From 42b4bc25a3ae66ce7c3fffa86bfb27662368ccd2 Mon Sep 17 00:00:00 2001
From: Haochen Wu <wuhaochen42@gmail.com>
Date: Tue, 14 Jun 2022 20:36:19 -0700
Subject: [PATCH] add refs/stash and tests

---
 commands/command_migrate.go | 7 +++++++
 commands/commands_test.go   | 8 ++++++++
 2 files changed, 15 insertions(+)

diff --git a/commands/command_migrate.go b/commands/command_migrate.go
index 32584be4..baa893fa 100644
--- a/commands/command_migrate.go
+++ b/commands/command_migrate.go
@@ -128,6 +128,13 @@ func rewriteOptions(args []string, opts *githistory.RewriteOptions, l *tasklog.L
 // isSpecialGitRef checks if a ref spec is a special git ref to exclude from
 // --everything
 func isSpecialGitRef(refspec string) bool {
+	// Special refspecs.
+	switch refspec {
+	case "refs/stash":
+		return true
+	}
+
+	// Special refspecs from namespaces.
 	parts := strings.SplitN(refspec, "/", 3)
 	if len(parts) < 3 {
 		return false
diff --git a/commands/commands_test.go b/commands/commands_test.go
index 01d20f49..c23a0d69 100644
--- a/commands/commands_test.go
+++ b/commands/commands_test.go
@@ -47,3 +47,11 @@ func TestDetermineIncludeExcludePathsReturnsNothingWhenAbsent(t *testing.T) {
 	assert.Empty(t, i)
 	assert.Empty(t, e)
 }
+
+func TestSpecialGitRefsExclusion(t *testing.T) {
+	assert.True(t, isSpecialGitRef("refs/notes/commits"))
+	assert.True(t, isSpecialGitRef("refs/bisect/bad"))
+	assert.True(t, isSpecialGitRef("refs/replace/abcdef90"))
+	assert.True(t, isSpecialGitRef("refs/stash"))
+	assert.False(t, isSpecialGitRef("refs/commits/abcdef90"))
+}