branch master updated: gnu: Add r-piton.

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The following commit(s) were added to refs/heads/master by this push:
     new 15d9578e1d gnu: Add r-piton.
15d9578e1d is described below

commit 15d9578e1d73a67d344709cc9a7ea85efac42e7b
Author: Kyle Andrews <kyle@posteo.net>
AuthorDate: Thu May 12 02:10:22 2022 +0000

    gnu: Add r-piton.
    
    * gnu/packages/cran.scm (r-piton): New variable.
    
    Signed-off-by: Ricardo Wurmus <rekado@elephly.net>
---
 gnu/packages/cran.scm | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index fccf0002a7..c54329614c 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -7813,6 +7813,28 @@ annotation file.  This package is intended to be used as 
example data for
 packages that work with genomic data.")
    (license license:gpl2+)))
 
+(define-public r-piton
+  (package
+    (name "r-piton")
+    (version "1.0.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "piton" version))
+       (sha256
+        (base32 "1krf6zi238m275nxjlpyayv8y2drbgs2kg19dpkqm0lmlz5y5ar8"))))
+    (properties `((upstream-name . "piton")))
+    (build-system r-build-system)
+    (propagated-inputs (list r-rcpp))
+    (home-page "https://github.com/Ironholds/piton";)
+    (synopsis "Parsing expression grammars in Rcpp")
+    (description
+     "This package provides a wrapper around the Parsing Expression Grammar
+Template Library, a C++11 library for generating parsing expression grammars,
+that makes it accessible within Rcpp.  With this, developers can implement
+their own grammars and easily expose them in R packages.")
+    (license license:expat)))
+
 (define-public r-uuid
   (package
     (name "r-uuid")