Fix errors

Author: Jake-Shadle

proto-gen/src/main.rs

@@ -301,7 +301,7 @@ message TestMessage {
         let test_cfg = create_simple_test_cfg(None);
         let opts = Opts {
             tonic: test_cfg.tonic.clone(),
-            format: true,
+            format: Some("2021".into()),
             routine: Routine::Generate {
                 workspace: test_cfg.workspace.clone(),
             },
@@ -313,7 +313,7 @@ message TestMessage {
         run_with_opts(opts).unwrap();
         let opts = Opts {
             tonic: test_cfg.tonic.clone(),
-            format: true,
+            format: Some("2021".into()),
             routine: Routine::Validate {
                 workspace: test_cfg.workspace.clone(),
             },
@@ -325,7 +325,7 @@ message TestMessage {
         run_with_opts(opts).unwrap();
         let opts = Opts {
             tonic: test_cfg.tonic.clone(),
-            format: false,
+            format: None,
             routine: Routine::Validate {
                 workspace: test_cfg.workspace,
             },
@@ -348,7 +348,7 @@ message TestMessage {
         let test_cfg = create_simple_test_cfg(Some(my_output_tmp.path().to_path_buf()));
         let opts = Opts {
             tonic: test_cfg.tonic.clone(),
-            format: false,
+            format: None,
             routine: Routine::Generate {
                 workspace: test_cfg.workspace,
             },
@@ -444,7 +444,7 @@ message NestedTransitiveMsg {
         };
         let opts = Opts {
             tonic,
-            format: false,
+            format: None,
             routine: Routine::Generate { workspace },
             prepend_header: true,
             prepend_header_file: None,