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lib/dialyxir/warnings/call_to_missing_function.ex
defmodule Dialyxir.Warnings.CallToMissingFunction do
@moduledoc """
Function calls a missing or private function. This may be caused by
a typo or incorrect arity. This is also a compiler warning.
## Example
defmodule Missing do
def missing(:ok) do
:ok
end
defp missing() do
:ok
end
end
defmodule Example do
def error() do
Missing.missing()
end
end
"""
@behaviour Dialyxir.Warning
@impl Dialyxir.Warning
@spec warning() :: :call_to_missing
def warning(), do: :call_to_missing
@impl Dialyxir.Warning
@spec format_short([String.t()]) :: String.t()
def format_short(args), do: format_long(args)
@impl Dialyxir.Warning
@spec format_long([String.t()]) :: String.t()
def format_long([module, function, arity]) do
pretty_module = Erlex.pretty_print(module)
"Call to missing or private function #{pretty_module}.#{function}/#{arity}."
end
@impl Dialyxir.Warning
@spec explain() :: String.t()
def explain() do
@moduledoc
end
end