diff --git a/regexp_parser-1.7.1.gem b/regexp_parser-1.7.1.gem
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diff --git a/rubygem-regexp_parser.spec b/rubygem-regexp_parser.spec
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+%global gem_name regexp_parser
+
+Name: rubygem-%{gem_name}
+Version: 1.7.1
+Release: 1
+Summary: Scanner, lexer, parser for ruby's regular expressions
+License: MIT
+URL: https://github.com/ammar/regexp_parser
+Source0: https://rubygems.org/gems/%{gem_name}-%{version}.gem
+BuildRequires: ruby(release)
+BuildRequires: rubygems-devel
+BuildRequires: rubygem(rspec)
+BuildRequires: rubygem(regexp_property_values)
+BuildRequires: ruby >= 1.9.1
+BuildArch: noarch
+
+%description
+A library for tokenizing, lexing, and parsing Ruby regular expressions.
+
+%package doc
+Summary: Documentation for %{name}
+Requires: %{name} = %{version}-%{release}
+BuildArch: noarch
+
+%description doc
+Documentation for %{name}.
+
+%prep
+%setup -q -n %{gem_name}-%{version}
+
+%build
+gem build ../%{gem_name}-%{version}.gemspec
+%gem_install
+
+%install
+mkdir -p %{buildroot}%{gem_dir}
+cp -a .%{gem_dir}/* \
+        %{buildroot}%{gem_dir}/
+
+%check
+pushd .%{gem_instdir}
+rspec -Ilib spec
+popd
+
+%files
+%dir %{gem_instdir}
+%license %{gem_instdir}/LICENSE
+%{gem_libdir}
+%exclude %{gem_cache}
+%{gem_spec}
+
+%files doc
+%doc %{gem_docdir}
+%doc %{gem_instdir}/CHANGELOG.md
+%{gem_instdir}/Gemfile
+%doc %{gem_instdir}/README.md
+%{gem_instdir}/Rakefile
+%{gem_instdir}/regexp_parser.gemspec
+%{gem_instdir}/spec
+
+%changelog
+* Thu Dec 02 2021 houyingchao <houyingchao@huawei.com> - 1.7.1-1
+- Init package