random_string_generator

v1.0.1

random_string_generator v1.0.1 RandomStringGenerator View Source

A Module to generate a random string based on a given string pattern.

Link to this section Summary

Functions

generate(pattern, custom_chars \\ [])

Given a pattern string, returns a random generated string

shuffle(pattern)

Given a pattern string it shuffles it to a random order, so that it can be used for the case where the string must contain certain characters but must be generated in random order

Link to this section Functions

Link to this function generate(pattern, custom_chars \\ []) View Source 
generate(String.t(), List) :: String.t()
generate(String.t(), String.t()) :: String.t()

Given a pattern string, returns a random generated string.

Examples 

iex> str = RandomStringGenerator.generate("l-L-d")
iex> Regex.match?(~r/[a-z]-[A-Z]-[0-9]/, str)
true
Link to this function shuffle(pattern) View Source 
shuffle(String.t()) :: String.t()

Given a pattern string it shuffles it to a random order, so that it can be used for the case where the string must contain certain characters but must be generated in random order.

Examples 

iex> pattern = "lLdp-"
iex> shuffled_pattern = RandomStringGenerator.shuffle(pattern)
iex>  String.graphemes(pattern) |> Enum.sort ==
iex>  String.graphemes(shuffled_pattern) |> Enum.sort
true