Add exemption for processing draft PRs

action.yml

@@ -52,6 +52,9 @@ inputs:
   skip-stale-issue-message:
     description: 'Skip adding stale message when marking an issue as stale.'
     default: false
+  process-drafts:
+    description: 'Should the draft PRs be marked stale? If set to true, draft PRs will be included in processing.'
+    default: false
 runs:
   using: 'node12'
   main: 'dist/index.js'

src/IssueProcessor.ts

@@ -10,6 +10,7 @@ export interface Issue {
   pull_request: any;
   state: string;
   locked: boolean;
+  draft: boolean;
 }
 
 export interface User {
@@ -50,6 +51,7 @@ export interface IssueProcessorOptions {
   ascending: boolean;
   skipStaleIssueMessage: boolean;
   skipStalePrMessage: boolean;
+  processDrafts: boolean;
 }
 
 /***
@@ -150,6 +152,11 @@ export class IssueProcessor {
         continue; // don't process locked issues
       }
 
+      if (issue.draft && !this.options.processDrafts) {
+        core.info(`Skipping ${issueType} because it is a draft`);
+        continue; // don't process drafts
+      }
+
       if (
         exemptLabels.some((exemptLabel: string) =>
           IssueProcessor.isLabeled(issue, exemptLabel)

src/main.ts

@@ -40,7 +40,8 @@ function getAndValidateArgs(): IssueProcessorOptions {
     debugOnly: core.getInput('debug-only') === 'true',
     ascending: core.getInput('ascending') === 'true',
     skipStalePrMessage: core.getInput('skip-stale-pr-message') === 'true',
-    skipStaleIssueMessage: core.getInput('skip-stale-issue-message') === 'true'
+    skipStaleIssueMessage: core.getInput('skip-stale-issue-message') === 'true',
+    processDrafts: core.getInput('process-drafts') === 'true'
   };
 
   for (const numberInput of [