feat: Add state parameter.

re: jwalton#12

README.md

@@ -11,6 +11,9 @@ PR.
 
 Additionally, `title` and `body` outputs are available as well to get the respective title and body of the PR.
 
+By default, `gh-find-current-pr` will only return open PRs.  You can pass in a
+`state` parameter to pick "open", "closed", or "all" PRs.
+
 ## Usage
 
 ```yaml
@@ -19,6 +22,9 @@ Additionally, `title` and `body` outputs are available as well to get the respec
       # Find the PR associated with this push, if there is one.
       - uses: jwalton/gh-find-current-pr@v1
         id: findPr
+        with:
+          # Can be "open", "closed", or "all".  Defaults to "open".
+          state: open
       # This will echo "Your PR is 7", or be skipped if there is no current PR.
       - run: echo "Your PR is ${PR}"
         if: success() && steps.findPr.outputs.number

action.yml

@@ -5,6 +5,9 @@ inputs:
   github-token:
     description: The GitHub token used to create an authenticated client.  Defaults to github provided token.
     default: ${{ github.token }}
+  state:
+    description: The state of the PR to return.  One of "open", "closed", or "all".
+    default: 'open'
   sha:
     description: Sha to get PR for.  Defaults to current sha.
     default: ${{ github.sha }}

main.js

@@ -3,22 +3,24 @@ const github = require('@actions/github');
 
 async function main() {
     const token = core.getInput('github-token', { required: false }) || process.env.GITHUB_TOKEN;
-    const sha = core.getInput('sha', { required: true});
+    const state = (core.getInput('state', { required: false }) || 'open').toLowerCase();
+    const sha = core.getInput('sha', { required: true });
 
-    const octokit = github.getOctokit(token)
+    const octokit = github.getOctokit(token);
     const context = github.context;
     const result = await octokit.rest.repos.listPullRequestsAssociatedWithCommit({
         owner: context.repo.owner,
         repo: context.repo.repo,
         commit_sha: sha,
     });
 
-    const pr = result.data.length > 0 && result.data.filter(el => el.state === 'open')[0];
+    const prs = result.data.filter((el) => state === 'all' || el.state === state);
+    const pr = prs[0];
 
-    core.setOutput('pr', pr && pr.number || '');
-    core.setOutput('number', pr && pr.number || '');
-    core.setOutput('title', pr && pr.title || '');
-    core.setOutput('body', pr && pr.body || '');
+    core.setOutput('pr', (pr && pr.number) || '');
+    core.setOutput('number', (pr && pr.number) || '');
+    core.setOutput('title', (pr && pr.title) || '');
+    core.setOutput('body', (pr && pr.body) || '');
 }
 
-main().catch(err => core.setFailed(err.message));
+main().catch((err) => core.setFailed(err.message));