adding stderr

dist/index.js

@@ -7388,6 +7388,7 @@ class GitCommandManager {
     branchList(remote) {
         return __awaiter(this, void 0, void 0, function* () {
             const result = [];
+            const stderr = [];
             // Note, this implementation uses "rev-parse --symbolic-full-name" because the output from
             // "branch --list" is more difficult when in a detached HEAD state.
             // Note, this implementation uses "rev-parse --symbolic-full-name" because there is a bug
@@ -7401,7 +7402,7 @@ class GitCommandManager {
             }
             const listeners = {
                 stderr: (data) => {
-                    core.debug(data.toString());
+                    stderr.push(data.toString());
                 }
             };
             const output = yield this.execGit(args, false, false, listeners);
@@ -7417,6 +7418,7 @@ class GitCommandManager {
                     result.push(branch);
                 }
             }
+            core.debug(stderr.join('\n'));
             return result;
         });
     }

src/git-command-manager.ts

@@ -91,6 +91,7 @@ class GitCommandManager {
 
   async branchList(remote: boolean): Promise<string[]> {
     const result: string[] = []
+    const stderr: string[] = []
 
     // Note, this implementation uses "rev-parse --symbolic-full-name" because the output from
     // "branch --list" is more difficult when in a detached HEAD state.
@@ -106,7 +107,7 @@ class GitCommandManager {
 
     const listeners = {
       stderr: (data: Buffer) => {
-        core.debug(data.toString())
+        stderr.push(data.toString())
       }
     }
     const output = await this.execGit(args, false, false, listeners)
@@ -123,7 +124,7 @@ class GitCommandManager {
         result.push(branch)
       }
     }
-
+    core.debug(stderr.join('\n'))
     return result
   }