38 lines
772 B
Elixir
38 lines
772 B
Elixir
defmodule Koans do
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defmacro koan(name, body) do
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compiled_name = String.to_atom(name)
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quote do
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@koans unquote(compiled_name)
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def unquote(compiled_name)() do
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try do
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unquote(body)
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:ok
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rescue
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e in _ -> e
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end
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end
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end
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end
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defmacro __using__(_opts) do
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quote do
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@compile :nowarn_unused_vars
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Module.register_attribute(__MODULE__, :koans, accumulate: true)
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require ExUnit.Assertions
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import Koans
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import BlankAssertions
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@before_compile Koans
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end
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end
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defmacro __before_compile__(env) do
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koans = Module.get_attribute(env.module, :koans) |> Enum.reverse
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quote do
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def all_koans do
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unquote(koans)
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end
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end
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end
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end
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