Add exempt-issue-types option for blocklist filter by issue type (#1294)

* Add exempt-issue-types option for blocklist filter by issue type

* Add missing input reading for exempt-issue-types

* Keep exempt issue types from filtering pull requests

* Document exempt issue type precedence

.github/workflows/e2e-tests.yml

@@ -15,7 +15,7 @@ jobs:
   dry-run-test: # make sure the action works on a clean machine without building
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: ./
         id: stale
         with:

.github/workflows/publish-immutable-actions.yml

@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checking out
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Publish
         id: publish
         uses: actions/publish-immutable-action@v0.0.4

.licenses/npm/balanced-match.dep.yml

@@ -1,18 +1,39 @@
 ---
 name: balanced-match
-version: 4.0.4
+version: 1.0.2
 type: npm
 summary: Match balanced character pairs, like "{" and "}"
-homepage:
-license: other
+homepage: https://github.com/juliangruber/balanced-match
+license: mit
 licenses:
 - sources: LICENSE.md
   text: |
     (MIT)
 
-    Original code Copyright Julian Gruber <julian@juliangruber.com>
+    Copyright (c) 2013 Julian Gruber &lt;julian@juliangruber.com&gt;
 
-    Port to TypeScript Copyright Isaac Z. Schlueter <i@izs.me>
+    Permission is hereby granted, free of charge, to any person obtaining a copy of
+    this software and associated documentation files (the "Software"), to deal in
+    the Software without restriction, including without limitation the rights to
+    use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+    of the Software, and to permit persons to whom the Software is furnished to do
+    so, subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be included in all
+    copies or substantial portions of the Software.
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+    SOFTWARE.
+- sources: README.md
+  text: |-
+    (MIT)
+
+    Copyright (c) 2013 Julian Gruber &lt;julian@juliangruber.com&gt;
 
     Permission is hereby granted, free of charge, to any person obtaining a copy of
     this software and associated documentation files (the "Software"), to deal in

.licenses/npm/brace-expansion.dep.yml

@@ -1,18 +1,16 @@
 ---
 name: brace-expansion
-version: 5.0.8
+version: 1.1.18
 type: npm
 summary: Brace expansion as known from sh/bash
-homepage:
-license: other
+homepage: https://github.com/juliangruber/brace-expansion
+license: mit
 licenses:
 - sources: LICENSE
   text: |
     MIT License
 
-    Copyright Julian Gruber <julian@juliangruber.com>
-
-    TypeScript port Copyright Isaac Z. Schlueter <i@izs.me>
+    Copyright (c) 2013 Julian Gruber <julian@juliangruber.com>
 
     Permission is hereby granted, free of charge, to any person obtaining a copy
     of this software and associated documentation files (the "Software"), to deal
@@ -24,6 +22,29 @@ licenses:
     The above copyright notice and this permission notice shall be included in all
     copies or substantial portions of the Software.
 
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+    SOFTWARE.
+- sources: README.md
+  text: |-
+    (MIT)
+
+    Copyright (c) 2013 Julian Gruber &lt;julian@juliangruber.com&gt;
+
+    Permission is hereby granted, free of charge, to any person obtaining a copy of
+    this software and associated documentation files (the "Software"), to deal in
+    the Software without restriction, including without limitation the rights to
+    use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+    of the Software, and to permit persons to whom the Software is furnished to do
+    so, subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be included in all
+    copies or substantial portions of the Software.
+
     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

.licenses/npm/concat-map.dep.yml

@@ -0,0 +1,31 @@
+---
+name: concat-map
+version: 0.0.1
+type: npm
+summary: concatenative mapdashery
+homepage:
+license: other
+licenses:
+- sources: LICENSE
+  text: |
+    This software is released under the MIT license:
+
+    Permission is hereby granted, free of charge, to any person obtaining a copy of
+    this software and associated documentation files (the "Software"), to deal in
+    the Software without restriction, including without limitation the rights to
+    use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+    the Software, and to permit persons to whom the Software is furnished to do so,
+    subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be included in all
+    copies or substantial portions of the Software.
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+    FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+    COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+    IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+    CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+- sources: README.markdown
+  text: MIT
+notices: []

.licenses/npm/undici.dep.yml

@@ -1,6 +1,6 @@
 ---
 name: undici
-version: 6.27.0
+version: 6.28.0
 type: npm
 summary: An HTTP/1.1 client, written from scratch for Node.js
 homepage: https://undici.nodejs.org

README.md

@@ -110,6 +110,7 @@ Every argument is optional.
 | [ignore-pr-updates](#ignore-pr-updates)                             | Override [ignore-updates](#ignore-updates) for PRs only                     |                       |
 | [include-only-assigned](#include-only-assigned)                     | Process only assigned issues                                                | `false`               |
 | [sort-by](#sort-by)                                                 | What to sort issues and PRs by                                              | `created`             |
+| [exempt-issue-types](#exempt-issue-types)                           | Issue types on issues exempted from stale/closed.                           |                       |
 | [only-issue-types](#only-issue-types)                               | Only issues with a matching type are processed as stale/closed.             |                       |
 
 ### List of output options
@@ -567,6 +568,17 @@ Useful to sort the issues and PRs by the specified field. It accepts `created`,
 
 Default value: `created`
 
+#### exempt-issue-types
+
+A comma separated list of issue types that can be assigned to issues to exclude them from being marked as stale
+(e.g: `Bug,Feature`)
+
+If unset (or an empty string), this option will not alter the stale workflow.
+
+If a type is listed in both `exempt-issue-types` and `only-issue-types`, `exempt-issue-types` takes precedence.
+
+Default value: unset
+
 #### only-issue-types
 
 A comma separated list of allowed issue types. Only issues with a matching type will be processed (e.g.: `bug,question`).

__tests__/exempt-issue-types.spec.ts

@@ -0,0 +1,203 @@
+import {Issue} from '../src/classes/issue';
+import {IIssuesProcessorOptions} from '../src/interfaces/issues-processor-options';
+import {IssuesProcessorMock} from './classes/issues-processor-mock';
+import {DefaultProcessorOptions} from './constants/default-processor-options';
+import {generateIssue} from './functions/generate-issue';
+import {alwaysFalseStateMock} from './classes/state-mock';
+
+describe('exempt-issue-types option', () => {
+  test('should skip issues with an exempt type', async () => {
+    const opts: IIssuesProcessorOptions = {
+      ...DefaultProcessorOptions,
+      exemptIssueTypes: 'question,discussion'
+    };
+
+    const TestIssueList: Issue[] = [
+      generateIssue(
+        opts,
+        1,
+        'A bug',
+        '2020-01-01T17:00:00Z',
+        '2020-01-01T17:00:00Z',
+        false,
+        false,
+        [],
+        false,
+        false,
+        undefined,
+        [],
+        'bug'
+      ),
+      generateIssue(
+        opts,
+        2,
+        'A question',
+        '2020-01-01T17:00:00Z',
+        '2020-01-01T17:00:00Z',
+        false,
+        false,
+        [],
+        false,
+        false,
+        undefined,
+        [],
+        'question'
+      ),
+      generateIssue(
+        opts,
+        3,
+        'A discussion',
+        '2020-01-01T17:00:00Z',
+        '2020-01-01T17:00:00Z',
+        false,
+        false,
+        [],
+        false,
+        false,
+        undefined,
+        [],
+        'discussion'
+      )
+    ];
+
+    const processor = new IssuesProcessorMock(
+      opts,
+      alwaysFalseStateMock,
+      async p => (p === 1 ? TestIssueList : []),
+      async () => [],
+      async () => new Date().toDateString()
+    );
+
+    await processor.processIssues(1);
+
+    // The exempt types should not be processed/marked stale
+    expect(processor.staleIssues.map(i => i.title)).toEqual(['A bug']);
+  });
+
+  test('should process all issues if exemptIssueTypes is unset', async () => {
+    const opts: IIssuesProcessorOptions = {
+      ...DefaultProcessorOptions,
+      exemptIssueTypes: ''
+    };
+
+    const TestIssueList: Issue[] = [
+      generateIssue(
+        opts,
+        1,
+        'A bug',
+        '2020-01-01T17:00:00Z',
+        '2020-01-01T17:00:00Z',
+        false,
+        false,
+        [],
+        false,
+        false,
+        undefined,
+        [],
+        'bug'
+      ),
+      generateIssue(
+        opts,
+        2,
+        'A feature',
+        '2020-01-01T17:00:00Z',
+        '2020-01-01T17:00:00Z',
+        false,
+        false,
+        [],
+        false,
+        false,
+        undefined,
+        [],
+        'feature'
+      )
+    ];
+
+    const processor = new IssuesProcessorMock(
+      opts,
+      alwaysFalseStateMock,
+      async p => (p === 1 ? TestIssueList : []),
+      async () => [],
+      async () => new Date().toDateString()
+    );
+
+    await processor.processIssues(1);
+    expect(processor.staleIssues.map(i => i.title)).toEqual([
+      'A bug',
+      'A feature'
+    ]);
+  });
+
+  test('should take precedence over onlyIssueTypes', async () => {
+    const opts: IIssuesProcessorOptions = {
+      ...DefaultProcessorOptions,
+      exemptIssueTypes: 'bug',
+      onlyIssueTypes: 'bug'
+    };
+
+    const TestIssueList: Issue[] = [
+      generateIssue(
+        opts,
+        1,
+        'A bug',
+        '2020-01-01T17:00:00Z',
+        '2020-01-01T17:00:00Z',
+        false,
+        false,
+        [],
+        false,
+        false,
+        undefined,
+        [],
+        'bug'
+      )
+    ];
+
+    const processor = new IssuesProcessorMock(
+      opts,
+      alwaysFalseStateMock,
+      async p => (p === 1 ? TestIssueList : []),
+      async () => [],
+      async () => new Date().toDateString()
+    );
+
+    await processor.processIssues(1);
+    expect(processor.staleIssues).toEqual([]);
+  });
+
+  test('should ignore exemptIssueTypes filter when item is a pull request', async () => {
+    const opts: IIssuesProcessorOptions = {
+      ...DefaultProcessorOptions,
+      exemptIssueTypes: 'bug'
+    };
+
+    const TestIssueList: Issue[] = [
+      generateIssue(
+        opts,
+        1,
+        'A pull request',
+        '2020-01-01T17:00:00Z',
+        '2020-01-01T17:00:00Z',
+        false,
+        true,
+        [],
+        false,
+        false,
+        undefined,
+        [],
+        'bug'
+      )
+    ];
+
+    const processor = new IssuesProcessorMock(
+      opts,
+      alwaysFalseStateMock,
+      async p => (p === 1 ? TestIssueList : []),
+      async () => [],
+      async () => new Date().toDateString()
+    );
+
+    await processor.processIssues(1);
+    expect(processor.staleIssues.map(i => i.title)).toEqual(['A pull request']);
+  });
+});

action.yml

@@ -208,6 +208,10 @@ inputs:
     description: 'Only the issues or the pull requests with an assignee will be marked as stale automatically.'
     default: 'false'
     required: false
+  exempt-issue-types:
+    description: 'Issues with a matching type are exempt from being processed as stale/closed. Defaults to `[]` (disabled) and can be a comma-separated list of issue types.'
+    default: ''
+    required: false
   only-issue-types:
     description: 'Only issues with a matching type are processed as stale/closed. Defaults to `[]` (disabled) and can be a comma-separated list of issue types.'
     default: ''

package-lock.json

@@ -35,7 +35,7 @@
         "prettier": "^3.9.4",
         "standard-version": "^9.5.0",
         "terminal-link": "^5.0.0",
-        "ts-jest": "^29.4.11",
+        "ts-jest": "^29.4.12",
         "typescript": "^6.0.3"
       },
       "engines": {
@@ -3672,6 +3672,7 @@
       "version": "4.0.4",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-4.0.4.tgz",
       "integrity": "sha512-BLrgEcRTwX2o6gGxGOCNyMvGSp35YofuYzw9h1IMTRmKqttAZZVU67bdb9Pr2vUHA8+j3i2tJfjO6C6+4myGTA==",
+      "dev": true,
       "license": "MIT",
       "engines": {
         "node": "18 || 20 || >=22"
@@ -3702,9 +3703,10 @@
       "integrity": "sha512-VHiNCbI1lKdl44tGrhNfU3lup0Tj/ZBMJB5/2ZbNXRCPuRCO7ed2mgcK4r17y+KB2EfuYuRaVlwNbAeaWGSpbw=="
     },
     "node_modules/brace-expansion": {
-      "version": "5.0.8",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-5.0.8.tgz",
-      "integrity": "sha512-JZyDyq3D4AUifKTPOB7DELf6XsB3WdPuNxCtob1vFXPsSXhdAiHBWJ/tJ8HAc9aH84BK+5JFZLNkJKx3G9kzQg==",
+      "version": "5.0.9",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-5.0.9.tgz",
+      "integrity": "sha512-ScQ4IuvIEF1TMlP7Zt+vjJ//9zlPb2SDcxWxM3bk8s6t6GGdJ7KO1dCcTidOPJKePW30LE/2cT7wCyPho9/Wxg==",
+      "dev": true,
       "license": "MIT",
       "dependencies": {
         "balanced-match": "^4.0.2"
@@ -3985,6 +3987,12 @@
         "dot-prop": "^5.1.0"
       }
     },
+    "node_modules/concat-map": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
+      "integrity": "sha512-/Srv4dswyQNBfohGpz9o6Yb3Gz3SrUDqBH5rTuhGR7ahtlbYKnVxw2bCFMRljaA7EXHaXZ8wsHdodFvbkhKmqg==",
+      "license": "MIT"
+    },
     "node_modules/concat-stream": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/concat-stream/-/concat-stream-2.0.0.tgz",
@@ -5449,6 +5457,23 @@
         "node": ">=10.13.0"
       }
     },
+    "node_modules/glob/node_modules/balanced-match": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
+      "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/glob/node_modules/brace-expansion": {
+      "version": "2.1.4",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.1.4.tgz",
+      "integrity": "sha512-hGfVzPxthbf3+2yjg/RBs60cB0FhqBS/zvdV/4wn4/BmN0bNMMHPc4V/BbFieqf1TKAGGAHnY4eSjajCl0f2Xg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "balanced-match": "^1.0.0"
+      }
+    },
     "node_modules/glob/node_modules/minimatch": {
       "version": "9.0.9",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-9.0.9.tgz",
@@ -7575,9 +7600,9 @@
       "license": "MIT"
     },
     "node_modules/js-yaml": {
-      "version": "3.15.0",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.15.0.tgz",
-      "integrity": "sha512-ttBQIIQPDeLjpPOohtUdXuXUVoA2uIB6fEH9HyJ7234s5mBJ5wTx20njxplLZQgLaOfpmPQA7X2t5AX6tIPbog==",
+      "version": "3.15.1",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.15.1.tgz",
+      "integrity": "sha512-S99WuO3HlhO3XN41EtYUNl9zzXjoJx7QvmipxsJVxtCBT0YHEFy+iOJhjSvrmV12nYhWpZaM8lPHkJm0yUMbag==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -8097,6 +8122,22 @@
         "node": "*"
       }
     },
+    "node_modules/minimatch/node_modules/balanced-match": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
+      "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
+      "license": "MIT"
+    },
+    "node_modules/minimatch/node_modules/brace-expansion": {
+      "version": "1.1.18",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.18.tgz",
+      "integrity": "sha512-Edep/X9fGqVNmzKBVsDYIOtD+z1tuezV70LBjdCst9Tqu76lsnvRiZ6oTic1n+/BIwX6QDGAO94PN4N2SADvtw==",
+      "license": "MIT",
+      "dependencies": {
+        "balanced-match": "^1.0.0",
+        "concat-map": "0.0.1"
+      }
+    },
     "node_modules/minimist": {
       "version": "1.2.8",
       "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
@@ -9556,9 +9597,9 @@
       }
     },
     "node_modules/ts-jest": {
-      "version": "29.4.11",
-      "resolved": "https://registry.npmjs.org/ts-jest/-/ts-jest-29.4.11.tgz",
-      "integrity": "sha512-IrFl7l9AuB/qrNw5quqvAv/hmKMb8dhWOH4jQOGo0Oq8tCeo1O86/iTFG1FaRimgUkF13l4PcepO8ATFT6Ns4g==",
+      "version": "29.4.12",
+      "resolved": "https://registry.npmjs.org/ts-jest/-/ts-jest-29.4.12.tgz",
+      "integrity": "sha512-Ov6ClY53Fflh6BGAnY2DlTq1hYDrTycz2PVTXBWFW2CU+9zrEqAp9fWdGXl42EXO5RLSFAcAZ2JFKbP+zBTFfw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -9568,7 +9609,7 @@
         "json5": "^2.2.3",
         "lodash.memoize": "^4.1.2",
         "make-error": "^1.3.6",
-        "semver": "^7.8.0",
+        "semver": "^7.8.5",
         "type-fest": "^4.41.0",
         "yargs-parser": "^21.1.1"
       },
@@ -9713,9 +9754,9 @@
       }
     },
     "node_modules/undici": {
-      "version": "6.27.0",
-      "resolved": "https://registry.npmjs.org/undici/-/undici-6.27.0.tgz",
-      "integrity": "sha512-YmfV3YnEDzXRC5lZ2jWtWWHKGUm1zIt8AhesR1tens+HTNv+YZlN/dp6G727LOvMJ8xjP9Be7Y2Sdr96LDm+pg==",
+      "version": "6.28.0",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-6.28.0.tgz",
+      "integrity": "sha512-LIY910g9TI13YS95lrMFrs8Rm/u/irgHeTWoKCoteeJ04CUJ92eEfj0rVn+7VKMPBpUPiUoBKfhNyLI23EE/KA==",
       "license": "MIT",
       "engines": {
         "node": ">=18.17"

package.json

@@ -45,9 +45,6 @@
     "@octokit/plugin-retry": "^8.1.0",
     "lodash.deburr": "^4.1.0"
   },
-  "overrides": {
-    "brace-expansion": "5.0.8"
-  },
   "devDependencies": {
     "@eslint/js": "^10.0.1",
     "@jest/globals": "^30.4.1",
@@ -67,7 +64,7 @@
     "prettier": "^3.9.4",
     "standard-version": "^9.5.0",
     "terminal-link": "^5.0.0",
-    "ts-jest": "^29.4.11",
+    "ts-jest": "^29.4.12",
     "typescript": "^6.0.3"
   }
 }

src/classes/issues-processor.ts

@@ -268,6 +268,24 @@ export class IssuesProcessor {
       }
     }
 
+    // exemptIssueTypes wins if both it and onlyIssueTypes are specified
+    if (this.options.exemptIssueTypes && !issue.isPullRequest) {
+      const exemptTypes = this.options.exemptIssueTypes
+        .split(',')
+        .map(t => t.trim().toLowerCase())
+        .filter(Boolean);
+      const issueType = (issue.issue_type || '').toLowerCase();
+      if (exemptTypes.includes(issueType)) {
+        issueLogger.info(
+          `Skipping this $$type because its type ('${
+            issue.issue_type
+          }') is in exemptIssueTypes (${exemptTypes.join(', ')})`
+        );
+        IssuesProcessor._endIssueProcessing(issue);
+        return;
+      }
+    }
+
     const onlyLabels: string[] = wordsToList(this._getOnlyLabels(issue));
 
     if (onlyLabels.length > 0) {

src/enums/option.ts

@@ -50,5 +50,6 @@ export enum Option {
   IgnorePrUpdates = 'ignore-pr-updates',
   ExemptDraftPr = 'exempt-draft-pr',
   CloseIssueReason = 'close-issue-reason',
+  ExemptIssueTypes = 'exempt-issue-types',
   OnlyIssueTypes = 'only-issue-types'
 }

src/interfaces/issues-processor-options.ts

@@ -55,5 +55,6 @@ export interface IIssuesProcessorOptions {
   exemptDraftPr: boolean;
   closeIssueReason: string;
   includeOnlyAssigned: boolean;
+  exemptIssueTypes?: string;
   onlyIssueTypes?: string;
 }

src/main.ts

@@ -125,7 +125,8 @@ function _getAndValidateArgs(): IIssuesProcessorOptions {
     exemptDraftPr: core.getInput('exempt-draft-pr') === 'true',
     closeIssueReason: core.getInput('close-issue-reason'),
     includeOnlyAssigned: core.getInput('include-only-assigned') === 'true',
-    onlyIssueTypes: core.getInput('only-issue-types')
+    onlyIssueTypes: core.getInput('only-issue-types'),
+    exemptIssueTypes: core.getInput('exempt-issue-types')
   };
 
   for (const numberInput of ['days-before-stale']) {