Add support for pull_request_target (#30)

Complements previous commit:
 - adds modified index.js
 - bumps version to 2.2.1

CHANGELOG.md

@@ -1,5 +1,8 @@
 # Changelog
 
+## v2.2.1
+- [Add support for pull_request_target](https://github.com/dorny/paths-filter/pull/29)
+
 ## v2.2.0
 - [Improve change detection for feature branches](https://github.com/dorny/paths-filter/pull/16)
 

README.md

@@ -57,7 +57,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
-    - uses: dorny/paths-filter@v2.2.0
+    - uses: dorny/paths-filter@v2.2.1
       id: filter
       with:
         # inline YAML or path to separate file (e.g.: .github/filters.yaml)
@@ -100,16 +100,18 @@ jobs:
       frontend: ${{ steps.filter.outputs.frontend }}
     steps:
     # For pull requests it's not necessary to checkout the code
-    - uses: dorny/paths-filter@v2.2.0
+    - uses: dorny/paths-filter@v2.2.1
       id: filter
       with:
         # Filters stored in own yaml file
         filters: '.github/filters.yml'
   backend:
+    needs: changes
     if: ${{ needs.changes.outputs.backend == 'true' }}
     steps:
       - ...
   frontend:
+    needs: changes
     if: ${{ needs.changes.outputs.frontend == 'true' }}
     steps:
       - ...

dist/index.js

@@ -4538,7 +4538,7 @@ function getConfigFileContent(configPath) {
 }
 function getChangedFiles(token) {
     return __awaiter(this, void 0, void 0, function* () {
-        if (github.context.eventName === 'pull_request') {
+        if (github.context.eventName === 'pull_request' || github.context.eventName === 'pull_request_target') {
             const pr = github.context.payload.pull_request;
             return token ? yield getChangedFilesFromApi(token, pr) : yield getChangedFilesFromGit(pr.base.sha);
         }

src/main.ts

@@ -49,7 +49,7 @@ function getConfigFileContent(configPath: string): string {
 }
 
 async function getChangedFiles(token: string): Promise<string[] | null> {
-  if (github.context.eventName === 'pull_request') {
+  if (github.context.eventName === 'pull_request' || github.context.eventName === 'pull_request_target') {
     const pr = github.context.payload.pull_request as Webhooks.WebhookPayloadPullRequestPullRequest
     return token ? await getChangedFilesFromApi(token, pr) : await getChangedFilesFromGit(pr.base.sha)
   } else if (github.context.eventName === 'push') {