assoc | rjc assoc

[
    {
        "filetype": String,
        "program":  String
    }
]

$ assoc | rjc -o=pretty assoc
[
    ...
    {
        "filetype": "xls",
        "program": "LibreOffice.Xls"
    },
    {
        "filetype": "xlsb",
        "program": "LibreOffice.Xlsb"
    },
    {
        "filetype": "xlsm",
        "program": "LibreOffice.Xlsm"
    },
    {
        "filetype": "xlsx",
        "program": "LibreOffice.Xlsx"
    },
    {
        "filetype": "xlt",
        "program": "LibreOffice.Xlt"
    },
    {
        "filetype": "xltm",
        "program": "LibreOffice.Xltm"
    },
    {
        "filetype": "xltx",
        "program": "LibreOffice.Xltx"
    },
    {
        "filetype": "xml",
        "program": "xmlfile"
    },
    ...
]