dev-lang/jsonnet: add 0.21.0

Closes: https://bugs.gentoo.org/952297
Bug: https://bugs.gentoo.org/955391
Signed-off-by: Patrick McLean <chutzpah@gentoo.org>

dev-lang/jsonnet/Manifest

@@ -1,3 +1,4 @@
 DIST jsonnet-0.19.0.tar.gz 22478380 BLAKE2B 0a1612ca0525342763099e70921181578fcf7ab25c2a3811ffede944953e4ce114f1949642038d6147c96d52193cf701473fab8581d50c3e74036139fbd5c19a SHA512 f4e30d977df7840a4f13c7ba75614badd964a5c4484fb264d7b05d6de04aa2a2d3c4c5161523d6fa6559460ea94b94562b07ea6590a34876545c529474c4b9fa
 DIST jsonnet-0.19.1.tar.gz 22480685 BLAKE2B 7d86bc963f5ced622e91adf015c250b8cae2e817b6af5d60820d8731e04caecc1b2b8142d320414d253ef1fa3558d61aeb1b59480eab0823915d2b15c5d87aab SHA512 21312de71f63f4a74005f563290d67fcc2d220f043291a123af2fc834f4118f8bbc311ea8acc5dd52b13eff8c32f026a5ce6bfe3d88b4c6c770e585dd1f0b688
 DIST jsonnet-0.20.0.tar.gz 22481277 BLAKE2B 65d6a45a903d6f494bbb79fb92c484b2a5167fc5fc379f4acb131778e1779aa580fd249baf3309fd00fa9b2a3b129360bf9d2cb0a3a738bd03c5fcec7dc6bd32 SHA512 d46d2521d4389d05f91a16ecd9f181be1853f674a9264e9fac23e413f1084dee947e80682af59603e15e443061a0beb50a30c14c858853e10ed1ae7187d09730
+DIST jsonnet-0.21.0.tar.gz 22128398 BLAKE2B 622363bf16bb96ab9e51138edd7b1d0a1ca4e75c947f5b91248cff0dffe82dc7c91c376414a0643b080e6bdbf6c22ce6c5bb3ce4259610e7d90714307c26539a SHA512 4fc39bd5e138623ba1ac7cf88594ea7957e9c3bcb952f0e9e346059a9de08eac3f60788376c31a70b34d6d522737a67ad4a122fadcd9621868722c23d9361d05

dev-lang/jsonnet/jsonnet-0.21.0.ebuild

@@ -0,0 +1,106 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_OPTIONAL=1
+DISTUTILS_USE_PEP517=setuptools
+DISTUTILS_EXT=1
+PYTHON_COMPAT=( pypy3 pypy3_11 python3_{10..13} python3_13t )
+
+inherit cmake toolchain-funcs flag-o-matic distutils-r1
+
+DESCRIPTION="A data templating language for app and tool developers"
+HOMEPAGE="https://jsonnet.org/"
+SRC_URI="https://github.com/google/jsonnet/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64 ~arm64 ~ppc64 ~riscv ~x86"
+IUSE="custom-optimization doc examples python test"
+
+RDEPEND="
+	dev-cpp/nlohmann_json:=
+	python? ( ${PYTHON_DEPS} )
+"
+
+DEPEND="
+	${RDEPEND}
+	test? ( dev-cpp/gtest )
+"
+
+BDEPEND="
+	python? (
+		${PYTHON_DEPS}
+		${DISTUTILS_DEPS}
+		>=dev-python/setuptools-72.2[${PYTHON_USEDEP}]
+	)
+"
+RESTRICT="!test? ( test )"
+
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+
+PATCHES=(
+	"${FILESDIR}/jsonnet-0.16.0-libdir.patch"
+	"${FILESDIR}/jsonnet-0.16.0-cp-var.patch"
+)
+
+distutils_enable_tests unittest
+
+src_prepare() {
+	cmake_src_prepare
+	use python && distutils-r1_src_prepare
+}
+
+src_configure() {
+	use custom-optimization || replace-flags '-O*' -O3
+	tc-export CC CXX
+
+	local mycmakeargs=(
+		-DUSE_SYSTEM_JSON=ON
+		-DBUILD_STATIC_LIBS=OFF
+	)
+
+	if use test; then
+		mycmakeargs+=(
+			-DBUILD_TESTS=ON
+			-DUSE_SYSTEM_GTEST=ON
+		)
+	else
+		mycmakeargs+=(
+			-DBUILD_TESTS=OFF
+		)
+	fi
+
+	cmake_src_configure
+}
+
+src_compile() {
+	cmake_src_compile
+	use python && CMAKE_BUILD_DIR="${BUILD_DIR}" distutils-r1_src_compile
+}
+
+src_test() {
+	cmake_src_test
+	use python && CMAKE_BUILD_DIR="${BUILD_DIR}" distutils-r1_src_test
+}
+
+python_test() {
+	LD_LIBRARY_PATH="${CMAKE_BUILD_DIR}" "${EPYTHON}" -m unittest python._jsonnet_test -v \
+		|| die "Tests failed with ${EPYTHON}"
+}
+
+src_install() {
+	cmake_src_install
+	use python && distutils-r1_src_install
+
+	if use doc; then
+		find doc -name '.gitignore' -delete || die
+		docinto html
+		dodoc -r doc/.
+	fi
+	if use examples; then
+		docinto examples
+		dodoc -r examples/.
+	fi
+}