From 5055107b69e72457c37ed0ece91004665e4ad2e3 Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Sun, 31 Jan 2021 16:27:13 +0100
Subject: Convert `filter` from a function to a macro

Doesn't make a big difference, just for fun. I like the idea of a
compile-time version of this since it's essentially just renaming
`remove-if-not`.

Move it to a new file so we can include it before it's used in
`main.lisp`.
---
 l/src/macro.lisp | 4 ++++
 1 file changed, 4 insertions(+)
 create mode 100644 l/src/macro.lisp

(limited to 'l/src/macro.lisp')

diff --git a/l/src/macro.lisp b/l/src/macro.lisp
new file mode 100644
index 0000000..4d69294
--- /dev/null
+++ b/l/src/macro.lisp
@@ -0,0 +1,4 @@
+(in-package :extreload)
+
+(defmacro filter (predicate list-form)
+  `(remove-if-not ,predicate ,list-form))
-- 
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