Add a new pr-number input

README.md

@@ -116,6 +116,7 @@ Various inputs are defined in [`action.yml`](action.yml) to let you configure th
 | `repo-token` | Token to use to authorize label changes. Typically the GITHUB_TOKEN secret, with `contents:read` and `pull-requests:write` access | N/A |
 | `configuration-path` | The path to the label configuration file | `.github/labeler.yml` |
 | `sync-labels` | Whether or not to remove labels when matching files are reverted or no longer changed by the PR | `false`
+| `pr-number` | Pull request number to label instead of the inferred number from the context |
 
 # Contributions
 

__tests__/main.test.ts

@@ -102,6 +102,37 @@ describe("run", () => {
     expect(addLabelsMock).toHaveBeenCalledTimes(0);
     expect(removeLabelMock).toHaveBeenCalledTimes(0);
   });
+
+  it("(with pr-number) adds labels to PRs that match our glob patterns", async () => {
+    let mockInput = {
+      "repo-token": "foo",
+      "configuration-path": "bar",
+      "pr-number": "789",
+    };
+
+    jest
+      .spyOn(core, "getInput")
+      .mockImplementation((name: string, ...opts) => mockInput[name]);
+
+    usingLabelerConfigYaml("only_pdfs.yml");
+    mockGitHubResponseChangedFiles("foo.pdf");
+    getPullMock.mockResolvedValue(<any>{
+      data: {
+        labels: [{ name: "touched-a-pdf-file" }],
+      },
+    });
+
+    await run();
+
+    expect(removeLabelMock).toHaveBeenCalledTimes(0);
+    expect(addLabelsMock).toHaveBeenCalledTimes(1);
+    expect(addLabelsMock).toHaveBeenCalledWith({
+      owner: "monalisa",
+      repo: "helloworld",
+      issue_number: 789,
+      labels: ["touched-a-pdf-file"],
+    });
+  });
 });
 
 function usingLabelerConfigYaml(fixtureName: keyof typeof yamlFixtures): void {

action.yml

@@ -12,6 +12,9 @@ inputs:
     description: 'Whether or not to remove labels when matching files are reverted'
     default: false
     required: false
+  pr-number:
+    description: 'Pull request number to label instead of the inferred number from the context'
+    required: false
 
 runs:
   using: 'node16'