def runStages() {
	try {
		stage("Clone") {
			// The Git repo seems to be cached in some Jenkins plugin, so this is not always a clean clone.
			checkout scm
			sh "make build-system-checks || true"
		}

		// caching doesn't work; extension probably not configured

		//cache(maxCacheSize: 250, caches: [
			//[$class: "ArbitraryFileCache", excludes: "", includes: "**/*", path: "${WORKSPACE}/vendor/nimbus-build-system/vendor/Nim/bin"],
			//[$class: "ArbitraryFileCache", excludes: "", includes: "**/*", path: "${WORKSPACE}/vendor/go/bin"],
			//[$class: "ArbitraryFileCache", excludes: "", includes: "**/*", path: "${WORKSPACE}/jsonTestsCache"]
		//]) {
			stage("Build") {
				sh "make -j${env.NPROC} update" /* to allow a newer Nim version to be detected */
				sh "make -j${env.NPROC} deps" /* to allow the following parallel stages */
				sh "scripts/setup_official_tests.sh jsonTestsCache"
			}
		//}

		stage("Test") {
			parallel(
				"tools": {
					stage("Tools") {
						sh "make -j${env.NPROC}"
					}
				},
				"test suite": {
					stage("Test suite") {
						sh "make -j${env.NPROC} DISABLE_TEST_FIXTURES_SCRIPT=1 test"
					}
				}
			)
		}
	} catch(e) {
		echo "'${env.STAGE_NAME}' stage failed"
		throw e
	} finally {
		cleanWs()
	}
}

parallel(
	"Linux": {
		node("linux") {
			withEnv(["NPROC=${sh(returnStdout: true, script: 'nproc').trim()}"]) {
				runStages()
			}
		}
	},
	"macOS": {
		node("macos") {
			withEnv(["NPROC=${sh(returnStdout: true, script: 'sysctl -n hw.logicalcpu').trim()}"]) {
				runStages()
			}
		}
	}
)