Remove branch from PackageConfig struct (#93)

* Remove branch from PackageConfig struct

With #92, branch is no longer necessary from PackageConfig
struct since go-source tag was removed.

This removes Branch field from PackageConfig.

* update README

1 files changed, 2 insertions, 21 deletions

diff --git a/config_test.go b/config_test.go
index 6587295..0eb93e2 100644
--- a/config_test.go
+++ b/config_test.go
@@ -29,26 +29,7 @@ packages:
 	pkg, ok := config.Packages["grpc"]
 	assert.True(t, ok)
 
-	assert.Equal(t, pkg, PackageConfig{Repo: "github.com/grpc/grpc-go", Branch: "main"})
-}
-
-func TestParseDefaultBranch(t *testing.T) {
-	path, clean := TempFile(t, `
-
-url: google.golang.org
-packages:
-  grpc:
-    repo: github.com/grpc/grpc-go
-
-`)
-	defer clean()
-
-	config, err := Parse(path)
-	assert.NoError(t, err)
-
-	pkg, ok := config.Packages["grpc"]
-	assert.True(t, ok)
-	assert.Equal(t, pkg, PackageConfig{Repo: "github.com/grpc/grpc-go", Branch: "master"})
+	assert.Equal(t, pkg, PackageConfig{Repo: "github.com/grpc/grpc-go"})
 }
 
 func TestParsePackageLevelURL(t *testing.T) {
@@ -102,7 +83,7 @@ packages:
 
 			pkg, ok := config.Packages["grpc"]
 			assert.True(t, ok)
-			assert.Equal(t, PackageConfig{Repo: "github.com/grpc/grpc-go", Branch: "master"}, pkg)
+			assert.Equal(t, PackageConfig{Repo: "github.com/grpc/grpc-go"}, pkg)
 		})
 	}
 }