),
    DelWithGroup([
        DelGroup([
            DelChars(2), DelGroup([]),
            DelChars(2), DelSkip(1), DelChars(2), DelSkip(1), DelChars(3), DelGroup([]),
            DelSkip(1)
        ])
    ]),
    DelWithGroup([])
]
a_add: [
    AddWithGroup([
        AddChars("c"), AddGroup({"client": "a", "tag": "caret"}, [])
    ]),
    AddGroup({"tag": "h3"}, [
        AddWithGroup([]),
        AddSkip(1), AddChars(" t8"), AddSkip(2)
    ]),
    AddWithGroup([
        AddSkip(2), AddChars("v"), AddSkip(3)
    ]),
    AddWithGroup([
        AddGroup({"tag": "p"}, [
            AddChars("L6P"), AddGroup({"tag": "caret", "client": "c"}, []),
            AddSkip(1), AddGroup({"tag": "caret", "client": "d"}, []),
            AddSkip(2)
        ])
    ]),
    AddWithGroup([
        AddGroup({"tag": "caret", "client": "b"}, []),
        AddChars("v")
    ])
]

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