From 2e8b6d5f2bcf5c1c9c8d85f389cb6660fd72a28e Mon Sep 17 00:00:00 2001
From: Vadim Tsvetkov <florius0@ninsar.pro>
Date: Wed, 22 Jun 2022 22:43:33 +0300
Subject: [PATCH 1/2] Improve zero arity tests

---
 test/quark/curry_test.exs   | 8 ++++++++
 test/quark/partial_test.exs | 2 ++
 2 files changed, 10 insertions(+)

diff --git a/test/quark/curry_test.exs b/test/quark/curry_test.exs
index 5d2b108..9119e9c 100644
--- a/test/quark/curry_test.exs
+++ b/test/quark/curry_test.exs
@@ -22,4 +22,12 @@ defmodule Quark.CurryTest do
     below10 = minus().(10)
     assert below10.(9) == 1
   end
+
+  defcurry one(), do: 1
+  defcurry two, do: 2
+
+  test "supports zero arity" do
+    assert one() == 1
+    assert two == 2
+  end
 end
diff --git a/test/quark/partial_test.exs b/test/quark/partial_test.exs
index fb18610..022a8d7 100644
--- a/test/quark/partial_test.exs
+++ b/test/quark/partial_test.exs
@@ -3,8 +3,10 @@ defmodule Quark.PartialTest do
   import Quark.Partial
 
   defpartial one(), do: 1
+  defpartial two, do: 2
   test "creates zero arity functions" do
     assert one() == 1
+    assert two() == 2
   end
 
   defpartial minus(a, b, c), do: a - b - c

From 78ea4350544ff22ed5495077bb8f12fa7ea2d63a Mon Sep 17 00:00:00 2001
From: Vadim Tsvetkov <florius0@ninsar.pro>
Date: Wed, 22 Jun 2022 22:46:50 +0300
Subject: [PATCH 2/2] Fix `defpartial` and `defcurry` do not support zero arity
 functions without parentheses #45

---
 lib/quark/curry.ex   | 1 +
 lib/quark/partial.ex | 6 +++++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/quark/curry.ex b/lib/quark/curry.ex
index 7efb333..d6eda25 100644
--- a/lib/quark/curry.ex
+++ b/lib/quark/curry.ex
@@ -100,4 +100,5 @@ defmodule Quark.Curry do
   end
 
   defp wrap([], body), do: body
+  defp wrap(nil, body), do: body
 end
diff --git a/lib/quark/partial.ex b/lib/quark/partial.ex
index d3ca533..3220e7c 100644
--- a/lib/quark/partial.ex
+++ b/lib/quark/partial.ex
@@ -48,7 +48,11 @@ defmodule Quark.Partial do
       #=> 3
 
   """
-  defmacro defpartial({fun_name, ctx, args}, do: body) do
+  defmacro defpartial({fun_name, ctx, nil}, do: body), do: defpartial_quote({fun_name, ctx, []}, do: body)
+
+  defmacro defpartial({fun_name, ctx, args}, do: body), do: defpartial_quote({fun_name, ctx, args}, do: body)
+
+  defp defpartial_quote({fun_name, ctx, args}, do: body) do
     quote do
       defcurry unquote({fun_name, ctx, args}), do: unquote(body)
       unquote do: Enum.map(args_scan(args), &rehydrate(fun_name, ctx, &1))