Generate artifacts

.gitignore

@@ -1,7 +1,6 @@
 __tests__/runner/*
 
 # comment out in distribution branches
-/node_modules/
 
 # Rest pulled from https://github.com/github/gitignore/blob/master/Node.gitignore
 # Logs

lib/install.js

@@ -0,0 +1,65 @@
+"use strict";
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
+    result["default"] = mod;
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const core = __importStar(require("@actions/core"));
+const shell = __importStar(require("shelljs"));
+const path = __importStar(require("path"));
+const homedir = require("os").homedir();
+function install(javaVersion) {
+    return __awaiter(this, void 0, void 0, function* () {
+        installJava(javaVersion);
+        installSbt();
+    });
+}
+exports.install = install;
+function installJava(javaVersion) {
+    core.startGroup("Install Java");
+    shell
+        .exec("curl -sL https://github.com/shyiko/jabba/raw/master/install.sh", {
+        silent: true
+    })
+        .exec("bash");
+    const jabba = path.join(homedir, ".jabba", "bin", "jabba");
+    const toInstall = shell
+        .exec(`${jabba} ls-remote`)
+        .grep(javaVersion)
+        .head({ "-n": 1 })
+        .stdout.trim();
+    console.log(`Installing ${toInstall}`);
+    shell.exec(`${jabba} install ${toInstall}`);
+    const javaHome = shell
+        .exec(`${jabba} which --home ${toInstall}`)
+        .stdout.trim();
+    core.exportVariable("JAVA_HOME", javaHome);
+    core.addPath(path.join(javaHome, "bin"));
+    core.endGroup();
+}
+function installSbt() {
+    core.startGroup("Install sbt");
+    const bin = path.join(homedir, "bin");
+    shell.mkdir(bin);
+    core.addPath(bin);
+    curl("https://raw.githubusercontent.com/paulp/sbt-extras/master/sbt", "sbt");
+    curl("https://raw.githubusercontent.com/coursier/sbt-extras/master/sbt", path.join(bin, "csbt"));
+    core.endGroup();
+}
+function curl(url, outputFile) {
+    shell.exec(`curl -sL ${url}`, { silent: true }).to(outputFile);
+    shell.chmod("+x", outputFile);
+    console.log(`Downloaded '${path.basename(outputFile)}'`);
+}

lib/main.js

@@ -0,0 +1,33 @@
+"use strict";
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
+    result["default"] = mod;
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const core = __importStar(require("@actions/core"));
+const install_1 = require("./install");
+function run() {
+    return __awaiter(this, void 0, void 0, function* () {
+        try {
+            const version = core.getInput("java-version", { required: true });
+            console.log(`Installing Java version '${version}'`);
+            yield install_1.install(version);
+        }
+        catch (error) {
+            core.setFailed(error.message);
+        }
+    });
+}
+run();