piston/runtimes/groovy.nix

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2022-02-11 23:22:57 +01:00
{pkgs, piston, ...}:
let
pkg = pkgs.groovy;
jre = pkgs.jre;
awk = pkgs.gawk;
sed = pkgs.gnused;
grep = pkgs.gnugrep;
in piston.mkRuntime {
language = "groovy";
version = pkg.version;
aliases = [
"gvy"
];
compile = ''
# Groovyc has some dependencies on GNU grep, sed, and awk in their startup script
export PATH="$PATH:${awk}/bin:${sed}/bin:${grep}/bin"
# Compile groovy scripts into a separate "classes" directory
# NOTE: - Main file MUST be a groovy script
# - not supporting object class entry points as of now
${pkg}/bin/groovyc -d classes "$@"
# Create the Manifest and include groovy jars:
# NOTE: - main class will be the first file ('.' becomes '_' and without the extension)
# - groovy lib jars MUST be in the class path in order to work properly
echo "Main-Class: $(sed 's/\./\_/g'<<<''${1%.*})
Class-Path: $(echo ${pkg}/lib/*.jar | sed 's/\s/\n /g')
" > manifest.txt
# Create the jar from the manifest and classes
${jre}/bin/jar cfm out.jar manifest.txt -C classes .
'';
run = ''
shift
${jre}/bin/java -jar out.jar "$@"
'';
tests = [
(piston.mkTest {
files = {
"test.groovy" = ''
println 'OK'
'';
};
args = [];
stdin = "";
packages = [];
main = "test.groovy";
})
];
}