Packages

filterable

0.4.0
0.7.5 0.7.4 0.7.3 0.7.2 0.7.1 0.7.0 0.6.0 0.5.3 0.5.2 0.5.1 0.5.0 0.4.0 0.3.0 0.2.0 0.1.7 0.1.6 0.1.5 0.1.4 0.1.3 0.1.2 0.1.1 0.1.0 0.0.4 0.0.3 0.0.2 0.0.1

Filtering from incoming params in Elixir/Ecto/Phoenix with easy to use DSL.

HexDocs

Current section

Files

Jump to
Readme
26 Versions
0 Dependencies
Dependants
Files
Activity
filterable lib filterable utils.ex
Raw

lib/filterable/utils.ex 

defmodule Filterable.Utils do

  def reduce_with(enumerable, acc, fun) do

    Enum.reduce_while enumerable, {:ok, acc}, fn (val, {:ok, acc}) ->

      case fun.(val, acc) do

        error = {:error, _} -> {:halt, error}

        value = {:ok, _}    -> {:cont, value}

        value               -> {:cont, {:ok, value}}

      end

    end

  end



  def to_atoms_map([]), do: []

  def to_atoms_map(%{__struct__: _} = value), do: value

  def to_atoms_map(value) do

    if is_map(value) || Keyword.keyword?(value) do

      Enum.into value, %{}, fn ({k, v}) ->

        {is_bitstring(k) && String.to_atom(k) || k, to_atoms_map(v)}

      end

    else

      value

    end

  end



  def presence(value) when value in ["", [], {}, %{}], do: nil

  def presence(value), do: value



  def ensure_atom(value) when is_bitstring(value), do: String.to_atom(value)

  def ensure_atom(value) when is_atom(value), do: value

end