[bug#57654] [PATCH 02/16] gnu: Add cl-enhanced-typep.

[jgart]

* gnu/packages/lisp-xyz.scm (cl-enhanced-typep, ecl-enhanced-typep,
sbcl-enhanced-typep): New variables.
---
 gnu/packages/lisp-xyz.scm | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/gnu/packages/lisp-xyz.scm b/gnu/packages/lisp-xyz.scm
index e9a4c8f2b5..4f441195aa 100644
--- a/gnu/packages/lisp-xyz.scm
+++ b/gnu/packages/lisp-xyz.scm
@@ -23314,6 +23314,36 @@ (define-public cl-canonicalized-initargs
 (define-public ecl-canonicalized-initargs
   (sbcl-package->ecl-package sbcl-canonicalized-initargs))
 
+(define-public sbcl-enhanced-typep
+  (package
+      (name "sbcl-enhanced-typep")
+      (version "1.0")
+      (source
+        (origin
+          (method git-fetch)
+          (uri (git-reference
+                (url "https://github.com/Hexstream/enhanced-typep";)
+                (commit (string-append "v" version))))
+          (file-name (git-file-name name version))
+          (sha256
+           (base32 "0b22gddkbxnhmi71wa2h51495737lrvsqxnri7g1qdsl1hraml21"))))
+      (build-system asdf-build-system/sbcl)
+      (native-inputs
+        (list sbcl-enhanced-boolean sbcl-parachute))
+      (home-page "https://www.hexstreamsoft.com/libraries/enhanced-typep/";)
+      (synopsis "Enhanced version of typep")
+      (description
+"Provides an enhanced version of @code{typep} that is exactly like the
+one in the Lisp spec, except it can also accept a single type argument,
+in which case it returns the appropriate closure.")
+      (license license:unlicense)))
+
+(define-public cl-enhanced-typep
+  (sbcl-package->cl-source-package sbcl-enhanced-typep))
+
+(define-public ecl-enhanced-typep
+  (sbcl-package->ecl-package sbcl-enhanced-typep))
+
 (define-public sbcl-smug
   (let ((commit "647a2428df297e1dd183ba7c19574bdb1320ae79")
         (revision "0"))
-- 
2.37.2