adapt to changes in gix-transport

Author: Byron

gix-protocol/src/command/mod.rs

@@ -60,7 +60,7 @@ mod with_io {
             match self {
                 Command::LsRefs => &[],
                 Command::Fetch => match version {
-                    gix_transport::Protocol::V1 => &[
+                    gix_transport::Protocol::V0 | gix_transport::Protocol::V1 => &[
                         "multi_ack",
                         "thin-pack",
                         "side-band",
@@ -120,7 +120,7 @@ mod with_io {
         ) -> Vec<Feature> {
             match self {
                 Command::Fetch => match version {
-                    gix_transport::Protocol::V1 => {
+                    gix_transport::Protocol::V0 | gix_transport::Protocol::V1 => {
                         let has_multi_ack_detailed = server_capabilities.contains("multi_ack_detailed");
                         let has_sideband_64k = server_capabilities.contains("side-band-64k");
                         self.all_features(version)
@@ -173,7 +173,7 @@ mod with_io {
                 panic!("{}: argument {} is not known or allowed", self.as_str(), arg);
             }
             match version {
-                gix_transport::Protocol::V1 => {
+                gix_transport::Protocol::V0 | gix_transport::Protocol::V1 => {
                     for (feature, _) in features {
                         if server
                             .iter()

gix-protocol/src/fetch/arguments/async_io.rs

@@ -14,7 +14,7 @@ impl Arguments {
             assert!(add_done_argument, "If there are no haves, is_done must be true.");
         }
         match self.version {
-            gix_transport::Protocol::V1 => {
+            gix_transport::Protocol::V0 | gix_transport::Protocol::V1 => {
                 let (on_into_read, retained_state) = self.prepare_v1(
                     transport.connection_persists_across_multiple_requests(),
                     add_done_argument,

gix-protocol/src/fetch/arguments/blocking_io.rs

@@ -15,7 +15,7 @@ impl Arguments {
             assert!(add_done_argument, "If there are no haves, is_done must be true.");
         }
         match self.version {
-            gix_transport::Protocol::V1 => {
+            gix_transport::Protocol::V0 | gix_transport::Protocol::V1 => {
                 let (on_into_read, retained_state) = self.prepare_v1(
                     transport.connection_persists_across_multiple_requests(),
                     add_done_argument,

gix-protocol/src/fetch/arguments/mod.rs

@@ -173,7 +173,7 @@ impl Arguments {
         let mut deepen_relative = shallow;
         let supports_include_tag;
         let (initial_arguments, features_for_first_want) = match version {
-            gix_transport::Protocol::V1 => {
+            gix_transport::Protocol::V0 | gix_transport::Protocol::V1 => {
                 deepen_since = has("deepen-since");
                 deepen_not = has("deepen-not");
                 deepen_relative = has("deepen-relative");

gix-protocol/src/fetch/response/async_io.rs

@@ -37,7 +37,7 @@ impl Response {
         reader: &mut (impl client::ExtendedBufRead + Unpin),
     ) -> Result<Response, response::Error> {
         match version {
-            Protocol::V1 => {
+            Protocol::V0 | Protocol::V1 => {
                 let mut line = String::new();
                 let mut acks = Vec::<Acknowledgement>::new();
                 let mut shallows = Vec::<ShallowUpdate>::new();

gix-protocol/src/fetch/response/blocking_io.rs

@@ -37,7 +37,7 @@ impl Response {
         reader: &mut impl client::ExtendedBufRead,
     ) -> Result<Response, response::Error> {
         match version {
-            Protocol::V1 => {
+            Protocol::V0 | Protocol::V1 => {
                 let mut line = String::new();
                 let mut acks = Vec::<Acknowledgement>::new();
                 let mut shallows = Vec::<ShallowUpdate>::new();

gix-protocol/src/fetch/response/mod.rs

@@ -170,7 +170,7 @@ impl Response {
     /// make it easy to maintain all versions with a single code base that aims to be and remain maintainable.
     pub fn check_required_features(version: Protocol, features: &[Feature]) -> Result<(), Error> {
         match version {
-            Protocol::V1 => {
+            Protocol::V0 | Protocol::V1 => {
                 let has = |name: &str| features.iter().any(|f| f.0 == name);
                 // Let's focus on V2 standards, and simply not support old servers to keep our code simpler
                 if !has("multi_ack_detailed") {

gix-protocol/src/handshake/function.rs

@@ -77,10 +77,12 @@ where
 
         let parsed_refs = match refs {
             Some(mut refs) => {
-                assert_eq!(
-                    actual_protocol,
-                    gix_transport::Protocol::V1,
-                    "Only V1 auto-responds with refs"
+                assert!(
+                    matches!(
+                        actual_protocol,
+                        gix_transport::Protocol::V0 | gix_transport::Protocol::V1
+                    ),
+                    "Only V(0|1) auto-responds with refs"
                 );
                 Some(
                     refs::from_v1_refs_received_as_part_of_handshake_and_capabilities(&mut refs, capabilities.iter())