V2 Setup

.eslintignore

@@ -0,0 +1,3 @@
+node_modules/
+lib/
+dist/

.eslintrc.json

@@ -0,0 +1,16 @@
+{
+    "env": { "node": true, "jest": true },
+    "parser": "@typescript-eslint/parser",
+    "parserOptions": { "ecmaVersion": 9, "sourceType": "module" },
+    "extends": [
+      "eslint:recommended",
+      "plugin:@typescript-eslint/eslint-recommended",
+      "plugin:@typescript-eslint/recommended",
+      "plugin:import/errors",
+      "plugin:import/warnings",
+      "plugin:import/typescript",
+      "plugin:prettier/recommended",
+      "prettier/@typescript-eslint"
+    ],
+    "plugins": ["@typescript-eslint"]
+}

.gitignore

@@ -0,0 +1,5 @@
+# Ignore node_modules, ncc is used to compile nodejs modules into a single file in the releases branch
+node_modules/
+
+# Ignore js files that are transpiled from ts files in src/
+lib/

.prettierignore

@@ -0,0 +1,3 @@
+dist/
+lib/
+node_modules/

.prettierrc.json

@@ -0,0 +1,11 @@
+{
+    "printWidth": 80,
+    "tabWidth": 2,
+    "useTabs": false,
+    "semi": false,
+    "singleQuote": true,
+    "trailingComma": "none",
+    "bracketSpacing": false,
+    "arrowParens": "avoid",
+    "parser": "typescript"
+  }

action.yml

@@ -4,9 +4,10 @@ author: 'GitHub'
 inputs: 
   name:
     description: 'Artifact name'
-    required: true
+    required: false
   path:
-    description: 'Destination path'    
+    description: 'Destination path'
+    required: false
 runs:
-  # Plugins live on the runner and are only available to a certain set of first party actions.
-  plugin: 'download'
+  using: 'node12'
+  main: 'dist/index.js'

package.json

@@ -0,0 +1,41 @@
+{
+  "name": "download-artifact",
+  "version": "2.0.0",
+  "description": "Download a build artifact that was previously uploaded in the workflow by the upload-artifact action",
+  "main": "dist/index.js",
+  "scripts": {
+    "build": "tsc",
+    "release": "ncc build src/download-artifact.ts && git add -f dist/",
+    "check-all": "concurrently \"npm:format-check\" \"npm:lint\" \"npm:build\"",
+    "format": "prettier --write **/*.ts",
+    "format-check": "prettier --check **/*.ts",
+    "lint": "eslint **/*.ts"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/actions/download-artifact.git"
+  },
+  "keywords": [
+    "Actions",
+    "GitHub",
+    "Artifacts",
+    "Download"
+  ],
+  "author": "GitHub",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/actions/download-artifact/issues"
+  },
+  "homepage": "https://github.com/actions/download-artifact#readme",
+  "dependencies": {
+    "@actions/artifact": "^0.1.0",
+    "@actions/core": "^1.2.2",
+    "@typescript-eslint/parser": "^2.20.0",
+    "@zeit/ncc": "^0.21.1",
+    "concurrently": "^5.1.0",
+    "eslint": "^6.8.0",
+    "eslint-plugin-github": "^3.4.1",
+    "prettier": "^1.19.1",
+    "typescript": "^3.7.5"
+  }
+}

src/constants.ts

@@ -0,0 +1,4 @@
+export enum Inputs {
+  Name = 'name',
+  Path = 'path'
+}

src/download-artifact.ts

@@ -0,0 +1,25 @@
+import * as core from '@actions/core'
+import * as artifact from '@actions/artifact'
+import {Inputs} from './constants'
+
+async function run(): Promise<void> {
+  try {
+    const name = core.getInput(Inputs.Name, {required: false})
+    const path = core.getInput(Inputs.Path, {required: false})
+    const artifactClient = artifact.create()
+
+    if (!name) {
+      // download all artifacts
+      await artifactClient.downloadAllArtifacts(path)
+    } else {
+      // download a single artifact
+      await artifactClient.downloadArtifact(name, path, {
+        createArtifactFolder: false
+      })
+    }
+  } catch (err) {
+    core.setFailed(err.message)
+  }
+}
+
+run()

tsconfig.json

@@ -0,0 +1,13 @@
+{
+  "compilerOptions": {
+    "target": "es6",
+    "module": "commonjs",
+    "outDir": "./lib",
+    "rootDir": "./src",
+    "strict": true,
+    "noImplicitAny": false,
+    "moduleResolution": "node",
+    "esModuleInterop": true
+  },
+  "exclude": ["node_modules", "**/*.test.ts"]
+}