From d72e589a6226dd234050e9ac710501aa05d35d14 Mon Sep 17 00:00:00 2001
From: Lars Mueller <appgurulars@gmx.de>
Date: Fri, 30 Sep 2022 16:09:16 +0200
Subject: [PATCH] Add func.identity

---
 func.lua | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/func.lua b/func.lua
index a559699..cb01e0b 100644
--- a/func.lua
+++ b/func.lua
@@ -6,11 +6,11 @@ local modlib, unpack, select, setmetatable
 local _ENV = {}
 setfenv(1, _ENV)
 
-no_op = function() end
+function no_op() end
 
--- TODO fix this being ugly AF
+function identity(...) return ... end
 
--- TODO switch all of these to vargs
+-- TODO switch all of these to proper vargs
 
 function curry(func, ...)
 	local args = { ... }
@@ -73,6 +73,8 @@ end
 
 -- Functional wrappers for Lua's builtin metatable operators (arithmetic, concatenation, length, comparison, indexing, call)
 
+-- TODO (?) add operator table `["+"] = add, ...`
+
 function add(a, b) return a + b end
 
 function sub(a, b) return a - b end