GNU bug report logs - #63330
[PATCH 0/4] Functional programming? In my C++?! It's more likely than you think!

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Message #14 received at 63330 <at> debbugs.gnu.org (full text, mbox):

From: Liliana Marie Prikler <liliana.prikler <at> gmail.com>
To: 63330 <at> debbugs.gnu.org
Subject: [PATCH 2/4] gnu: Add immer.
Date: Sat, 6 May 2023 15:41:55 +0200

* gnu/packages/cpp.scm (immer): New variable.
---
 gnu/packages/cpp.scm | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/gnu/packages/cpp.scm b/gnu/packages/cpp.scm
index 023d1c0337..da3567b5ef 100644
--- a/gnu/packages/cpp.scm
+++ b/gnu/packages/cpp.scm
@@ -67,6 +67,7 @@ (define-module (gnu packages cpp)
   #:use-module (gnu packages)
   #:use-module (gnu packages assembly)
   #:use-module (gnu packages autotools)
+  #:use-module (gnu packages bdw-gc)
   #:use-module (gnu packages boost)
   #:use-module (gnu packages build-tools)
   #:use-module (gnu packages c)
@@ -1390,6 +1391,38 @@ (define-public libexpected
     (home-page "https://tl.tartanllama.xyz/")
     (license license:cc0)))
 
+(define-public immer
+  (package
+   (name "immer")
+   (version "0.8.0")
+   (source (origin
+            (method git-fetch)
+            (uri (git-reference
+                  (url "https://github.com/arximboldi/immer")
+                  (commit (string-append "v" version))))
+            (file-name (git-file-name name version))
+            (sha256
+             (base32 "11km3l5h3rgsbj8yfyzk3fnx9na55l6zs2sxpx922yvlvs2blh27"))
+            (modules '((guix build utils)))
+            (snippet #~(begin
+                         (delete-file "tools/include/doctest.h")
+                         (delete-file "tools/include/catch.hpp")
+                         (substitute* (find-files "test" "\\.[cih]pp")
+                           (("<catch.hpp>") "<catch2/catch.hpp>")
+                           (("<doctest.h>") "<doctest/doctest.h>"))
+                         (substitute* (find-files "test/oss-fuzz" "\\.cpp")
+                           ;; someone used the wrong header :)
+                           (("<fmt/printf.h>") "<fmt/ostream.h>"))))))
+   (build-system cmake-build-system)
+   (arguments (list #:test-target "check"))
+   (inputs (list boost libgc c-rrb))
+   (native-inputs (list catch2 doctest fmt pkg-config))
+   (home-page "https://sinusoid.es/immer")
+   (synopsis "Immutable data structures")
+   (description "Immer is a library of persistent and immutable data structures
+written in C++.")
+   (license license:boost1.0)))
+
 (define-public atomic-queue
   (package
     (name "atomic-queue")
-- 
2.39.2

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