defmodule Machete.AllMatcher do
@moduledoc """
Defines a matcher that matches against a set of matchers, requiring all of them to match
"""
import Machete.Operators
defstruct matchers: []
@typedoc """
Describes an instance of this matcher
"""
@opaque t :: %__MODULE__{}
@doc """
Matches against a set of matchers, requiring all of them to match
Takes a list of matchers as its sole (mandatory) argument
Examples:
iex> assert "abc" ~> all([term(), string()])
true
iex> refute :abc ~> all([term(), string()])
false
"""
@spec all([Machete.Matchable.t()]) :: t()
def all(matchers), do: struct!(__MODULE__, matchers: matchers)
defimpl Machete.Matchable do
def mismatches(%@for{} = a, b), do: Enum.flat_map(a.matchers, &(b ~>> &1))
end
end