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|
## This Source Code Form is subject to the terms of the Mozilla Public
## License, v. 2.0. If a copy of the MPL was not distributed with this
## file, You can obtain one at https://mozilla.org/MPL/2.0/.
##
## Copyright (c) 2007-2023 Broadcom. All Rights Reserved. The term “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. All rights reserved.
alias RabbitMQ.CLI.Formatters.FormatterHelpers
defmodule RabbitMQ.CLI.Formatters.Csv do
@behaviour RabbitMQ.CLI.FormatterBehaviour
def format_stream(stream, _) do
## Flatten list_consumers
Stream.flat_map(
stream,
fn
[first | _] = element ->
case FormatterHelpers.proplist?(first) or is_map(first) do
true -> element
false -> [element]
end
other ->
[other]
end
)
## Add info_items names
|> Stream.transform(
:init,
FormatterHelpers.without_errors_2(fn
element, :init ->
{
case keys(element) do
nil -> [values(element)]
ks -> [ks, values(element)]
end,
:next
}
element, :next ->
{[values(element)], :next}
end)
)
|> CSV.encode(delimiter: "")
end
def format_output(output, _) do
case keys(output) do
nil -> [values(output)]
ks -> [ks, values(output)]
end
|> CSV.encode()
|> Enum.join()
end
def machine_readable?, do: true
#
# Implementation
#
defp keys(map) when is_map(map) do
Map.keys(map)
end
defp keys(list) when is_list(list) do
case FormatterHelpers.proplist?(list) do
true -> Keyword.keys(list)
false -> nil
end
end
defp keys(_other) do
nil
end
defp values(map) when is_map(map) do
Map.values(map)
end
defp values([]) do
[]
end
defp values(list) when is_list(list) do
case FormatterHelpers.proplist?(list) do
true -> Keyword.values(list)
false -> list
end
end
defp values(other) do
other
end
end
# Elixir 1.15 compiler optimizations require that we explicitly
# add the csv code path
true = Code.append_path(Path.join(["_build", Atom.to_string(Mix.env()), "lib", "csv", "ebin"]))
defimpl CSV.Encode, for: PID do
def encode(pid, env \\ []) do
FormatterHelpers.format_info_item(pid)
|> to_string
|> CSV.Encode.encode(env)
end
end
defimpl CSV.Encode, for: List do
def encode(list, env \\ []) do
FormatterHelpers.format_info_item(list)
|> to_string
|> CSV.Encode.encode(env)
end
end
defimpl CSV.Encode, for: Tuple do
def encode(tuple, env \\ []) do
FormatterHelpers.format_info_item(tuple)
|> to_string
|> CSV.Encode.encode(env)
end
end
defimpl CSV.Encode, for: Map do
def encode(map, env \\ []) do
FormatterHelpers.format_info_item(map)
|> to_string
|> CSV.Encode.encode(env)
end
end
|
