Stop reading deserialize_fingerprint (zed-industries#9668)

Release Notes:

- N/A

---------

Co-authored-by: Piotr Osiewicz <24362066+osiewicz@users.noreply.github.com>

crates/language/src/buffer.rs

@@ -577,7 +577,6 @@ impl Buffer {
                 .ok_or_else(|| anyhow!("missing line_ending"))?,
         ));
         this.saved_version = proto::deserialize_version(&message.saved_version);
-        this.file_fingerprint = proto::deserialize_fingerprint(&message.saved_version_fingerprint)?;
         this.saved_mtime = message.saved_mtime.map(|time| time.into());
         Ok(this)
     }

crates/language/src/proto.rs

@@ -18,12 +18,6 @@ pub fn serialize_fingerprint(fingerprint: RopeFingerprint) -> String {
     fingerprint.to_hex()
 }
 
-/// Deserializes a [`RopeFingerprint`] from the RPC representation.
-pub fn deserialize_fingerprint(fingerprint: &str) -> Result<RopeFingerprint> {
-    RopeFingerprint::from_hex(fingerprint)
-        .map_err(|error| anyhow!("invalid fingerprint: {}", error))
-}
-
 /// Deserializes a `[text::LineEnding]` from the RPC representation.
 pub fn deserialize_line_ending(message: proto::LineEnding) -> text::LineEnding {
     match message {

crates/project/src/project.rs

@@ -40,8 +40,8 @@ use language::{
     language_settings::{language_settings, FormatOnSave, Formatter, InlayHintKind},
     markdown, point_to_lsp,
     proto::{
-        deserialize_anchor, deserialize_fingerprint, deserialize_line_ending, deserialize_version,
-        serialize_anchor, serialize_version, split_operations,
+        deserialize_anchor, deserialize_line_ending, deserialize_version, serialize_anchor,
+        serialize_version, split_operations,
     },
     range_from_lsp, Bias, Buffer, BufferSnapshot, CachedLspAdapter, Capability, CodeAction,
     CodeLabel, Completion, Diagnostic, DiagnosticEntry, DiagnosticSet, Diff, Documentation,
@@ -92,7 +92,7 @@ use std::{
 };
 use task::static_source::{StaticSource, TrackedFile};
 use terminals::Terminals;
-use text::{Anchor, BufferId};
+use text::{Anchor, BufferId, RopeFingerprint};
 use util::{
     debug_panic, defer,
     http::HttpClient,
@@ -8903,7 +8903,7 @@ impl Project {
         _: Arc<Client>,
         mut cx: AsyncAppContext,
     ) -> Result<()> {
-        let fingerprint = deserialize_fingerprint(&envelope.payload.fingerprint)?;
+        let fingerprint = Default::default();
         let version = deserialize_version(&envelope.payload.version);
         let buffer_id = BufferId::new(envelope.payload.buffer_id)?;
         let mtime = envelope.payload.mtime.map(|time| time.into());
@@ -8931,7 +8931,7 @@ impl Project {
     ) -> Result<()> {
         let payload = envelope.payload;
         let version = deserialize_version(&payload.version);
-        let fingerprint = deserialize_fingerprint(&payload.fingerprint)?;
+        let fingerprint = RopeFingerprint::default();
         let line_ending = deserialize_line_ending(
             proto::LineEnding::from_i32(payload.line_ending)
                 .ok_or_else(|| anyhow!("missing line ending"))?,

crates/worktree/src/worktree.rs

@@ -31,10 +31,7 @@ use gpui::{
 use ignore::IgnoreStack;
 use itertools::Itertools;
 use language::{
-    proto::{
-        deserialize_fingerprint, deserialize_version, serialize_fingerprint, serialize_line_ending,
-        serialize_version,
-    },
+    proto::{deserialize_version, serialize_fingerprint, serialize_line_ending, serialize_version},
     Buffer, Capability, DiagnosticEntry, File as _, LineEnding, PointUtf16, Rope, RopeFingerprint,
     Unclipped,
 };
@@ -1631,7 +1628,7 @@ impl RemoteWorktree {
                 })
                 .await?;
             let version = deserialize_version(&response.version);
-            let fingerprint = deserialize_fingerprint(&response.fingerprint)?;
+            let fingerprint = RopeFingerprint::default();
             let mtime = response.mtime.map(|mtime| mtime.into());
 
             buffer_handle.update(&mut cx, |buffer, cx| {