Merge pull request #13 from JasonEtco/helpful-error

Throw helpful error when issue creation fails

Author: JasonEtco

index.js

@@ -35,15 +35,27 @@ Toolkit.run(async tools => {
   tools.log.info(`Creating new issue ${templated.title}`)
 
   // Create the new issue
-  const issue = await tools.github.issues.create({
-    ...tools.context.repo,
-    ...templated,
-    assignees: listToArray(attributes.assignees),
-    labels: listToArray(attributes.labels),
-    milestone: attributes.milestone
-  })
-
-  tools.log.success(`Created issue ${issue.data.title}#${issue.data.number}: ${issue.data.html_url}`)
+  try {
+    const issue = await tools.github.issues.create({
+      ...tools.context.repo,
+      ...templated,
+      assignees: listToArray(attributes.assignees),
+      labels: listToArray(attributes.labels),
+      milestone: attributes.milestone
+    })
+
+    tools.log.success(`Created issue ${issue.data.title}#${issue.data.number}: ${issue.data.html_url}`)
+  } catch (err) {
+    // Log the error message
+    tools.log.error(`An error occurred while creating the issue. This might be caused by a malformed issue title, or a typo in the labels or assignees. Check ${template}!`)
+    tools.log.error(err)
+
+    // The error might have more details
+    if (err.errors) tools.log.error(err.errors)
+
+    // Exit with a failing status
+    tools.exit.failure()
+  }
 }, {
   secrets: ['GITHUB_TOKEN']
 })

tests/__snapshots__/index.test.js.snap

@@ -86,3 +86,32 @@ Array [
   ],
 ]
 `;
+
+exports[`create-an-issue logs a helpful error if creating an issue throws an error 1`] = `
+Array [
+  Array [
+    "An error occurred while creating the issue. This might be caused by a malformed issue title, or a typo in the labels or assignees. Check .github/ISSUE_TEMPLATE.md!",
+  ],
+  Array [
+    [HttpError: Validation error],
+  ],
+]
+`;
+
+exports[`create-an-issue logs a helpful error if creating an issue throws an error with more errors 1`] = `
+Array [
+  Array [
+    "An error occurred while creating the issue. This might be caused by a malformed issue title, or a typo in the labels or assignees. Check .github/ISSUE_TEMPLATE.md!",
+  ],
+  Array [
+    [HttpError: Validation error],
+  ],
+  Array [
+    Array [
+      Object {
+        "foo": true,
+      },
+    ],
+  ],
+]
+`;

tests/index.test.js

@@ -23,7 +23,8 @@ describe('create-an-issue', () => {
         info: jest.fn(),
         success: jest.fn(),
         warn: jest.fn(),
-        debug: jest.fn()
+        debug: jest.fn(),
+        error: jest.fn()
       }
     })
 
@@ -70,4 +71,31 @@ describe('create-an-issue', () => {
     expect(tools.log.success).toHaveBeenCalled()
     expect(tools.log.success.mock.calls).toMatchSnapshot()
   })
+
+  it('logs a helpful error if creating an issue throws an error', async () => {
+    nock.cleanAll()
+    nock('https://api.github.com')
+      .post(/\/repos\/.*\/.*\/issues/).reply(500, {
+        message: 'Validation error'
+      })
+
+    await actionFn(tools)
+    expect(tools.log.error).toHaveBeenCalled()
+    expect(tools.log.error.mock.calls).toMatchSnapshot()
+    expect(tools.exit.failure).toHaveBeenCalled()
+  })
+
+  it('logs a helpful error if creating an issue throws an error with more errors', async () => {
+    nock.cleanAll()
+    nock('https://api.github.com')
+      .post(/\/repos\/.*\/.*\/issues/).reply(500, {
+        message: 'Validation error',
+        errors: [{ foo: true }]
+      })
+
+    await actionFn(tools)
+    expect(tools.log.error).toHaveBeenCalled()
+    expect(tools.log.error.mock.calls).toMatchSnapshot()
+    expect(tools.exit.failure).toHaveBeenCalled()
+  })
 })