GNU bug report logs - #68305
[PATCH] gnu: Add guile-srfi-197.

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From: Tomas Volf <~@wolfsden.cz>
To: 68305 <at> debbugs.gnu.org
Cc: Tomas Volf <~@wolfsden.cz>
Subject: [bug#68305] [PATCH v2] gnu: Add guile-srfi-197.
Date: Fri, 12 Jan 2024 17:46:01 +0100

* gnu/packages/guile-xyz.scm (guile-srfi-197): New variable.

Change-Id: Ifcdc264e6a03e88e7614d79792fbe6ca9c8e519c
---
* Use lambda instead of λ.
* Add comment regarding the commit used.
* Use @code{} in the description.

 gnu/packages/guile-xyz.scm | 59 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)

diff --git a/gnu/packages/guile-xyz.scm b/gnu/packages/guile-xyz.scm
index 75e3754046..841127e8c9 100644
--- a/gnu/packages/guile-xyz.scm
+++ b/gnu/packages/guile-xyz.scm
@@ -3840,6 +3840,65 @@ (define-public guile-srfi-189
 or errors (Left).")
       (license license:expat))))
 
+(define-public guile-srfi-197
+  (let (
+        ;; There is minor fix to the documention after the final tag, so use
+        ;; the newest commit instead.
+        (commit "d31b8be86460bf837cccf2737a1b9b9c01788573")
+        (revision "0"))
+    (package
+      (name "guile-srfi-197")
+      (version (git-version "0" revision commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/scheme-requests-for-implementation/srfi-197")
+               (commit commit)))
+         (sha256
+          (base32
+           "1c1jjzqgavjwfzs352wssdbjga5ymv4g3lkl0zxhjw7pfrr5xx1m"))
+         (file-name (git-file-name name version))))
+      (build-system guile-build-system)
+      (arguments
+       (list
+        #:source-directory "src"
+        #:phases
+        #~(modify-phases %standard-phases
+            (add-after 'unpack 'create-module
+              (lambda _
+                (use-modules (ice-9 textual-ports))
+                (mkdir-p "src/srfi")
+                (call-with-output-file "src/srfi/srfi-197.scm"
+                  (lambda (port)
+                    (write '(define-module (srfi srfi-197)
+                              #:use-module (scheme base)
+                              #:export (chain
+                                        chain-and
+                                        chain-when
+                                        chain-lambda
+                                        nest
+                                        nest-reverse))
+                           port)
+                    (call-with-input-file "srfi-197-syntax-case.scm"
+                      (lambda (in-port)
+                        (display (get-string-all in-port) port)))))))
+            (add-after 'install 'check-installed
+              (lambda _
+                (define-values (scm go) (target-guile-scm+go #$output))
+                (invoke "guile" "-L" scm "-C" go
+                        "--use-srfi=197" "./test.scm"))))))
+      (native-inputs
+       (list guile-3.0))
+      (home-page "https://srfi.schemers.org/srfi-197/")
+      (synopsis "Pipeline operators for Guile")
+      (description
+       "This library provides a reference implementation for SRFI-197.  This
+SRFI defines a family of chain and nest pipeline operators, which can rewrite
+nested expressions like @code{(a b (c d (e f g)))} as a sequence of
+operations: @code{(chain g (e f _) (c d _) (a b _))}.")
+      (license license:expat))))
+
 (define-public guile-srfi-232
   (package
     (name "guile-srfi-232")

base-commit: b212e6934643e085f168a5364cb593f61aa616ba
-- 
2.41.0

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