OkThen.Result.is_ok

You're seeing just the macro is_ok, go back to OkThen.Result module for more information.
Link to this macro

is_ok(value)

(macro)

Returns true if result is tagged :ok.

Equivalent to is_tagged(value, :ok). See is_tagged/2.

Examples

iex> Result.is_ok(:ok)
true

iex> Result.is_ok({:ok, "hello"})
true

iex> Result.is_ok({:error, "hello"})
false