Merge branch 'master' into releases/v1

* master:
  Install maintaned rubies on Ubutu 18.04 and 16.04
  npm run build
  Install libgdbm3 when ubuntu-16.04
  Bump up actions/cache to v1
  Fix README

.github/workflows/linux.yml → .github/workflows/ubuntu1604.yml

@@ -1,4 +1,4 @@
-name: 'Linux'
+name: 'Ubuntu 16.04'
 
 on:
   pull_request:
@@ -9,7 +9,7 @@ on:
 
 jobs:
   test:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-16.04
     steps:
     - uses: actions/checkout@master
 
@@ -20,4 +20,6 @@ jobs:
     - run: |
         eval "$(rbenv init -)"
         rbenv install 2.5.7
+        rbenv install 2.6.5
+        rbenv install 2.7.0
     

.github/workflows/ubuntu1804.yml

@@ -0,0 +1,24 @@
+name: 'Ubuntu 18.04'
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+      - 'releases/*'
+
+jobs:
+  test:
+    runs-on: ubuntu-18.04
+    steps:
+    - uses: actions/checkout@master
+
+    - run: npm ci
+    - run: npm run build
+    - run: npm test
+    - uses: ./
+    - run: |
+        eval "$(rbenv init -)"
+        rbenv install 2.5.7
+        rbenv install 2.6.5
+        rbenv install 2.7.0

README.md

@@ -31,7 +31,7 @@ steps:
 - uses: masa-iwasaki/setup-rbenv@v1
 
 - name: Cache RBENV_ROOT
-  uses: actions/cache@preview
+  uses: actions/cache@v1
   id: cache_rbenv
   with:
     path: /home/runner/.rbenv

lib/installer.js

@@ -16,6 +16,7 @@ var __importStar = (this && this.__importStar) || function (mod) {
 };
 Object.defineProperty(exports, "__esModule", { value: true });
 const exec = __importStar(require("@actions/exec"));
+const fs = __importStar(require("fs"));
 function intallRbenv(options) {
     return __awaiter(this, void 0, void 0, function* () {
         yield exec.exec('sudo', ['git', 'clone', 'https://github.com/rbenv/rbenv.git', options.rbenvRoot]);
@@ -31,9 +32,19 @@ function installRubyBuild(options) {
             "zlib1g-dev",
             "libncurses5-dev",
             "libffi-dev",
-            "libgdbm5",
             "libgdbm-dev"
         ];
+        const osRelease = fs.readFileSync("/etc/os-release", { encoding: "utf-8" });
+        const matched = osRelease.match(/VERSION_ID="([0-9.]+)"/);
+        const ubuntuVersion = matched ? matched[1] : "0";
+        if (parseFloat(ubuntuVersion) >= 18.04) {
+            // Ubuntu 18.04+ (bionic)
+            packages.push("libgdbm5");
+        }
+        else {
+            // Ubuntu 16.04 (xenial)
+            packages.push("libgdbm3");
+        }
         const rubyBuildInstallPath = `${options.rbenvRoot}/plugins/ruby-build`;
         yield exec.exec('sudo', ['apt-get', 'update']);
         yield exec.exec('sudo', ['apt-get', 'install', '-y', ...packages]);

src/installer.ts

@@ -1,4 +1,5 @@
 import * as exec from '@actions/exec';
+import * as fs from 'fs'
 
 export async function intallRbenv(options: RbenvOptions) {
   await exec.exec('sudo', ['git', 'clone', 'https://github.com/rbenv/rbenv.git', options.rbenvRoot]);
@@ -16,10 +17,21 @@ export async function installRubyBuild(options: RbenvOptions) {
     "zlib1g-dev",
     "libncurses5-dev",
     "libffi-dev",
-    "libgdbm5",
     "libgdbm-dev"
   ];
 
+  const osRelease = fs.readFileSync("/etc/os-release", {encoding: "utf-8"});
+  const matched = osRelease.match(/VERSION_ID="([0-9.]+)"/);
+  const ubuntuVersion = matched ? matched[1] : "0";
+
+  if (parseFloat(ubuntuVersion) >= 18.04 ){
+    // Ubuntu 18.04+ (bionic)
+    packages.push("libgdbm5");
+  } else {
+    // Ubuntu 16.04 (xenial)
+    packages.push("libgdbm3");
+  }
+
   const rubyBuildInstallPath = `${options.rbenvRoot}/plugins/ruby-build`;
 
   await exec.exec('sudo', ['apt-get', 'update']);