From d9b320ec703c510de925b29ba1e7e0ae32e2b6d3 Mon Sep 17 00:00:00 2001
From: eric sciple <ericsciple@users.noreply.github.com>
Date: Tue, 14 Oct 2025 18:39:36 +0000
Subject: [PATCH] .

---
 src/git-auth-helper.ts | 42 +++++++++++++++++++++++-------------------
 1 file changed, 23 insertions(+), 19 deletions(-)

diff --git a/src/git-auth-helper.ts b/src/git-auth-helper.ts
index 216e8b1..9b8131d 100644
--- a/src/git-auth-helper.ts
+++ b/src/git-auth-helper.ts
@@ -318,33 +318,37 @@ class GitAuthHelper {
     } else {
       // For local config, use includeIf.gitdir to match the .git directory.
       // Configure for both host and container paths to support Docker container actions.
-      const gitDir = path.join(this.git.getWorkingDirectory(), '.git')
+      let gitDir = path.join(this.git.getWorkingDirectory(), '.git')
+      // Use forward slashes for git config, even on Windows
+      gitDir = gitDir.replace(/\\/g, '/')
       const hostIncludeKey = `includeIf.gitdir:${gitDir}.path`
       await this.git.config(hostIncludeKey, credentialsConfigPath)
       this.credentialsIncludeKeys.push(hostIncludeKey)
 
       // Configure for container scenario where paths are mapped to fixed locations
       const githubWorkspace = process.env['GITHUB_WORKSPACE']
-      if (githubWorkspace) {
-        // Calculate the relative path of the working directory from GITHUB_WORKSPACE
-        const workingDirectory = this.git.getWorkingDirectory()
-        const relativePath = path.relative(githubWorkspace, workingDirectory)
+      assert.ok(githubWorkspace, 'GITHUB_WORKSPACE is not defined')
+      
+      // Calculate the relative path of the working directory from GITHUB_WORKSPACE
+      const workingDirectory = this.git.getWorkingDirectory()
+      let relativePath = path.relative(githubWorkspace, workingDirectory)
 
-        // Container paths: GITHUB_WORKSPACE -> /github/workspace, RUNNER_TEMP -> /github/runner_temp
-        const containerGitDir = path.posix.join(
-          '/github/workspace',
-          relativePath,
-          '.git'
-        )
-        const containerCredentialsPath = path.posix.join(
-          '/github/runner_temp',
-          path.basename(credentialsConfigPath)
-        )
+      // Container paths: GITHUB_WORKSPACE -> /github/workspace, RUNNER_TEMP -> /github/runner_temp
+      // Use forward slashes for git config
+      relativePath = relativePath.replace(/\\/g, '/')
+      const containerGitDir = path.posix.join(
+        '/github/workspace',
+        relativePath,
+        '.git'
+      )
+      const containerCredentialsPath = path.posix.join(
+        '/github/runner_temp',
+        path.basename(credentialsConfigPath)
+      )
 
-        const containerIncludeKey = `includeIf.gitdir:${containerGitDir}.path`
-        await this.git.config(containerIncludeKey, containerCredentialsPath)
-        this.credentialsIncludeKeys.push(containerIncludeKey)
-      }
+      const containerIncludeKey = `includeIf.gitdir:${containerGitDir}.path`
+      await this.git.config(containerIncludeKey, containerCredentialsPath)
+      this.credentialsIncludeKeys.push(containerIncludeKey)
     }
   }