fallback to REST API to download repo

.github/workflows/test.yml

@@ -6,6 +6,7 @@ on:
     branches:
       - master
       - releases/*
+      - users/ericsciple/*
 
 jobs:
   build:
@@ -38,46 +39,46 @@ jobs:
         with:
           ref: test-data/v2/basic
           path: basic
-      - name: Verify basic
+      # - name: Verify basic
-        shell: bash
+      #   shell: bash
-        run: __test__/verify-basic.sh
+      #   run: __test__/verify-basic.sh
 
-      # Clean
+      # # Clean
-      - name: Modify work tree
+      # - name: Modify work tree
-        shell: bash
+      #   shell: bash
-        run: __test__/modify-work-tree.sh
+      #   run: __test__/modify-work-tree.sh
-      - name: Clean checkout
+      # - name: Clean checkout
-        uses: ./
+      #   uses: ./
-        with:
+      #   with:
-          ref: test-data/v2/basic
+      #     ref: test-data/v2/basic
-          path: basic
+      #     path: basic
-      - name: Verify clean
+      # - name: Verify clean
-        shell: bash
+      #   shell: bash
-        run: __test__/verify-clean.sh
+      #   run: __test__/verify-clean.sh
 
-      # Side by side
+      # # Side by side
-      - name: Side by side checkout 1
+      # - name: Side by side checkout 1
-        uses: ./
+      #   uses: ./
-        with:
+      #   with:
-          ref: test-data/v2/side-by-side-1
+      #     ref: test-data/v2/side-by-side-1
-          path: side-by-side-1
+      #     path: side-by-side-1
-      - name: Side by side checkout 2
+      # - name: Side by side checkout 2
-        uses: ./
+      #   uses: ./
-        with:
+      #   with:
-          ref: test-data/v2/side-by-side-2
+      #     ref: test-data/v2/side-by-side-2
-          path: side-by-side-2
+      #     path: side-by-side-2
-      - name: Verify side by side
+      # - name: Verify side by side
-        shell: bash
+      #   shell: bash
-        run: __test__/verify-side-by-side.sh
+      #   run: __test__/verify-side-by-side.sh
 
-      # LFS
+      # # LFS
-      - name: LFS checkout
+      # - name: LFS checkout
-        uses: ./
+      #   uses: ./
-        with:
+      #   with:
-          repository: actions/checkout # hardcoded, otherwise doesn't work from a fork
+      #     repository: actions/checkout # hardcoded, otherwise doesn't work from a fork
-          ref: test-data/v2/lfs
+      #     ref: test-data/v2/lfs
-          path: lfs
+      #     path: lfs
-          lfs: true
+      #     lfs: true
-      - name: Verify LFS
+      # - name: Verify LFS
-        shell: bash
+      #   shell: bash
-        run: __test__/verify-lfs.sh
+      #   run: __test__/verify-lfs.sh

package-lock.json

@@ -15,11 +15,11 @@
       "integrity": "sha512-nvFkxwiicvpzNiCBF4wFBDfnBvi7xp/as7LE1hBxBxKG2L29+gkIPBiLKMVORL+Hg3JNf07AKRfl0V5djoypjQ=="
     },
     "@actions/github": {
-      "version": "1.1.0",
+      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/@actions/github/-/github-1.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/@actions/github/-/github-2.0.0.tgz",
-      "integrity": "sha512-cHf6PyoNMdei13jEdGPhKprIMFmjVVW/dnM5/9QmQDJ1ZTaGVyezUSCUIC/ySNLRvDUpeFwPYMdThSEJldSbUw==",
+      "integrity": "sha512-sNpZ5dJyJyfJIO5lNYx8r/Gha4Tlm8R0MLO2cBkGdOnAAEn3t1M/MHVcoBhY/VPfjGVe5RNAUPz+6INrViiUPA==",
       "requires": {
-        "@octokit/graphql": "^2.0.1",
+        "@octokit/graphql": "^4.3.1",
         "@octokit/rest": "^16.15.0"
       }
     },
@@ -578,72 +578,56 @@
       }
     },
     "@octokit/endpoint": {
-      "version": "5.4.0",
+      "version": "5.5.1",
-      "resolved": "https://registry.npmjs.org/@octokit/endpoint/-/endpoint-5.4.0.tgz",
+      "resolved": "https://registry.npmjs.org/@octokit/endpoint/-/endpoint-5.5.1.tgz",
-      "integrity": "sha512-DWTNgEKg5KXzvNjKTzcFTnkZiL7te6pQxxumvxPjyjDpcY5V3xzywnNu1WVqySY3Ct1flF/kAoyDdZos6acq3Q==",
+      "integrity": "sha512-nBFhRUb5YzVTCX/iAK1MgQ4uWo89Gu0TH00qQHoYRCsE12dWcG1OiLd7v2EIo2+tpUKPMOQ62QFy9hy9Vg2ULg==",
       "requires": {
+        "@octokit/types": "^2.0.0",
         "is-plain-object": "^3.0.0",
         "universal-user-agent": "^4.0.0"
-      },
-      "dependencies": {
-        "universal-user-agent": {
-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/universal-user-agent/-/universal-user-agent-4.0.0.tgz",
-          "integrity": "sha512-eM8knLpev67iBDizr/YtqkJsF3GK8gzDc6st/WKzrTuPtcsOKW/0IdL4cnMBsU69pOx0otavLWBDGTwg+dB0aA==",
-          "requires": {
-            "os-name": "^3.1.0"
-          }
-        }
       }
     },
     "@octokit/graphql": {
-      "version": "2.1.3",
+      "version": "4.3.1",
-      "resolved": "https://registry.npmjs.org/@octokit/graphql/-/graphql-2.1.3.tgz",
+      "resolved": "https://registry.npmjs.org/@octokit/graphql/-/graphql-4.3.1.tgz",
-      "integrity": "sha512-XoXJqL2ondwdnMIW3wtqJWEwcBfKk37jO/rYkoxNPEVeLBDGsGO1TCWggrAlq3keGt/O+C/7VepXnukUxwt5vA==",
+      "integrity": "sha512-hCdTjfvrK+ilU2keAdqNBWOk+gm1kai1ZcdjRfB30oA3/T6n53UVJb7w0L5cR3/rhU91xT3HSqCd+qbvH06yxA==",
       "requires": {
-        "@octokit/request": "^5.0.0",
+        "@octokit/request": "^5.3.0",
-        "universal-user-agent": "^2.0.3"
+        "@octokit/types": "^2.0.0",
+        "universal-user-agent": "^4.0.0"
       }
     },
     "@octokit/request": {
-      "version": "5.1.0",
+      "version": "5.3.1",
-      "resolved": "https://registry.npmjs.org/@octokit/request/-/request-5.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/@octokit/request/-/request-5.3.1.tgz",
-      "integrity": "sha512-I15T9PwjFs4tbWyhtFU2Kq7WDPidYMvRB7spmxoQRZfxSmiqullG+Nz+KbSmpkfnlvHwTr1e31R5WReFRKMXjg==",
+      "integrity": "sha512-5/X0AL1ZgoU32fAepTfEoggFinO3rxsMLtzhlUX+RctLrusn/CApJuGFCd0v7GMFhF+8UiCsTTfsu7Fh1HnEJg==",
       "requires": {
-        "@octokit/endpoint": "^5.1.0",
+        "@octokit/endpoint": "^5.5.0",
         "@octokit/request-error": "^1.0.1",
+        "@octokit/types": "^2.0.0",
         "deprecation": "^2.0.0",
         "is-plain-object": "^3.0.0",
         "node-fetch": "^2.3.0",
         "once": "^1.4.0",
         "universal-user-agent": "^4.0.0"
-      },
-      "dependencies": {
-        "universal-user-agent": {
-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/universal-user-agent/-/universal-user-agent-4.0.0.tgz",
-          "integrity": "sha512-eM8knLpev67iBDizr/YtqkJsF3GK8gzDc6st/WKzrTuPtcsOKW/0IdL4cnMBsU69pOx0otavLWBDGTwg+dB0aA==",
-          "requires": {
-            "os-name": "^3.1.0"
-          }
-        }
       }
     },
     "@octokit/request-error": {
-      "version": "1.0.4",
+      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/@octokit/request-error/-/request-error-1.0.4.tgz",
+      "resolved": "https://registry.npmjs.org/@octokit/request-error/-/request-error-1.2.0.tgz",
-      "integrity": "sha512-L4JaJDXn8SGT+5G0uX79rZLv0MNJmfGa4vb4vy1NnpjSnWDLJRy6m90udGwvMmavwsStgbv2QNkPzzTCMmL+ig==",
+      "integrity": "sha512-DNBhROBYjjV/I9n7A8kVkmQNkqFAMem90dSxqvPq57e2hBr7mNTX98y3R2zDpqMQHVRpBDjsvsfIGgBzy+4PAg==",
       "requires": {
+        "@octokit/types": "^2.0.0",
         "deprecation": "^2.0.0",
         "once": "^1.4.0"
       }
     },
     "@octokit/rest": {
-      "version": "16.33.0",
+      "version": "16.35.0",
-      "resolved": "https://registry.npmjs.org/@octokit/rest/-/rest-16.33.0.tgz",
+      "resolved": "https://registry.npmjs.org/@octokit/rest/-/rest-16.35.0.tgz",
-      "integrity": "sha512-t4jMR+odsfooQwmHiREoTQixVTX2DfdbSaO+lKrW9R5XBuk0DW+5T/JdfwtxAGUAHgvDDpWY/NVVDfEPTzxD6g==",
+      "integrity": "sha512-9ShFqYWo0CLoGYhA1FdtdykJuMzS/9H6vSbbQWDX4pWr4p9v+15MsH/wpd/3fIU+tSxylaNO48+PIHqOkBRx3w==",
       "requires": {
-        "@octokit/request": "^5.0.0",
+        "@octokit/request": "^5.2.0",
         "@octokit/request-error": "^1.0.2",
         "atob-lite": "^2.0.0",
         "before-after-hook": "^2.0.0",
@@ -655,16 +639,14 @@
         "octokit-pagination-methods": "^1.1.0",
         "once": "^1.4.0",
         "universal-user-agent": "^4.0.0"
-      },
+      }
-      "dependencies": {
+    },
-        "universal-user-agent": {
+    "@octokit/types": {
-          "version": "4.0.0",
+      "version": "2.0.2",
-          "resolved": "https://registry.npmjs.org/universal-user-agent/-/universal-user-agent-4.0.0.tgz",
+      "resolved": "https://registry.npmjs.org/@octokit/types/-/types-2.0.2.tgz",
-          "integrity": "sha512-eM8knLpev67iBDizr/YtqkJsF3GK8gzDc6st/WKzrTuPtcsOKW/0IdL4cnMBsU69pOx0otavLWBDGTwg+dB0aA==",
+      "integrity": "sha512-StASIL2lgT3TRjxv17z9pAqbnI7HGu9DrJlg3sEBFfCLaMEqp+O3IQPUF6EZtQ4xkAu2ml6kMBBCtGxjvmtmuQ==",
-          "requires": {
+      "requires": {
-            "os-name": "^3.1.0"
+        "@types/node": ">= 8"
-          }
-        }
       }
     },
     "@types/babel__core": {
@@ -757,8 +739,7 @@
     "@types/node": {
       "version": "12.7.12",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-12.7.12.tgz",
-      "integrity": "sha512-KPYGmfD0/b1eXurQ59fXD1GBzhSQfz6/lKBxkaHX9dKTzjXbK68Zt7yGUxUsCS1jeTy/8aL+d9JEr+S54mpkWQ==",
+      "integrity": "sha512-KPYGmfD0/b1eXurQ59fXD1GBzhSQfz6/lKBxkaHX9dKTzjXbK68Zt7yGUxUsCS1jeTy/8aL+d9JEr+S54mpkWQ=="
-      "dev": true
     },
     "@types/stack-utils": {
       "version": "1.0.1",
@@ -6666,11 +6647,11 @@
       }
     },
     "universal-user-agent": {
-      "version": "2.1.0",
+      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/universal-user-agent/-/universal-user-agent-2.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/universal-user-agent/-/universal-user-agent-4.0.0.tgz",
-      "integrity": "sha512-8itiX7G05Tu3mGDTdNY2fB4KJ8MgZLS54RdG6PkkfwMAavrXu1mV/lls/GABx9O3Rw4PnTtasxrvbMQoBYY92Q==",
+      "integrity": "sha512-eM8knLpev67iBDizr/YtqkJsF3GK8gzDc6st/WKzrTuPtcsOKW/0IdL4cnMBsU69pOx0otavLWBDGTwg+dB0aA==",
       "requires": {
-        "os-name": "^3.0.0"
+        "os-name": "^3.1.0"
       }
     },
     "unset-value": {

package.json

@@ -31,7 +31,7 @@
   "dependencies": {
     "@actions/core": "^1.1.3",
     "@actions/exec": "^1.0.1",
-    "@actions/github": "^1.1.0",
+    "@actions/github": "^2.0.0",
     "@actions/io": "^1.0.1"
   },
   "devDependencies": {

src/git-source-provider.ts

@@ -6,6 +6,7 @@ import * as gitCommandManager from './git-command-manager'
 import * as io from '@actions/io'
 import * as path from 'path'
 import * as refHelper from './ref-helper'
+import * as repositoryApiHelper from './repository-api-helper'
 import {IGitCommandManager} from './git-command-manager'
 
 const authConfigKey = `http.https://github.com/.extraheader`
@@ -23,6 +24,7 @@ export interface ISourceSettings {
 }
 
 export async function getSource(settings: ISourceSettings): Promise<void> {
+  // Repository URL
   core.info(
     `Syncing repository: ${settings.repositoryOwner}/${settings.repositoryName}`
   )
@@ -30,6 +32,13 @@ export async function getSource(settings: ISourceSettings): Promise<void> {
     settings.repositoryOwner
   )}/${encodeURIComponent(settings.repositoryName)}`
 
+  // Set intra-task state for cleanup
+  coreCommand.issueCommand(
+    'save-state',
+    {name: 'repositoryPath'},
+    settings.repositoryPath
+  )
+
   // Remove conflicting file path
   if (fsHelper.fileExistsSync(settings.repositoryPath)) {
     await io.rmRF(settings.repositoryPath)
@@ -44,91 +53,96 @@ export async function getSource(settings: ISourceSettings): Promise<void> {
 
   // Git command manager
   core.info(`Working directory is '${settings.repositoryPath}'`)
-  const git = await gitCommandManager.CreateCommandManager(
+  let git = (null as unknown) as IGitCommandManager
-    settings.repositoryPath,
+  try {
-    settings.lfs
+    git = await gitCommandManager.CreateCommandManager(
-  )
+      settings.repositoryPath,
+      settings.lfs
+    )
+  } catch (err) {
+    // Git is required for LFS
+    if (settings.lfs) {
+      throw err
+    }
 
-  // Try prepare existing directory, otherwise recreate
+    // Otherwise fallback to REST API
-  if (
+  }
-    isExisting &&
+
-    !(await tryPrepareExistingDirectory(
+  // Prepare existing directory, otherwise recreate
+  if (isExisting) {
+    await prepareExistingDirectory(
       git,
       settings.repositoryPath,
       repositoryUrl,
       settings.clean
-    ))
-  ) {
-    // Delete the contents of the directory. Don't delete the directory itself
-    // since it may be the current working directory.
-    core.info(`Deleting the contents of '${settings.repositoryPath}'`)
-    for (const file of await fs.promises.readdir(settings.repositoryPath)) {
-      await io.rmRF(path.join(settings.repositoryPath, file))
-    }
-  }
-
-  // Initialize the repository
-  if (
-    !fsHelper.directoryExistsSync(path.join(settings.repositoryPath, '.git'))
-  ) {
-    await git.init()
-    await git.remoteAdd('origin', repositoryUrl)
-  }
-
-  // Disable automatic garbage collection
-  if (!(await git.tryDisableAutomaticGarbageCollection())) {
-    core.warning(
-      `Unable to turn off git automatic garbage collection. The git fetch operation may trigger garbage collection and cause a delay.`
     )
   }
 
-  // Remove possible previous extraheader
+  if (!git || `${1}` == '1') {
-  await removeGitConfig(git, authConfigKey)
+    await repositoryApiHelper.download(
+      settings.accessToken,
+      settings.repositoryOwner,
+      settings.repositoryName,
+      settings.ref,
+      settings.repositoryPath
+    )
+  } else {
+    // Initialize the repository
+    if (
+      !fsHelper.directoryExistsSync(path.join(settings.repositoryPath, '.git'))
+    ) {
+      await git.init()
+      await git.remoteAdd('origin', repositoryUrl)
+    }
 
-  // Add extraheader (auth)
+    // Disable automatic garbage collection
-  const base64Credentials = Buffer.from(
+    if (!(await git.tryDisableAutomaticGarbageCollection())) {
-    `x-access-token:${settings.accessToken}`,
+      core.warning(
-    'utf8'
+        `Unable to turn off git automatic garbage collection. The git fetch operation may trigger garbage collection and cause a delay.`
-  ).toString('base64')
+      )
-  core.setSecret(base64Credentials)
+    }
-  const authConfigValue = `AUTHORIZATION: basic ${base64Credentials}`
-  await git.config(authConfigKey, authConfigValue)
 
-  // LFS install
+    // Remove possible previous extraheader
-  if (settings.lfs) {
+    await removeGitConfig(git, authConfigKey)
-    await git.lfsInstall()
+
+    // Add extraheader (auth)
+    const base64Credentials = Buffer.from(
+      `x-access-token:${settings.accessToken}`,
+      'utf8'
+    ).toString('base64')
+    core.setSecret(base64Credentials)
+    const authConfigValue = `AUTHORIZATION: basic ${base64Credentials}`
+    await git.config(authConfigKey, authConfigValue)
+
+    // LFS install
+    if (settings.lfs) {
+      await git.lfsInstall()
+    }
+
+    // Fetch
+    const refSpec = refHelper.getRefSpec(settings.ref, settings.commit)
+    await git.fetch(settings.fetchDepth, refSpec)
+
+    // Checkout info
+    const checkoutInfo = await refHelper.getCheckoutInfo(
+      git,
+      settings.ref,
+      settings.commit
+    )
+
+    // LFS fetch
+    // Explicit lfs-fetch to avoid slow checkout (fetches one lfs object at a time).
+    // Explicit lfs fetch will fetch lfs objects in parallel.
+    if (settings.lfs) {
+      await git.lfsFetch(checkoutInfo.startPoint || checkoutInfo.ref)
+    }
+
+    // Checkout
+    await git.checkout(checkoutInfo.ref, checkoutInfo.startPoint)
+
+    // Dump some info about the checked out commit
+    await git.log1()
   }
-
-  // Fetch
-  const refSpec = refHelper.getRefSpec(settings.ref, settings.commit)
-  await git.fetch(settings.fetchDepth, refSpec)
-
-  // Checkout info
-  const checkoutInfo = await refHelper.getCheckoutInfo(
-    git,
-    settings.ref,
-    settings.commit
-  )
-
-  // LFS fetch
-  // Explicit lfs-fetch to avoid slow checkout (fetches one lfs object at a time).
-  // Explicit lfs fetch will fetch lfs objects in parallel.
-  if (settings.lfs) {
-    await git.lfsFetch(checkoutInfo.startPoint || checkoutInfo.ref)
-  }
-
-  // Checkout
-  await git.checkout(checkoutInfo.ref, checkoutInfo.startPoint)
-
-  // Dump some info about the checked out commit
-  await git.log1()
-
-  // Set intra-task state for cleanup
-  coreCommand.issueCommand(
-    'save-state',
-    {name: 'repositoryPath'},
-    settings.repositoryPath
-  )
 }
 
 export async function cleanup(repositoryPath: string): Promise<void> {
@@ -146,79 +160,89 @@ export async function cleanup(repositoryPath: string): Promise<void> {
   await removeGitConfig(git, authConfigKey)
 }
 
-async function tryPrepareExistingDirectory(
+async function prepareExistingDirectory(
   git: IGitCommandManager,
   repositoryPath: string,
   repositoryUrl: string,
   clean: boolean
-): Promise<boolean> {
+): Promise<void> {
+  let remove = false
+
+  // Check whether using git or REST API
+  if (!git) {
+    remove = true
+  }
   // Fetch URL does not match
-  if (
+  else if (
     !fsHelper.directoryExistsSync(path.join(repositoryPath, '.git')) ||
     repositoryUrl !== (await git.tryGetFetchUrl())
   ) {
-    return false
+    remove = true
-  }
+  } else {
+    // Delete any index.lock and shallow.lock left by a previously canceled run or crashed git process
+    const lockPaths = [
+      path.join(repositoryPath, '.git', 'index.lock'),
+      path.join(repositoryPath, '.git', 'shallow.lock')
+    ]
+    for (const lockPath of lockPaths) {
+      try {
+        await io.rmRF(lockPath)
+      } catch (error) {
+        core.debug(`Unable to delete '${lockPath}'. ${error.message}`)
+      }
+    }
 
-  // Delete any index.lock and shallow.lock left by a previously canceled run or crashed git process
-  const lockPaths = [
-    path.join(repositoryPath, '.git', 'index.lock'),
-    path.join(repositoryPath, '.git', 'shallow.lock')
-  ]
-  for (const lockPath of lockPaths) {
     try {
-      await io.rmRF(lockPath)
+      // Checkout detached HEAD
+      if (!(await git.isDetached())) {
+        await git.checkoutDetach()
+      }
+
+      // Remove all refs/heads/*
+      let branches = await git.branchList(false)
+      for (const branch of branches) {
+        await git.branchDelete(false, branch)
+      }
+
+      // Remove all refs/remotes/origin/* to avoid conflicts
+      branches = await git.branchList(true)
+      for (const branch of branches) {
+        await git.branchDelete(true, branch)
+      }
+
+      // Clean
+      if (clean) {
+        if (!(await git.tryClean())) {
+          core.debug(
+            `The clean command failed. This might be caused by: 1) path too long, 2) permission issue, or 3) file in use. For futher investigation, manually run 'git clean -ffdx' on the directory '${repositoryPath}'.`
+          )
+          remove = true
+        } else if (!(await git.tryReset())) {
+          remove = true
+        }
+
+        if (remove) {
+          core.warning(
+            `Unable to clean or reset the repository. The repository will be recreated instead.`
+          )
+        }
+      }
     } catch (error) {
-      core.debug(`Unable to delete '${lockPath}'. ${error.message}`)
-    }
-  }
-
-  try {
-    // Checkout detached HEAD
-    if (!(await git.isDetached())) {
-      await git.checkoutDetach()
-    }
-
-    // Remove all refs/heads/*
-    let branches = await git.branchList(false)
-    for (const branch of branches) {
-      await git.branchDelete(false, branch)
-    }
-
-    // Remove all refs/remotes/origin/* to avoid conflicts
-    branches = await git.branchList(true)
-    for (const branch of branches) {
-      await git.branchDelete(true, branch)
-    }
-  } catch (error) {
-    core.warning(
-      `Unable to prepare the existing repository. The repository will be recreated instead.`
-    )
-    return false
-  }
-
-  // Clean
-  if (clean) {
-    let succeeded = true
-    if (!(await git.tryClean())) {
-      core.debug(
-        `The clean command failed. This might be caused by: 1) path too long, 2) permission issue, or 3) file in use. For futher investigation, manually run 'git clean -ffdx' on the directory '${repositoryPath}'.`
-      )
-      succeeded = false
-    } else if (!(await git.tryReset())) {
-      succeeded = false
-    }
-
-    if (!succeeded) {
       core.warning(
-        `Unable to clean or reset the repository. The repository will be recreated instead.`
+        `Unable to prepare the existing repository. The repository will be recreated instead.`
       )
+      remove = true
     }
-
-    return succeeded
   }
 
-  return true
+  if (remove) {
+    // Delete the contents of the directory. Don't delete the directory itself
+    // since it might be the current working directory.
+    core.info(`Deleting the contents of '${repositoryPath}'`)
+    for (const file of await fs.promises.readdir(repositoryPath)) {
+      await io.rmRF(path.join(repositoryPath, file))
+    }
+  }
 }
 
 async function removeGitConfig(

src/repository-api-helper.ts

@@ -0,0 +1,24 @@
+import * as github from '@actions/github'
+import {ReposGetArchiveLinkParams} from '@octokit/rest'
+
+const IS_WINDOWS = process.platform === 'win32'
+
+export async function download(
+  accessToken: string,
+  owner: string,
+  repo: string,
+  ref: string,
+  repositoryPath: string
+): Promise<void> {
+  const octokit = new github.GitHub(accessToken)
+  const params: ReposGetArchiveLinkParams = {
+    archive_format: IS_WINDOWS ? 'zipball' : 'tarball',
+    owner: owner,
+    repo: repo,
+    ref: ref
+  }
+  const response = await octokit.repos.getArchiveLink(params)
+  console.log(`status=${response.status}`)
+  console.log(`headers=${JSON.stringify(response.headers)}`)
+  console.log(`data=${JSON.stringify(response.data)}`)
+}