ExSlop.Check.Refactor.IdentityMap (ExSlop v0.3.0)

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Basics

This check is disabled by default.

Learn how to enable it via .credo.exs.

This check has a base priority of normal and works with any version of Elixir.

Explanation

Enum.map(fn x -> x end) is an identity map that returns the list unchanged.

# bad
list |> Enum.map(fn x -> x end)
Enum.map(list, fn item -> item end)

# good — just remove it
list

Check-Specific Parameters

There are no specific parameters for this check.

General Parameters

Like with all checks, general params can be applied.

Parameters can be configured via the .credo.exs config file.