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# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
# Artifact ID for antlr-tool is 'antlr4'
# https://github.com/antlr/antlr4/blob/4.9.3/tool/pom.xml#L14
MAVEN_ID="org.antlr:antlr4:4.9.3"
JAVA_PKG_IUSE="doc source test"
JAVA_TESTING_FRAMEWORKS="junit-4"
inherit java-pkg-2 java-pkg-simple
MY_PN="${PN%-tool}"
MY_P="${MY_PN}-${PV}"
DESCRIPTION="The ANTLR 4 grammar compiler"
HOMEPAGE="https://www.antlr.org/"
# Maven Central sources JAR for tool/src/org/antlr/v4/unicode/UnicodeData.java,
# which requires string-template-maven-plugin to generate; tarball for the rest
SRC_URI="
https://github.com/antlr/antlr4/archive/${PV}.tar.gz -> ${MY_P}.tar.gz
https://repo1.maven.org/maven2/org/antlr/antlr4/${PV}/antlr4-${PV}-sources.jar -> ${P}-sources.jar
"
LICENSE="BSD"
SLOT="4"
KEYWORDS="amd64 ~arm arm64 ppc64 x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
CP_DEPEND="
~dev-java/antlr-runtime-${PV}:${SLOT}
dev-java/antlr-runtime:3.5
dev-java/jakarta-json-api:1
dev-java/icu4j:70
dev-java/stringtemplate:4
dev-java/treelayout:0
"
DEPEND="
>=virtual/jdk-1.8:*
${CP_DEPEND}
dev-java/antlr-tool:3.5
test? (
dev-java/jol-core:0
)
"
RDEPEND="
>=virtual/jre-1.8:*
${CP_DEPEND}
"
S="${WORKDIR}/${MY_PN}4-${PV}"
JAVA_SRC_DIR=(
tool/src
../src/org # For UnicodeData.java
)
JAVA_RESOURCE_DIRS=( tool/resources )
JAVA_TEST_GENTOO_CLASSPATH="junit-4,jol-core"
JAVA_TEST_SRC_DIR=(
tool-testsuite/test
# The runtime test suite is used as a library for tool test suite
runtime-testsuite/{annotations,test}
)
JAVA_TEST_RESOURCE_DIRS=(
# Some resources are mixed with test source files
"${JAVA_TEST_SRC_DIR[0]}"
)
pkg_setup() {
java-pkg-2_pkg_setup
MY_JAVA="$(java-config -J)"
}
src_prepare() {
java-pkg_clean
eapply "${FILESDIR}/${PV}-test-fixes.patch"
java-pkg-2_src_prepare
}
src_compile() {
einfo "Generating ANTLR 3 parsers"
"${MY_JAVA}" -cp "$(java-pkg_getjars \
--build-only --with-dependencies antlr-tool-3.5)" \
org.antlr.Tool $(find "${JAVA_SRC_DIR[@]}" -name "*.g") ||
die "Failed to generate ANTLR 3 parsers"
java-pkg-simple_src_compile
}
src_test() {
# Build classpath for tests
local test_deps=(
"${JAVA_TEST_GENTOO_CLASSPATH}"
antlr-runtime-${SLOT}
antlr-runtime-3.5
jakarta-json-api-1
icu4j-70
stringtemplate-4
treelayout
)
local CP="${S}/${JAVA_JAR_FILENAME}"
for test_dep in "${test_deps[@]}"; do
CP+=":$(java-pkg_getjars --with-dependencies "${test_dep}")"
done
for res_dir in "${JAVA_TEST_RESOURCE_DIRS[@]}"; do
CP+=":${res_dir}"
done
einfo "Generating ANTLR 4 parsers for tests"
pushd runtime-testsuite/test > /dev/null ||
die "Failed to enter runtime test source directory"
g4_files=( $(find * -name "*.g4") )
for file in "${g4_files[@]}"; do
java_pkg="${file%/*.g4}"
java_pkg="${java_pkg//\//.}"
"${MY_JAVA}" -cp "${CP}" org.antlr.v4.Tool \
-visitor -package "${java_pkg}" "${file}" ||
die "Failed to generate ANTLR 4 parser from ${file}"
done
popd > /dev/null || die "Failed to leave runtime test source directory"
# Compile Java test sources
local classes="target/classes"
ejavac -d "${classes}" -cp "${CP}" \
$(find "${JAVA_TEST_SRC_DIR[@]}" -name "*.java")
# Create a list of tests to run
pushd "${JAVA_TEST_SRC_DIR[0]}" > /dev/null ||
die "Failed to enter test source directory for ${PN}"
local TESTS=$(find * -type f \
\( -name "Test*.java" -o -name "*Test.java" \) \
-not -name "BaseJavaToolTest.java" # No runnable methods
)
TESTS="${TESTS//.java}"
TESTS="${TESTS//\//.}"
popd > /dev/null || die "Failed to leave test source directory for ${PN}"
ejunit4 -classpath "${classes}:${CP}" ${TESTS}
}
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