error if local changes made to the checked out action content

__tests__/fs-helper.test.ts

@@ -230,6 +230,10 @@ describe('ensureCorrectShaCheckedOut', () => {
     execSync('git config user.email monalisa@github.com', { cwd: dir })
     execSync('git config user.name Mona', { cwd: dir })
 
+    // Add a file to the repo
+    fs.writeFileSync(`${dir}/file1.txt`, fileContent)
+    execSync('git add .', { cwd: dir })
+
     // Add two commits
     execSync('git commit --allow-empty -m "test"', { cwd: dir })
     execSync('git commit --allow-empty -m "test"', { cwd: dir })
@@ -284,4 +288,27 @@ describe('ensureCorrectShaCheckedOut', () => {
       fsHelper.ensureTagAndRefCheckedOut(`refs/heads/main`, commit2, dir)
     ).rejects.toThrow('Tag ref provided is not in expected format.')
   })
+
+  it('throws if there are untracked files in the working directory', async () => {
+    // Add an untracked file
+    fs.writeFileSync(`${dir}/untracked-file.txt`, fileContent)
+
+    await expect(async () =>
+      fsHelper.ensureTagAndRefCheckedOut(`refs/tags/${tag2}`, commit2, dir)
+    ).rejects.toThrow(
+      'The working directory has uncommitted changes. Uploading modified code from the checked out repository is not supported by this action.'
+    )
+  })
+
+  it('throws if there are uncommitted changes in the working directory', async () => {
+    // Add an untracked file
+    fs.writeFileSync(`${dir}/file1.txt`, fileContent + fileContent)
+    execSync('git add .', { cwd: dir })
+
+    await expect(async () =>
+      fsHelper.ensureTagAndRefCheckedOut(`refs/tags/${tag2}`, commit2, dir)
+    ).rejects.toThrow(
+      'The working directory has uncommitted changes. Uploading modified code from the checked out repository is not supported by this action.'
+    )
+  })
 })

badges/coverage.svg

@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="116" height="20" role="img" aria-label="Coverage: 97.31%"><title>Coverage: 97.31%</title><linearGradient id="s" x2="0" y2="100%"><stop offset="0" stop-color="#bbb" stop-opacity=".1"/><stop offset="1" stop-opacity=".1"/></linearGradient><clipPath id="r"><rect width="116" height="20" rx="3" fill="#fff"/></clipPath><g clip-path="url(#r)"><rect width="63" height="20" fill="#555"/><rect x="63" width="53" height="20" fill="#4c1"/><rect width="116" height="20" fill="url(#s)"/></g><g fill="#fff" text-anchor="middle" font-family="Verdana,Geneva,DejaVu Sans,sans-serif" text-rendering="geometricPrecision" font-size="110"><text aria-hidden="true" x="325" y="150" fill="#010101" fill-opacity=".3" transform="scale(.1)" textLength="530">Coverage</text><text x="325" y="140" transform="scale(.1)" fill="#fff" textLength="530">Coverage</text><text aria-hidden="true" x="885" y="150" fill="#010101" fill-opacity=".3" transform="scale(.1)" textLength="430">97.31%</text><text x="885" y="140" transform="scale(.1)" fill="#fff" textLength="430">97.31%</text></g></svg>
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="116" height="20" role="img" aria-label="Coverage: 97.08%"><title>Coverage: 97.08%</title><linearGradient id="s" x2="0" y2="100%"><stop offset="0" stop-color="#bbb" stop-opacity=".1"/><stop offset="1" stop-opacity=".1"/></linearGradient><clipPath id="r"><rect width="116" height="20" rx="3" fill="#fff"/></clipPath><g clip-path="url(#r)"><rect width="63" height="20" fill="#555"/><rect x="63" width="53" height="20" fill="#4c1"/><rect width="116" height="20" fill="url(#s)"/></g><g fill="#fff" text-anchor="middle" font-family="Verdana,Geneva,DejaVu Sans,sans-serif" text-rendering="geometricPrecision" font-size="110"><text aria-hidden="true" x="325" y="150" fill="#010101" fill-opacity=".3" transform="scale(.1)" textLength="530">Coverage</text><text x="325" y="140" transform="scale(.1)" fill="#fff" textLength="530">Coverage</text><text aria-hidden="true" x="885" y="150" fill="#010101" fill-opacity=".3" transform="scale(.1)" textLength="430">97.08%</text><text x="885" y="140" transform="scale(.1)" fill="#fff" textLength="430">97.08%</text></g></svg>

dist/index.js

@@ -106642,6 +106642,19 @@ async function ensureTagAndRefCheckedOut(tagRef, expectedSha, gitDir) {
     if (currentlyCheckedOutSha.trim() !== expectedSha) {
         throw new Error(`The expected commit associated with the tag ${tagRef} is not checked out.`);
     }
+    // Call git status to check for any changes in the working directory
+    // This version of this action only supports uploading actions packages
+    // which contain the same content as the repository at the appropriate source commit.
+    let status;
+    try {
+        status = await git.status();
+    }
+    catch (err) {
+        throw new Error(`Error checking git status: ${err}`);
+    }
+    if (!status.isClean()) {
+        throw new Error(`The working directory has uncommitted changes. Uploading modified code from the checked out repository is not supported by this action.`);
+    }
 }
 // Converts a file path to a filemetadata object by querying the fs for relevant metadata.
 async function fileMetadata(filePath) {

src/fs-helper.ts

@@ -153,6 +153,21 @@ export async function ensureTagAndRefCheckedOut(
       `The expected commit associated with the tag ${tagRef} is not checked out.`
     )
   }
+
+  // Call git status to check for any changes in the working directory
+  // This version of this action only supports uploading actions packages
+  // which contain the same content as the repository at the appropriate source commit.
+  let status: simpleGit.StatusResult
+  try {
+    status = await git.status()
+  } catch (err) {
+    throw new Error(`Error checking git status: ${err}`)
+  }
+  if (!status.isClean()) {
+    throw new Error(
+      `The working directory has uncommitted changes. Uploading modified code from the checked out repository is not supported by this action.`
+    )
+  }
 }
 
 // Converts a file path to a filemetadata object by querying the fs for relevant metadata.