--- /dev/null
+# Generated by rust2rpm 23
+%global _rpm_strip_disable 1
+%global debug_package %{nil}
+
+%global crate hex
+%global real_crate_name hex
+%global rustc_edition 2018
+
+Name: rust-hex
+Version: 0.4.3
+Release: 1
+Summary: Encoding and decoding data into/from hexadecimal representation
+
+License: MIT OR Apache-2.0
+URL: https://crates.io/crates/hex
+Source: %{crate}-%{version}.tar.gz
+Source1: %{name}.manifest
+
+# ==========================================================
+# BuildRequires
+# specifies build-time dependencies for the package
+# ==========================================================
+BuildRequires: rust
+BuildRequires: rust-serde
+
+# ==========================================================
+# dev-dependencies
+# ==========================================================
+# BuildRequires: rust-criterion
+# BuildRequires: rust-faster-hex
+# BuildRequires: rust-pretty_assertions
+# BuildRequires: rust-rustc-hex
+# BuildRequires: rust-serde
+# BuildRequires: rust-serde_json
+# BuildRequires: rust-version-sync
+
+
+%description
+Encoding and decoding data into/from hexadecimal representation.
+
+%prep
+%setup -q
+cp %{SOURCE1} .
+
+# ==========================================================
+# build section
+# crate-type : dylib, proc-macro, cdylib, bin, etc.
+# ==========================================================
+%build
+%{rustc_std_build} --crate-type=dylib \
+ --crate-name=%{real_crate_name} \
+ %{?rustc_edition:--edition=%{rustc_edition}} \
+ --cfg='feature="std"' \
+ --cfg='feature="alloc"' \
+ ./src/lib.rs
+
+# ==========================================================
+# install section
+# ==========================================================
+%install
+install -d -m 0755 %{buildroot}%{_rust_dylibdir}
+install -m 0644 lib%{real_crate_name}.so %{buildroot}/%{_rust_dylibdir}/lib%{real_crate_name}.so
+
+%clean
+
+%post -p /sbin/ldconfig
+
+%postun -p /sbin/ldconfig
+
+# ==========================================================
+# files section
+# ==========================================================
+%files
+%manifest %{name}.manifest
+%license LICENSE-APACHE
+%license LICENSE-MIT
+%{_rust_dylibdir}/lib%{real_crate_name}.so