Handle API errors specifically

dist/index.js

@@ -13327,6 +13327,8 @@ __nccwpck_require__.d(__webpack_exports__, {
 var core = __nccwpck_require__(2186);
 // EXTERNAL MODULE: ./node_modules/@actions/github/lib/github.js
 var github = __nccwpck_require__(5438);
+// EXTERNAL MODULE: ./node_modules/@octokit/request-error/dist-node/index.js
+var dist_node = __nccwpck_require__(537);
 ;// CONCATENATED MODULE: ./src/dependabot/verified_commits.ts
 var __awaiter = (undefined && undefined.__awaiter) || function (thisArg, _arguments, P, generator) {
     function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
@@ -13466,6 +13468,7 @@ var main_awaiter = (undefined && undefined.__awaiter) || function (thisArg, _arg
 
 
 
+
 function run() {
     return main_awaiter(this, void 0, void 0, function* () {
         const token = core.getInput('github-token');
@@ -13475,22 +13478,31 @@ function run() {
             /* eslint-enable no-template-curly-in-string */
             return;
         }
-        const githubClient = github.getOctokit(token);
-        // Validate the job
-        const commitMessage = yield getMessage(githubClient, github.context);
-        if (commitMessage) {
-            // Parse metadata
-            core.info('Parsing Dependabot metadata');
-            const updatedDependencies = parse(commitMessage);
-            if (updatedDependencies.length > 0) {
-                set(updatedDependencies);
+        try {
+            const githubClient = github.getOctokit(token);
+            // Validate the job
+            const commitMessage = yield getMessage(githubClient, github.context);
+            if (commitMessage) {
+                // Parse metadata
+                core.info('Parsing Dependabot metadata');
+                const updatedDependencies = parse(commitMessage);
+                if (updatedDependencies.length > 0) {
+                    set(updatedDependencies);
+                }
+                else {
+                    core.setFailed('PR does not contain metadata, nothing to do.');
+                }
             }
             else {
-                core.setFailed('PR does not contain metadata, nothing to do.');
+                core.setFailed('PR is not from Dependabot, nothing to do.');
             }
         }
-        else {
-            core.setFailed('PR is not from Dependabot, nothing to do.');
+        catch (error) {
+            if (error instanceof dist_node.RequestError) {
+                core.setFailed(`Api Error: (${error.status}) ${error.message}`);
+                return;
+            }
+            core.setFailed(error.message);
         }
     });
 }

src/main.test.ts

@@ -1,5 +1,6 @@
 import * as core from '@actions/core'
 import { run } from './main'
+import { RequestError } from '@octokit/request-error'
 import * as dependabotCommits from './dependabot/verified_commits'
 
 beforeEach(() => {
@@ -145,10 +146,10 @@ test('if there are multiple dependencies, it summarizes them', async () => {
   expect(core.setOutput).toBeCalledWith('update-type', 'version-update:semver-major')
 })
 
-test("it sets the action to failed if there is an unexpected exception", async () => {
+test('it sets the action to failed if there is an unexpected exception', async () => {
   jest.spyOn(core, 'getInput').mockReturnValue('mock-token')
   jest.spyOn(dependabotCommits, 'getMessage').mockImplementation(jest.fn(
-    () => Promise.reject( new Error("Something bad happened!") )
+    () => Promise.reject(new Error('Something bad happened!'))
   ))
 
   await run()
@@ -157,3 +158,25 @@ test("it sets the action to failed if there is an unexpected exception", async (
     expect.stringContaining('Something bad happened!')
   )
 })
+
+test('it sets the action to failed if there is a request error', async () => {
+  jest.spyOn(core, 'getInput').mockReturnValue('mock-token')
+  jest.spyOn(dependabotCommits, 'getMessage').mockImplementation(jest.fn(
+    () => Promise.reject(new RequestError('Something bad happened!', 500, {
+      headers: {},
+      request: {
+        method: 'GET',
+        url: 'https://api.github.com/repos/dependabot/dependabot/pulls/101/commits',
+        headers: {
+          authorization: 'foo'
+        }
+      }
+    }))
+  ))
+
+  await run()
+
+  expect(core.setFailed).toHaveBeenCalledWith(
+    expect.stringContaining('(500) Something bad happened!')
+  )
+})

src/main.ts

@@ -1,5 +1,6 @@
 import * as core from '@actions/core'
 import * as github from '@actions/github'
+import { RequestError } from '@octokit/request-error'
 import * as verifiedCommits from './dependabot/verified_commits'
 import * as updateMetadata from './dependabot/update_metadata'
 import * as output from './dependabot/output'
@@ -37,7 +38,11 @@ export async function run (): Promise<void> {
       core.setFailed('PR is not from Dependabot, nothing to do.')
     }
   } catch (error) {
-    core.setFailed(error.message);
+    if (error instanceof RequestError) {
+      core.setFailed(`Api Error: (${error.status}) ${error.message}`)
+      return
+    }
+    core.setFailed(error.message)
   }
 }