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lib/exd/plugin/string/helpers.ex
defmodule Exd.Plugin.String.Helpers do
@moduledoc false
@doc """
Replace pattern with replacement in string
"""
def replace(string, pattern, replacement) do
String.replace(string, pattern, replacement)
end
@doc """
Capture and return group from string
"""
def regex(string, %Regex{} = regex), do: do_regex(string, regex)
def regex(string, regex) when is_binary(regex) do
{:ok, regex} = Regex.compile(regex)
do_regex(string, regex)
end
defp do_regex(string, regex) do
case Regex.run(regex, string, global: true, capture: :all_but_first) do
[group] -> group
_ -> nil
end
end
@doc """
Trim whitespace
"""
def trim(string) do
String.trim(string)
end
@doc """
It downcases string
"""
def downcase(string) do
String.downcase(string)
end
@doc """
It casts string to type
"""
def cast(string, type) do
case type do
:float -> String.to_float(string)
:integer -> String.to_integer(string)
end
end
end