From b095dfb44bc74efcf57a3e4c0943dd1558091aaa Mon Sep 17 00:00:00 2001 From: Desmond Orton Date: Thu, 28 Jan 2021 14:29:57 -0600 Subject: [PATCH] New Package r-fpCompare@0.2.3 (#21380) --- .../builtin/packages/r-fpcompare/package.py | 29 +++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 var/spack/repos/builtin/packages/r-fpcompare/package.py diff --git a/var/spack/repos/builtin/packages/r-fpcompare/package.py b/var/spack/repos/builtin/packages/r-fpcompare/package.py new file mode 100644 index 0000000000..95f96fcacc --- /dev/null +++ b/var/spack/repos/builtin/packages/r-fpcompare/package.py @@ -0,0 +1,29 @@ +# Copyright 2013-2021 Lawrence Livermore National Security, LLC and other +# Spack Project Developers. See the top-level COPYRIGHT file for details. +# +# SPDX-License-Identifier: (Apache-2.0 OR MIT) + +from spack import * + + +class RFpcompare(RPackage): + """Reliable Comparison of Floating Point Numbers + + Comparisons of floating point numbers are problematic due to errors + associated with the binary representation of decimal numbers. Despite + being aware of these problems, people still use numerical methods + that fail to account for these and other rounding errors (this pitfall + is the first to be highlighted in Circle 1 of Burns (2012) 'The R + Inferno' ). This + package provides new relational operators useful for performing + floating point number comparisons with a set tolerance.""" + + homepage = "https://github.com/PredictiveEcology/fpCompare" + url = "https://cloud.r-project.org/src/contrib/fpCompare_0.2.3.tar.gz" + list_url = "https://cloud.r-project.org/src/contrib/Archive/fpCompare" + + maintainers = ['dorton21'] + + version('0.2.3', sha256='f89be3568544a3a44e4f01b5050ed03705805308ec1aa4add9a5e1b5b328dbdf') + + depends_on('r@3.3:', type=('build', 'run'))