Add telemetry events for loading extensions (#9793)

* Store extensions versions' wasm API version in the database
* Share a common struct for extension API responses between collab and
client
* Add wasm API version and schema version to extension API responses

Release Notes:

- N/A

Co-authored-by: Marshall <marshall@zed.dev>

Cargo.lock

@@ -3472,6 +3472,7 @@ dependencies = [
  "async-tar",
  "async-trait",
  "cap-std",
+ "client",
  "collections",
  "ctor",
  "env_logger",
@@ -7799,6 +7800,7 @@ dependencies = [
  "anyhow",
  "async-tungstenite",
  "base64 0.13.1",
+ "chrono",
  "collections",
  "env_logger",
  "futures 0.3.28",

crates/client/src/telemetry.rs

@@ -15,7 +15,8 @@ use std::{env, mem, path::PathBuf, sync::Arc, time::Duration};
 use sysinfo::{CpuRefreshKind, MemoryRefreshKind, Pid, ProcessRefreshKind, RefreshKind, System};
 use telemetry_events::{
     ActionEvent, AppEvent, AssistantEvent, AssistantKind, CallEvent, CopilotEvent, CpuEvent,
-    EditEvent, EditorEvent, Event, EventRequestBody, EventWrapper, MemoryEvent, SettingEvent,
+    EditEvent, EditorEvent, Event, EventRequestBody, EventWrapper, ExtensionEvent, MemoryEvent,
+    SettingEvent,
 };
 use tempfile::NamedTempFile;
 use util::http::{self, HttpClient, HttpClientWithUrl, Method};
@@ -326,6 +327,13 @@ impl Telemetry {
         self.report_event(event)
     }
 
+    pub fn report_extension_event(self: &Arc<Self>, extension_id: Arc<str>, version: Arc<str>) {
+        self.report_event(Event::Extension(ExtensionEvent {
+            extension_id,
+            version,
+        }))
+    }
+
     pub fn log_edit_event(self: &Arc<Self>, environment: &'static str) {
         let mut state = self.state.lock();
         let period_data = state.event_coalescer.log_event(environment);

crates/collab/migrations.sqlite/20221109000000_test_schema.sql

@@ -374,6 +374,7 @@ CREATE TABLE extension_versions (
     repository TEXT NOT NULL,
     description TEXT NOT NULL,
     schema_version INTEGER NOT NULL DEFAULT 0,
+    wasm_api_version TEXT,
     download_count INTEGER NOT NULL DEFAULT 0,
     PRIMARY KEY (extension_id, version)
 );

crates/collab/migrations/20240335123500_add_extension_wasm_api_version.sql

@@ -0,0 +1 @@
+ALTER TABLE extension_versions ADD COLUMN wasm_api_version TEXT;

crates/collab/src/api/events.rs

@@ -1,5 +1,5 @@
-use std::sync::{Arc, OnceLock};
+use super::ips_file::IpsFile;
-
+use crate::{api::slack, AppState, Error, Result};
 use anyhow::{anyhow, Context};
 use aws_sdk_s3::primitives::ByteStream;
 use axum::{
@@ -9,18 +9,16 @@ use axum::{
     routing::post,
     Extension, Router, TypedHeader,
 };
+use rpc::ExtensionMetadata;
 use serde::{Serialize, Serializer};
 use sha2::{Digest, Sha256};
+use std::sync::{Arc, OnceLock};
 use telemetry_events::{
     ActionEvent, AppEvent, AssistantEvent, CallEvent, CopilotEvent, CpuEvent, EditEvent,
-    EditorEvent, Event, EventRequestBody, EventWrapper, MemoryEvent, SettingEvent,
+    EditorEvent, Event, EventRequestBody, EventWrapper, ExtensionEvent, MemoryEvent, SettingEvent,
 };
 use util::SemanticVersion;
 
-use crate::{api::slack, AppState, Error, Result};
-
-use super::ips_file::IpsFile;
-
 pub fn router() -> Router {
     Router::new()
         .route("/telemetry/events", post(post_events))
@@ -331,6 +329,21 @@ pub async fn post_events(
                 &request_body,
                 first_event_at,
             )),
+            Event::Extension(event) => {
+                let metadata = app
+                    .db
+                    .get_extension_version(&event.extension_id, &event.version)
+                    .await?;
+                to_upload
+                    .extension_events
+                    .push(ExtensionEventRow::from_event(
+                        event.clone(),
+                        &wrapper,
+                        &request_body,
+                        metadata,
+                        first_event_at,
+                    ))
+            }
         }
     }
 
@@ -352,6 +365,7 @@ struct ToUpload {
     memory_events: Vec<MemoryEventRow>,
     app_events: Vec<AppEventRow>,
     setting_events: Vec<SettingEventRow>,
+    extension_events: Vec<ExtensionEventRow>,
     edit_events: Vec<EditEventRow>,
     action_events: Vec<ActionEventRow>,
 }
@@ -410,6 +424,15 @@ impl ToUpload {
         .await
         .with_context(|| format!("failed to upload to table '{SETTING_EVENTS_TABLE}'"))?;
 
+        const EXTENSION_EVENTS_TABLE: &str = "extension_events";
+        Self::upload_to_table(
+            EXTENSION_EVENTS_TABLE,
+            &self.extension_events,
+            clickhouse_client,
+        )
+        .await
+        .with_context(|| format!("failed to upload to table '{EXTENSION_EVENTS_TABLE}'"))?;
+
         const EDIT_EVENTS_TABLE: &str = "edit_events";
         Self::upload_to_table(EDIT_EVENTS_TABLE, &self.edit_events, clickhouse_client)
             .await
@@ -861,6 +884,68 @@ impl SettingEventRow {
     }
 }
 
+#[derive(Serialize, Debug, clickhouse::Row)]
+pub struct ExtensionEventRow {
+    // AppInfoBase
+    app_version: String,
+    major: Option<i32>,
+    minor: Option<i32>,
+    patch: Option<i32>,
+    release_channel: String,
+
+    // ClientEventBase
+    installation_id: Option<String>,
+    session_id: Option<String>,
+    is_staff: Option<bool>,
+    time: i64,
+
+    // ExtensionEventRow
+    extension_id: Arc<str>,
+    extension_version: Arc<str>,
+    dev: bool,
+    schema_version: Option<i32>,
+    wasm_api_version: Option<String>,
+}
+
+impl ExtensionEventRow {
+    fn from_event(
+        event: ExtensionEvent,
+        wrapper: &EventWrapper,
+        body: &EventRequestBody,
+        extension_metadata: Option<ExtensionMetadata>,
+        first_event_at: chrono::DateTime<chrono::Utc>,
+    ) -> Self {
+        let semver = body.semver();
+        let time =
+            first_event_at + chrono::Duration::milliseconds(wrapper.milliseconds_since_first_event);
+
+        Self {
+            app_version: body.app_version.clone(),
+            major: semver.map(|s| s.major as i32),
+            minor: semver.map(|s| s.minor as i32),
+            patch: semver.map(|s| s.patch as i32),
+            release_channel: body.release_channel.clone().unwrap_or_default(),
+            installation_id: body.installation_id.clone(),
+            session_id: body.session_id.clone(),
+            is_staff: body.is_staff,
+            time: time.timestamp_millis(),
+            extension_id: event.extension_id,
+            extension_version: event.version,
+            dev: extension_metadata.is_none(),
+            schema_version: extension_metadata
+                .as_ref()
+                .and_then(|metadata| metadata.manifest.schema_version),
+            wasm_api_version: extension_metadata.as_ref().and_then(|metadata| {
+                metadata
+                    .manifest
+                    .wasm_api_version
+                    .as_ref()
+                    .map(|version| version.to_string())
+            }),
+        }
+    }
+}
+
 #[derive(Serialize, Debug, clickhouse::Row)]
 pub struct EditEventRow {
     // AppInfoBase

crates/collab/src/api/extensions.rs

@@ -1,7 +1,4 @@
-use crate::{
+use crate::{db::NewExtensionVersion, AppState, Error, Result};
-    db::{ExtensionMetadata, NewExtensionVersion},
-    AppState, Error, Result,
-};
 use anyhow::{anyhow, Context as _};
 use aws_sdk_s3::presigning::PresigningConfig;
 use axum::{
@@ -12,7 +9,7 @@ use axum::{
     Extension, Json, Router,
 };
 use collections::HashMap;
-use rpc::ExtensionApiManifest;
+use rpc::{ExtensionApiManifest, ExtensionMetadata};
 use serde::{Deserialize, Serialize};
 use std::{sync::Arc, time::Duration};
 use time::PrimitiveDateTime;
@@ -78,7 +75,7 @@ async fn download_latest_extension(
         Extension(app),
         Path(DownloadExtensionParams {
             extension_id: params.extension_id,
-            version: extension.version,
+            version: extension.manifest.version,
         }),
     )
     .await
@@ -285,6 +282,7 @@ async fn fetch_extension_manifest(
         authors: manifest.authors,
         repository: manifest.repository,
         schema_version: manifest.schema_version.unwrap_or(0),
+        wasm_api_version: manifest.wasm_api_version,
         published_at,
     })
 }

crates/collab/src/db.rs

@@ -12,7 +12,7 @@ use futures::StreamExt;
 use rand::{prelude::StdRng, Rng, SeedableRng};
 use rpc::{
     proto::{self},
-    ConnectionId,
+    ConnectionId, ExtensionMetadata,
 };
 use sea_orm::{
     entity::prelude::*,
@@ -726,22 +726,10 @@ pub struct NewExtensionVersion {
     pub authors: Vec<String>,
     pub repository: String,
     pub schema_version: i32,
+    pub wasm_api_version: Option<String>,
     pub published_at: PrimitiveDateTime,
 }
 
-#[derive(Debug, Serialize, PartialEq)]
-pub struct ExtensionMetadata {
-    pub id: String,
-    pub name: String,
-    pub version: String,
-    pub authors: Vec<String>,
-    pub description: String,
-    pub repository: String,
-    #[serde(serialize_with = "serialize_iso8601")]
-    pub published_at: PrimitiveDateTime,
-    pub download_count: u64,
-}
-
 pub fn serialize_iso8601<S: Serializer>(
     datetime: &PrimitiveDateTime,
     serializer: S,

crates/collab/src/db/queries/extensions.rs

@@ -1,3 +1,5 @@
+use chrono::Utc;
+
 use super::*;
 
 impl Database {
@@ -31,22 +33,8 @@ impl Database {
 
             Ok(extensions
                 .into_iter()
-                .filter_map(|(extension, latest_version)| {
+                .filter_map(|(extension, version)| {
-                    let version = latest_version?;
+                    Some(metadata_from_extension_and_version(extension, version?))
-                    Some(ExtensionMetadata {
-                        id: extension.external_id,
-                        name: extension.name,
-                        version: version.version,
-                        authors: version
-                            .authors
-                            .split(',')
-                            .map(|author| author.trim().to_string())
-                            .collect::<Vec<_>>(),
-                        description: version.description,
-                        repository: version.repository,
-                        published_at: version.published_at,
-                        download_count: extension.total_download_count as u64,
-                    })
                 })
                 .collect())
         })
@@ -67,22 +55,29 @@ impl Database {
                 .one(&*tx)
                 .await?;
 
-            Ok(extension.and_then(|(extension, latest_version)| {
+            Ok(extension.and_then(|(extension, version)| {
-                let version = latest_version?;
+                Some(metadata_from_extension_and_version(extension, version?))
-                Some(ExtensionMetadata {
+            }))
-                    id: extension.external_id,
+        })
-                    name: extension.name,
+        .await
-                    version: version.version,
+    }
-                    authors: version
+
-                        .authors
+    pub async fn get_extension_version(
-                        .split(',')
+        &self,
-                        .map(|author| author.trim().to_string())
+        extension_id: &str,
-                        .collect::<Vec<_>>(),
+        version: &str,
-                    description: version.description,
+    ) -> Result<Option<ExtensionMetadata>> {
-                    repository: version.repository,
+        self.transaction(|tx| async move {
-                    published_at: version.published_at,
+            let extension = extension::Entity::find()
-                    download_count: extension.total_download_count as u64,
+                .filter(extension::Column::ExternalId.eq(extension_id))
-                })
+                .filter(extension_version::Column::Version.eq(version))
+                .inner_join(extension_version::Entity)
+                .select_also(extension_version::Entity)
+                .one(&*tx)
+                .await?;
+
+            Ok(extension.and_then(|(extension, version)| {
+                Some(metadata_from_extension_and_version(extension, version?))
             }))
         })
         .await
@@ -172,6 +167,7 @@ impl Database {
                         repository: ActiveValue::Set(version.repository.clone()),
                         description: ActiveValue::Set(version.description.clone()),
                         schema_version: ActiveValue::Set(version.schema_version),
+                        wasm_api_version: ActiveValue::Set(version.wasm_api_version.clone()),
                         download_count: ActiveValue::NotSet,
                     }
                 }))
@@ -241,3 +237,35 @@ impl Database {
         .await
     }
 }
+
+fn metadata_from_extension_and_version(
+    extension: extension::Model,
+    version: extension_version::Model,
+) -> ExtensionMetadata {
+    ExtensionMetadata {
+        id: extension.external_id,
+        manifest: rpc::ExtensionApiManifest {
+            name: extension.name,
+            version: version.version,
+            authors: version
+                .authors
+                .split(',')
+                .map(|author| author.trim().to_string())
+                .collect::<Vec<_>>(),
+            description: Some(version.description),
+            repository: version.repository,
+            schema_version: Some(version.schema_version),
+            wasm_api_version: version.wasm_api_version,
+        },
+
+        published_at: convert_time_to_chrono(version.published_at),
+        download_count: extension.total_download_count as u64,
+    }
+}
+
+pub fn convert_time_to_chrono(time: time::PrimitiveDateTime) -> chrono::DateTime<Utc> {
+    chrono::DateTime::from_naive_utc_and_offset(
+        chrono::NaiveDateTime::from_timestamp_opt(time.assume_utc().unix_timestamp(), 0).unwrap(),
+        Utc,
+    )
+}

crates/collab/src/db/tables/extension_version.rs

@@ -14,6 +14,7 @@ pub struct Model {
     pub repository: String,
     pub description: String,
     pub schema_version: i32,
+    pub wasm_api_version: Option<String>,
     pub download_count: i64,
 }
 

crates/collab/src/db/tests/extension_tests.rs

@@ -1,10 +1,9 @@
 use super::Database;
 use crate::{
-    db::{ExtensionMetadata, NewExtensionVersion},
+    db::{queries::extensions::convert_time_to_chrono, ExtensionMetadata, NewExtensionVersion},
     test_both_dbs,
 };
 use std::sync::Arc;
-use time::{OffsetDateTime, PrimitiveDateTime};
 
 test_both_dbs!(
     test_extensions,
@@ -19,8 +18,10 @@ async fn test_extensions(db: &Arc<Database>) {
     let extensions = db.get_extensions(None, 1, 5).await.unwrap();
     assert!(extensions.is_empty());
 
-    let t0 = OffsetDateTime::from_unix_timestamp_nanos(0).unwrap();
+    let t0 = time::OffsetDateTime::from_unix_timestamp_nanos(0).unwrap();
-    let t0 = PrimitiveDateTime::new(t0.date(), t0.time());
+    let t0 = time::PrimitiveDateTime::new(t0.date(), t0.time());
+
+    let t0_chrono = convert_time_to_chrono(t0);
 
     db.insert_extension_versions(
         &[
@@ -34,6 +35,7 @@ async fn test_extensions(db: &Arc<Database>) {
                         authors: vec!["max".into()],
                         repository: "ext1/repo".into(),
                         schema_version: 1,
+                        wasm_api_version: None,
                         published_at: t0,
                     },
                     NewExtensionVersion {
@@ -43,6 +45,7 @@ async fn test_extensions(db: &Arc<Database>) {
                         authors: vec!["max".into(), "marshall".into()],
                         repository: "ext1/repo".into(),
                         schema_version: 1,
+                        wasm_api_version: None,
                         published_at: t0,
                     },
                 ],
@@ -56,6 +59,7 @@ async fn test_extensions(db: &Arc<Database>) {
                     authors: vec!["marshall".into()],
                     repository: "ext2/repo".into(),
                     schema_version: 0,
+                    wasm_api_version: None,
                     published_at: t0,
                 }],
             ),
@@ -84,22 +88,30 @@ async fn test_extensions(db: &Arc<Database>) {
         &[
             ExtensionMetadata {
                 id: "ext1".into(),
-                name: "Extension One".into(),
+                manifest: rpc::ExtensionApiManifest {
-                version: "0.0.2".into(),
+                    name: "Extension One".into(),
-                authors: vec!["max".into(), "marshall".into()],
+                    version: "0.0.2".into(),
-                description: "a good extension".into(),
+                    authors: vec!["max".into(), "marshall".into()],
-                repository: "ext1/repo".into(),
+                    description: Some("a good extension".into()),
-                published_at: t0,
+                    repository: "ext1/repo".into(),
+                    schema_version: Some(1),
+                    wasm_api_version: None,
+                },
+                published_at: t0_chrono,
                 download_count: 0,
             },
             ExtensionMetadata {
                 id: "ext2".into(),
-                name: "Extension Two".into(),
+                manifest: rpc::ExtensionApiManifest {
-                version: "0.2.0".into(),
+                    name: "Extension Two".into(),
-                authors: vec!["marshall".into()],
+                    version: "0.2.0".into(),
-                description: "a great extension".into(),
+                    authors: vec!["marshall".into()],
-                repository: "ext2/repo".into(),
+                    description: Some("a great extension".into()),
-                published_at: t0,
+                    repository: "ext2/repo".into(),
+                    schema_version: Some(0),
+                    wasm_api_version: None,
+                },
+                published_at: t0_chrono,
                 download_count: 0
             },
         ]
@@ -111,12 +123,16 @@ async fn test_extensions(db: &Arc<Database>) {
         extensions,
         &[ExtensionMetadata {
             id: "ext2".into(),
-            name: "Extension Two".into(),
+            manifest: rpc::ExtensionApiManifest {
-            version: "0.2.0".into(),
+                name: "Extension Two".into(),
-            authors: vec!["marshall".into()],
+                version: "0.2.0".into(),
-            description: "a great extension".into(),
+                authors: vec!["marshall".into()],
-            repository: "ext2/repo".into(),
+                description: Some("a great extension".into()),
-            published_at: t0,
+                repository: "ext2/repo".into(),
+                schema_version: Some(0),
+                wasm_api_version: None,
+            },
+            published_at: t0_chrono,
             download_count: 0
         },]
     );
@@ -147,22 +163,30 @@ async fn test_extensions(db: &Arc<Database>) {
         &[
             ExtensionMetadata {
                 id: "ext2".into(),
-                name: "Extension Two".into(),
+                manifest: rpc::ExtensionApiManifest {
-                version: "0.2.0".into(),
+                    name: "Extension Two".into(),
-                authors: vec!["marshall".into()],
+                    version: "0.2.0".into(),
-                description: "a great extension".into(),
+                    authors: vec!["marshall".into()],
-                repository: "ext2/repo".into(),
+                    description: Some("a great extension".into()),
-                published_at: t0,
+                    repository: "ext2/repo".into(),
+                    schema_version: Some(0),
+                    wasm_api_version: None,
+                },
+                published_at: t0_chrono,
                 download_count: 7
             },
             ExtensionMetadata {
                 id: "ext1".into(),
-                name: "Extension One".into(),
+                manifest: rpc::ExtensionApiManifest {
-                version: "0.0.2".into(),
+                    name: "Extension One".into(),
-                authors: vec!["max".into(), "marshall".into()],
+                    version: "0.0.2".into(),
-                description: "a good extension".into(),
+                    authors: vec!["max".into(), "marshall".into()],
-                repository: "ext1/repo".into(),
+                    description: Some("a good extension".into()),
-                published_at: t0,
+                    repository: "ext1/repo".into(),
+                    schema_version: Some(1),
+                    wasm_api_version: None,
+                },
+                published_at: t0_chrono,
                 download_count: 5,
             },
         ]
@@ -181,6 +205,7 @@ async fn test_extensions(db: &Arc<Database>) {
                     authors: vec!["max".into(), "marshall".into()],
                     repository: "ext1/repo".into(),
                     schema_version: 1,
+                    wasm_api_version: None,
                     published_at: t0,
                 }],
             ),
@@ -193,6 +218,7 @@ async fn test_extensions(db: &Arc<Database>) {
                     authors: vec!["marshall".into()],
                     repository: "ext2/repo".into(),
                     schema_version: 0,
+                    wasm_api_version: None,
                     published_at: t0,
                 }],
             ),
@@ -223,22 +249,30 @@ async fn test_extensions(db: &Arc<Database>) {
         &[
             ExtensionMetadata {
                 id: "ext2".into(),
-                name: "Extension Two".into(),
+                manifest: rpc::ExtensionApiManifest {
-                version: "0.2.0".into(),
+                    name: "Extension Two".into(),
-                authors: vec!["marshall".into()],
+                    version: "0.2.0".into(),
-                description: "a great extension".into(),
+                    authors: vec!["marshall".into()],
-                repository: "ext2/repo".into(),
+                    description: Some("a great extension".into()),
-                published_at: t0,
+                    repository: "ext2/repo".into(),
+                    schema_version: Some(0),
+                    wasm_api_version: None,
+                },
+                published_at: t0_chrono,
                 download_count: 7
             },
             ExtensionMetadata {
                 id: "ext1".into(),
-                name: "Extension One".into(),
+                manifest: rpc::ExtensionApiManifest {
-                version: "0.0.3".into(),
+                    name: "Extension One".into(),
-                authors: vec!["max".into(), "marshall".into()],
+                    version: "0.0.3".into(),
-                description: "a real good extension".into(),
+                    authors: vec!["max".into(), "marshall".into()],
-                repository: "ext1/repo".into(),
+                    description: Some("a real good extension".into()),
-                published_at: t0,
+                    repository: "ext1/repo".into(),
+                    schema_version: Some(1),
+                    wasm_api_version: None,
+                },
+                published_at: t0_chrono,
                 download_count: 5,
             },
         ]

crates/extension/Cargo.toml

@@ -22,6 +22,7 @@ async-compression.workspace = true
 async-tar.workspace = true
 async-trait.workspace = true
 cap-std.workspace = true
+client.workspace = true
 collections.workspace = true
 fs.workspace = true
 futures.workspace = true

crates/extension/src/extension_builder.rs

@@ -1,3 +1,4 @@
+use crate::wasm_host::parse_wasm_extension_version;
 use crate::ExtensionManifest;
 use crate::{extension_manifest::ExtensionLibraryKind, GrammarManifestEntry};
 use anyhow::{anyhow, bail, Context as _, Result};
@@ -73,9 +74,11 @@ impl ExtensionBuilder {
     pub async fn compile_extension(
         &self,
         extension_dir: &Path,
-        extension_manifest: &ExtensionManifest,
+        extension_manifest: &mut ExtensionManifest,
         options: CompileExtensionOptions,
     ) -> Result<()> {
+        populate_defaults(extension_manifest, &extension_dir)?;
+
         if extension_dir.is_relative() {
             bail!(
                 "extension dir {} is not an absolute path",
@@ -85,12 +88,9 @@ impl ExtensionBuilder {
 
         fs::create_dir_all(&self.cache_dir).context("failed to create cache dir")?;
 
-        let cargo_toml_path = extension_dir.join("Cargo.toml");
+        if extension_manifest.lib.kind == Some(ExtensionLibraryKind::Rust) {
-        if extension_manifest.lib.kind == Some(ExtensionLibraryKind::Rust)
-            || fs::metadata(&cargo_toml_path).map_or(false, |stat| stat.is_file())
-        {
             log::info!("compiling Rust extension {}", extension_dir.display());
-            self.compile_rust_extension(extension_dir, options)
+            self.compile_rust_extension(extension_dir, extension_manifest, options)
                 .await
                 .context("failed to compile Rust extension")?;
         }
@@ -108,6 +108,7 @@ impl ExtensionBuilder {
     async fn compile_rust_extension(
         &self,
         extension_dir: &Path,
+        manifest: &mut ExtensionManifest,
         options: CompileExtensionOptions,
     ) -> Result<(), anyhow::Error> {
         self.install_rust_wasm_target_if_needed()?;
@@ -162,6 +163,11 @@ impl ExtensionBuilder {
             .strip_custom_sections(&component_bytes)
             .context("failed to strip debug sections from wasm component")?;
 
+        let wasm_extension_api_version =
+            parse_wasm_extension_version(&manifest.id, &component_bytes)
+                .context("compiled wasm did not contain a valid zed extension api version")?;
+        manifest.lib.version = Some(wasm_extension_api_version);
+
         fs::write(extension_dir.join("extension.wasm"), &component_bytes)
             .context("failed to write extension.wasm")?;
 
@@ -469,3 +475,86 @@ impl ExtensionBuilder {
         Ok(output)
     }
 }
+
+fn populate_defaults(manifest: &mut ExtensionManifest, extension_path: &Path) -> Result<()> {
+    // For legacy extensions on the v0 schema (aka, using `extension.json`), clear out any existing
+    // contents of the computed fields, since we don't care what the existing values are.
+    if manifest.schema_version == 0 {
+        manifest.languages.clear();
+        manifest.grammars.clear();
+        manifest.themes.clear();
+    }
+
+    let cargo_toml_path = extension_path.join("Cargo.toml");
+    if cargo_toml_path.exists() {
+        manifest.lib.kind = Some(ExtensionLibraryKind::Rust);
+    }
+
+    let languages_dir = extension_path.join("languages");
+    if languages_dir.exists() {
+        for entry in fs::read_dir(&languages_dir).context("failed to list languages dir")? {
+            let entry = entry?;
+            let language_dir = entry.path();
+            let config_path = language_dir.join("config.toml");
+            if config_path.exists() {
+                let relative_language_dir =
+                    language_dir.strip_prefix(extension_path)?.to_path_buf();
+                if !manifest.languages.contains(&relative_language_dir) {
+                    manifest.languages.push(relative_language_dir);
+                }
+            }
+        }
+    }
+
+    let themes_dir = extension_path.join("themes");
+    if themes_dir.exists() {
+        for entry in fs::read_dir(&themes_dir).context("failed to list themes dir")? {
+            let entry = entry?;
+            let theme_path = entry.path();
+            if theme_path.extension() == Some("json".as_ref()) {
+                let relative_theme_path = theme_path.strip_prefix(extension_path)?.to_path_buf();
+                if !manifest.themes.contains(&relative_theme_path) {
+                    manifest.themes.push(relative_theme_path);
+                }
+            }
+        }
+    }
+
+    // For legacy extensions on the v0 schema (aka, using `extension.json`), we want to populate the grammars in
+    // the manifest using the contents of the `grammars` directory.
+    if manifest.schema_version == 0 {
+        let grammars_dir = extension_path.join("grammars");
+        if grammars_dir.exists() {
+            for entry in fs::read_dir(&grammars_dir).context("failed to list grammars dir")? {
+                let entry = entry?;
+                let grammar_path = entry.path();
+                if grammar_path.extension() == Some("toml".as_ref()) {
+                    #[derive(Deserialize)]
+                    struct GrammarConfigToml {
+                        pub repository: String,
+                        pub commit: String,
+                    }
+
+                    let grammar_config = fs::read_to_string(&grammar_path)?;
+                    let grammar_config: GrammarConfigToml = toml::from_str(&grammar_config)?;
+
+                    let grammar_name = grammar_path
+                        .file_stem()
+                        .and_then(|stem| stem.to_str())
+                        .ok_or_else(|| anyhow!("no grammar name"))?;
+                    if !manifest.grammars.contains_key(grammar_name) {
+                        manifest.grammars.insert(
+                            grammar_name.into(),
+                            GrammarManifestEntry {
+                                repository: grammar_config.repository,
+                                rev: grammar_config.commit,
+                            },
+                        );
+                    }
+                }
+            }
+        }
+    }
+
+    Ok(())
+}

crates/extension/src/extension_manifest.rs

@@ -1,7 +1,14 @@
+use anyhow::{anyhow, Context, Result};
 use collections::BTreeMap;
+use fs::Fs;
 use language::LanguageServerName;
 use serde::{Deserialize, Serialize};
-use std::{path::PathBuf, sync::Arc};
+use std::{
+    ffi::OsStr,
+    path::{Path, PathBuf},
+    sync::Arc,
+};
+use util::SemanticVersion;
 
 /// This is the old version of the extension manifest, from when it was `extension.json`.
 #[derive(Clone, PartialEq, Eq, Debug, Deserialize, Serialize)]
@@ -53,6 +60,7 @@ pub struct ExtensionManifest {
 #[derive(Clone, Default, PartialEq, Eq, Debug, Deserialize, Serialize)]
 pub struct LibManifestEntry {
     pub kind: Option<ExtensionLibraryKind>,
+    pub version: Option<SemanticVersion>,
 }
 
 #[derive(Clone, PartialEq, Eq, Debug, Deserialize, Serialize)]
@@ -71,3 +79,68 @@ pub struct GrammarManifestEntry {
 pub struct LanguageServerManifestEntry {
     pub language: Arc<str>,
 }
+
+impl ExtensionManifest {
+    pub async fn load(fs: Arc<dyn Fs>, extension_dir: &Path) -> Result<Self> {
+        let extension_name = extension_dir
+            .file_name()
+            .and_then(OsStr::to_str)
+            .ok_or_else(|| anyhow!("invalid extension name"))?;
+
+        let mut extension_manifest_path = extension_dir.join("extension.json");
+        if fs.is_file(&extension_manifest_path).await {
+            let manifest_content = fs
+                .load(&extension_manifest_path)
+                .await
+                .with_context(|| format!("failed to load {extension_name} extension.json"))?;
+            let manifest_json = serde_json::from_str::<OldExtensionManifest>(&manifest_content)
+                .with_context(|| {
+                    format!("invalid extension.json for extension {extension_name}")
+                })?;
+
+            Ok(manifest_from_old_manifest(manifest_json, extension_name))
+        } else {
+            extension_manifest_path.set_extension("toml");
+            let manifest_content = fs
+                .load(&extension_manifest_path)
+                .await
+                .with_context(|| format!("failed to load {extension_name} extension.toml"))?;
+            toml::from_str(&manifest_content)
+                .with_context(|| format!("invalid extension.json for extension {extension_name}"))
+        }
+    }
+}
+
+fn manifest_from_old_manifest(
+    manifest_json: OldExtensionManifest,
+    extension_id: &str,
+) -> ExtensionManifest {
+    ExtensionManifest {
+        id: extension_id.into(),
+        name: manifest_json.name,
+        version: manifest_json.version,
+        description: manifest_json.description,
+        repository: manifest_json.repository,
+        authors: manifest_json.authors,
+        schema_version: 0,
+        lib: Default::default(),
+        themes: {
+            let mut themes = manifest_json.themes.into_values().collect::<Vec<_>>();
+            themes.sort();
+            themes.dedup();
+            themes
+        },
+        languages: {
+            let mut languages = manifest_json.languages.into_values().collect::<Vec<_>>();
+            languages.sort();
+            languages.dedup();
+            languages
+        },
+        grammars: manifest_json
+            .grammars
+            .into_keys()
+            .map(|grammar_name| (grammar_name, Default::default()))
+            .collect(),
+        language_servers: Default::default(),
+    }
+}

crates/extension/src/extension_store.rs

@@ -10,6 +10,7 @@ use crate::{extension_lsp_adapter::ExtensionLspAdapter, wasm_host::wit};
 use anyhow::{anyhow, bail, Context as _, Result};
 use async_compression::futures::bufread::GzipDecoder;
 use async_tar::Archive;
+use client::{telemetry::Telemetry, Client};
 use collections::{hash_map, BTreeMap, HashMap, HashSet};
 use extension_builder::{CompileExtensionOptions, ExtensionBuilder};
 use fs::{Fs, RemoveOptions};
@@ -30,7 +31,6 @@ use node_runtime::NodeRuntime;
 use serde::{Deserialize, Serialize};
 use std::{
     cmp::Ordering,
-    ffi::OsStr,
     path::{self, Path, PathBuf},
     sync::Arc,
     time::{Duration, Instant},
@@ -75,6 +75,7 @@ pub struct ExtensionStore {
     extension_index: ExtensionIndex,
     fs: Arc<dyn Fs>,
     http_client: Arc<HttpClientWithUrl>,
+    telemetry: Option<Arc<Telemetry>>,
     reload_tx: UnboundedSender<Option<Arc<str>>>,
     reload_complete_senders: Vec<oneshot::Sender<()>>,
     installed_dir: PathBuf,
@@ -149,7 +150,7 @@ actions!(zed, [ReloadExtensions]);
 
 pub fn init(
     fs: Arc<fs::RealFs>,
-    http_client: Arc<HttpClientWithUrl>,
+    client: Arc<Client>,
     node_runtime: Arc<dyn NodeRuntime>,
     language_registry: Arc<LanguageRegistry>,
     theme_registry: Arc<ThemeRegistry>,
@@ -160,7 +161,8 @@ pub fn init(
             EXTENSIONS_DIR.clone(),
             None,
             fs,
-            http_client,
+            client.http_client().clone(),
+            Some(client.telemetry().clone()),
             node_runtime,
             language_registry,
             theme_registry,
@@ -187,6 +189,7 @@ impl ExtensionStore {
         build_dir: Option<PathBuf>,
         fs: Arc<dyn Fs>,
         http_client: Arc<HttpClientWithUrl>,
+        telemetry: Option<Arc<Telemetry>>,
         node_runtime: Arc<dyn NodeRuntime>,
         language_registry: Arc<LanguageRegistry>,
         theme_registry: Arc<ThemeRegistry>,
@@ -216,6 +219,7 @@ impl ExtensionStore {
             wasm_extensions: Vec::new(),
             fs,
             http_client,
+            telemetry,
             language_registry,
             theme_registry,
             reload_tx,
@@ -587,8 +591,8 @@ impl ExtensionStore {
         let builder = self.builder.clone();
 
         cx.spawn(move |this, mut cx| async move {
-            let extension_manifest =
+            let mut extension_manifest =
-                Self::load_extension_manifest(fs.clone(), &extension_source_path).await?;
+                ExtensionManifest::load(fs.clone(), &extension_source_path).await?;
             let extension_id = extension_manifest.id.clone();
 
             if !this.update(&mut cx, |this, cx| {
@@ -622,7 +626,7 @@ impl ExtensionStore {
                         builder
                             .compile_extension(
                                 &extension_source_path,
-                                &extension_manifest,
+                                &mut extension_manifest,
                                 CompileExtensionOptions { release: false },
                             )
                             .await
@@ -667,9 +671,13 @@ impl ExtensionStore {
 
         cx.notify();
         let compile = cx.background_executor().spawn(async move {
-            let manifest = Self::load_extension_manifest(fs, &path).await?;
+            let mut manifest = ExtensionManifest::load(fs, &path).await?;
             builder
-                .compile_extension(&path, &manifest, CompileExtensionOptions { release: true })
+                .compile_extension(
+                    &path,
+                    &mut manifest,
+                    CompileExtensionOptions { release: true },
+                )
                 .await
         });
 
@@ -759,6 +767,17 @@ impl ExtensionStore {
             extensions_to_unload.len() - reload_count
         );
 
+        if let Some(telemetry) = &self.telemetry {
+            for extension_id in &extensions_to_load {
+                if let Some(extension) = self.extension_index.extensions.get(extension_id) {
+                    telemetry.report_extension_event(
+                        extension_id.clone(),
+                        extension.manifest.version.clone(),
+                    );
+                }
+            }
+        }
+
         let themes_to_remove = old_index
             .themes
             .iter()
@@ -908,7 +927,9 @@ impl ExtensionStore {
                             cx.background_executor().clone(),
                         )
                         .await
-                        .context("failed to load wasm extension")
+                        .with_context(|| {
+                            format!("failed to load wasm extension {}", extension.manifest.id)
+                        })
                 })
                 .await;
 
@@ -989,8 +1010,7 @@ impl ExtensionStore {
         extension_dir: PathBuf,
         index: &mut ExtensionIndex,
     ) -> Result<()> {
-        let mut extension_manifest =
+        let mut extension_manifest = ExtensionManifest::load(fs.clone(), &extension_dir).await?;
-            Self::load_extension_manifest(fs.clone(), &extension_dir).await?;
         let extension_id = extension_manifest.id.clone();
 
         // TODO: distinguish dev extensions more explicitly, by the absence
@@ -1082,72 +1102,6 @@ impl ExtensionStore {
 
         Ok(())
     }
-
-    pub async fn load_extension_manifest(
-        fs: Arc<dyn Fs>,
-        extension_dir: &Path,
-    ) -> Result<ExtensionManifest> {
-        let extension_name = extension_dir
-            .file_name()
-            .and_then(OsStr::to_str)
-            .ok_or_else(|| anyhow!("invalid extension name"))?;
-
-        let mut extension_manifest_path = extension_dir.join("extension.json");
-        if fs.is_file(&extension_manifest_path).await {
-            let manifest_content = fs
-                .load(&extension_manifest_path)
-                .await
-                .with_context(|| format!("failed to load {extension_name} extension.json"))?;
-            let manifest_json = serde_json::from_str::<OldExtensionManifest>(&manifest_content)
-                .with_context(|| {
-                    format!("invalid extension.json for extension {extension_name}")
-                })?;
-
-            Ok(manifest_from_old_manifest(manifest_json, extension_name))
-        } else {
-            extension_manifest_path.set_extension("toml");
-            let manifest_content = fs
-                .load(&extension_manifest_path)
-                .await
-                .with_context(|| format!("failed to load {extension_name} extension.toml"))?;
-            toml::from_str(&manifest_content)
-                .with_context(|| format!("invalid extension.json for extension {extension_name}"))
-        }
-    }
-}
-
-fn manifest_from_old_manifest(
-    manifest_json: OldExtensionManifest,
-    extension_id: &str,
-) -> ExtensionManifest {
-    ExtensionManifest {
-        id: extension_id.into(),
-        name: manifest_json.name,
-        version: manifest_json.version,
-        description: manifest_json.description,
-        repository: manifest_json.repository,
-        authors: manifest_json.authors,
-        schema_version: 0,
-        lib: Default::default(),
-        themes: {
-            let mut themes = manifest_json.themes.into_values().collect::<Vec<_>>();
-            themes.sort();
-            themes.dedup();
-            themes
-        },
-        languages: {
-            let mut languages = manifest_json.languages.into_values().collect::<Vec<_>>();
-            languages.sort();
-            languages.dedup();
-            languages
-        },
-        grammars: manifest_json
-            .grammars
-            .into_keys()
-            .map(|grammar_name| (grammar_name, Default::default()))
-            .collect(),
-        language_servers: Default::default(),
-    }
 }
 
 fn load_plugin_queries(root_path: &Path) -> LanguageQueries {

crates/extension/src/extension_store_test.rs

@@ -262,6 +262,7 @@ async fn test_extension_store(cx: &mut TestAppContext) {
             None,
             fs.clone(),
             http_client.clone(),
+            None,
             node_runtime.clone(),
             language_registry.clone(),
             theme_registry.clone(),
@@ -381,6 +382,7 @@ async fn test_extension_store(cx: &mut TestAppContext) {
             None,
             fs.clone(),
             http_client.clone(),
+            None,
             node_runtime.clone(),
             language_registry.clone(),
             theme_registry.clone(),
@@ -538,6 +540,7 @@ async fn test_extension_store_with_gleam_extension(cx: &mut TestAppContext) {
             Some(cache_dir),
             fs.clone(),
             http_client.clone(),
+            None,
             node_runtime,
             language_registry.clone(),
             theme_registry.clone(),

crates/extension/src/wasm_host.rs

@@ -40,7 +40,7 @@ pub struct WasmExtension {
     tx: UnboundedSender<ExtensionCall>,
     pub(crate) manifest: Arc<ExtensionManifest>,
     #[allow(unused)]
-    zed_api_version: SemanticVersion,
+    pub zed_api_version: SemanticVersion,
 }
 
 pub(crate) struct WasmState {
@@ -93,29 +93,11 @@ impl WasmHost {
     ) -> impl 'static + Future<Output = Result<WasmExtension>> {
         let this = self.clone();
         async move {
+            let zed_api_version = parse_wasm_extension_version(&manifest.id, &wasm_bytes)?;
+
             let component = Component::from_binary(&this.engine, &wasm_bytes)
                 .context("failed to compile wasm component")?;
 
-            let mut zed_api_version = None;
-            for part in wasmparser::Parser::new(0).parse_all(&wasm_bytes) {
-                if let wasmparser::Payload::CustomSection(s) = part? {
-                    if s.name() == "zed:api-version" {
-                        zed_api_version = parse_extension_version(s.data());
-                        if zed_api_version.is_none() {
-                            bail!(
-                                "extension {} has invalid zed:api-version section: {:?}",
-                                manifest.id,
-                                s.data()
-                            );
-                        }
-                    }
-                }
-            }
-
-            let Some(zed_api_version) = zed_api_version else {
-                bail!("extension {} has no zed:api-version section", manifest.id);
-            };
-
             let mut store = wasmtime::Store::new(
                 &this.engine,
                 WasmState {
@@ -196,7 +178,30 @@ impl WasmHost {
     }
 }
 
-fn parse_extension_version(data: &[u8]) -> Option<SemanticVersion> {
+pub fn parse_wasm_extension_version(
+    extension_id: &str,
+    wasm_bytes: &[u8],
+) -> Result<SemanticVersion> {
+    for part in wasmparser::Parser::new(0).parse_all(wasm_bytes) {
+        if let wasmparser::Payload::CustomSection(s) = part? {
+            if s.name() == "zed:api-version" {
+                let version = parse_wasm_extension_version_custom_section(s.data());
+                if let Some(version) = version {
+                    return Ok(version);
+                } else {
+                    bail!(
+                        "extension {} has invalid zed:api-version section: {:?}",
+                        extension_id,
+                        s.data()
+                    );
+                }
+            }
+        }
+    }
+    bail!("extension {} has no zed:api-version section", extension_id)
+}
+
+fn parse_wasm_extension_version_custom_section(data: &[u8]) -> Option<SemanticVersion> {
     if data.len() == 6 {
         Some(SemanticVersion {
             major: u16::from_be_bytes([data[0], data[1]]) as _,

crates/extension_cli/src/main.rs

@@ -11,10 +11,9 @@ use anyhow::{anyhow, bail, Context, Result};
 use clap::Parser;
 use extension::{
     extension_builder::{CompileExtensionOptions, ExtensionBuilder},
-    ExtensionLibraryKind, ExtensionManifest, ExtensionStore, GrammarManifestEntry,
+    ExtensionManifest,
 };
 use language::LanguageConfig;
-use serde::Deserialize;
 use theme::ThemeRegistry;
 use tree_sitter::{Language, Query, WasmStore};
 
@@ -56,15 +55,14 @@ async fn main() -> Result<()> {
     };
 
     log::info!("loading extension manifest");
-    let mut manifest = ExtensionStore::load_extension_manifest(fs.clone(), &extension_path).await?;
+    let mut manifest = ExtensionManifest::load(fs.clone(), &extension_path).await?;
-    populate_default_paths(&mut manifest, &extension_path)?;
 
     log::info!("compiling extension");
     let builder = ExtensionBuilder::new(scratch_dir);
     builder
         .compile_extension(
             &extension_path,
-            &manifest,
+            &mut manifest,
             CompileExtensionOptions { release: true },
         )
         .await
@@ -101,6 +99,7 @@ async fn main() -> Result<()> {
         repository: manifest
             .repository
             .ok_or_else(|| anyhow!("missing repository in extension manifest"))?,
+        wasm_api_version: manifest.lib.version.map(|version| version.to_string()),
     })?;
     fs::remove_dir_all(&archive_dir)?;
     fs::write(output_dir.join("manifest.json"), manifest_json.as_bytes())?;
@@ -108,89 +107,6 @@ async fn main() -> Result<()> {
     Ok(())
 }
 
-fn populate_default_paths(manifest: &mut ExtensionManifest, extension_path: &Path) -> Result<()> {
-    // For legacy extensions on the v0 schema (aka, using `extension.json`), clear out any existing
-    // contents of the computed fields, since we don't care what the existing values are.
-    if manifest.schema_version == 0 {
-        manifest.languages.clear();
-        manifest.grammars.clear();
-        manifest.themes.clear();
-    }
-
-    let cargo_toml_path = extension_path.join("Cargo.toml");
-    if cargo_toml_path.exists() {
-        manifest.lib.kind = Some(ExtensionLibraryKind::Rust);
-    }
-
-    let languages_dir = extension_path.join("languages");
-    if languages_dir.exists() {
-        for entry in fs::read_dir(&languages_dir).context("failed to list languages dir")? {
-            let entry = entry?;
-            let language_dir = entry.path();
-            let config_path = language_dir.join("config.toml");
-            if config_path.exists() {
-                let relative_language_dir =
-                    language_dir.strip_prefix(extension_path)?.to_path_buf();
-                if !manifest.languages.contains(&relative_language_dir) {
-                    manifest.languages.push(relative_language_dir);
-                }
-            }
-        }
-    }
-
-    let themes_dir = extension_path.join("themes");
-    if themes_dir.exists() {
-        for entry in fs::read_dir(&themes_dir).context("failed to list themes dir")? {
-            let entry = entry?;
-            let theme_path = entry.path();
-            if theme_path.extension() == Some("json".as_ref()) {
-                let relative_theme_path = theme_path.strip_prefix(extension_path)?.to_path_buf();
-                if !manifest.themes.contains(&relative_theme_path) {
-                    manifest.themes.push(relative_theme_path);
-                }
-            }
-        }
-    }
-
-    // For legacy extensions on the v0 schema (aka, using `extension.json`), we want to populate the grammars in
-    // the manifest using the contents of the `grammars` directory.
-    if manifest.schema_version == 0 {
-        let grammars_dir = extension_path.join("grammars");
-        if grammars_dir.exists() {
-            for entry in fs::read_dir(&grammars_dir).context("failed to list grammars dir")? {
-                let entry = entry?;
-                let grammar_path = entry.path();
-                if grammar_path.extension() == Some("toml".as_ref()) {
-                    #[derive(Deserialize)]
-                    struct GrammarConfigToml {
-                        pub repository: String,
-                        pub commit: String,
-                    }
-
-                    let grammar_config = fs::read_to_string(&grammar_path)?;
-                    let grammar_config: GrammarConfigToml = toml::from_str(&grammar_config)?;
-
-                    let grammar_name = grammar_path
-                        .file_stem()
-                        .and_then(|stem| stem.to_str())
-                        .ok_or_else(|| anyhow!("no grammar name"))?;
-                    if !manifest.grammars.contains_key(grammar_name) {
-                        manifest.grammars.insert(
-                            grammar_name.into(),
-                            GrammarManifestEntry {
-                                repository: grammar_config.repository,
-                                rev: grammar_config.commit,
-                            },
-                        );
-                    }
-                }
-            }
-        }
-    }
-
-    Ok(())
-}
-
 async fn copy_extension_resources(
     manifest: &ExtensionManifest,
     extension_path: &Path,

crates/rpc/Cargo.toml

@@ -20,6 +20,7 @@ test-support = ["collections/test-support", "gpui/test-support"]
 anyhow.workspace = true
 async-tungstenite = "0.16"
 base64.workspace = true
+chrono.workspace = true
 collections.workspace = true
 futures.workspace = true
 gpui = { workspace = true, optional = true }

crates/rpc/src/extension.rs

@@ -1,6 +1,7 @@
+use chrono::{DateTime, Utc};
 use serde::{Deserialize, Serialize};
 
-#[derive(Serialize, Deserialize)]
+#[derive(Serialize, Deserialize, Debug, PartialEq)]
 pub struct ExtensionApiManifest {
     pub name: String,
     pub version: String,
@@ -8,4 +9,14 @@ pub struct ExtensionApiManifest {
     pub authors: Vec<String>,
     pub repository: String,
     pub schema_version: Option<i32>,
+    pub wasm_api_version: Option<String>,
+}
+
+#[derive(Debug, Serialize, PartialEq)]
+pub struct ExtensionMetadata {
+    pub id: String,
+    #[serde(flatten)]
+    pub manifest: ExtensionApiManifest,
+    pub published_at: DateTime<Utc>,
+    pub download_count: u64,
 }

crates/telemetry_events/src/telemetry_events.rs

@@ -1,6 +1,5 @@
-use std::fmt::Display;
-
 use serde::{Deserialize, Serialize};
+use std::{fmt::Display, sync::Arc};
 use util::SemanticVersion;
 
 #[derive(Serialize, Deserialize, Debug)]
@@ -61,6 +60,7 @@ pub enum Event {
     Memory(MemoryEvent),
     App(AppEvent),
     Setting(SettingEvent),
+    Extension(ExtensionEvent),
     Edit(EditEvent),
     Action(ActionEvent),
 }
@@ -125,6 +125,12 @@ pub struct SettingEvent {
     pub value: String,
 }
 
+#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
+pub struct ExtensionEvent {
+    pub extension_id: Arc<str>,
+    pub version: Arc<str>,
+}
+
 #[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
 pub struct AppEvent {
     pub operation: String,

crates/util/src/semantic_version.rs

@@ -4,10 +4,10 @@ use std::{
 };
 
 use anyhow::{anyhow, Result};
-use serde::Serialize;
+use serde::{de::Error, Deserialize, Serialize};
 
 /// A datastructure representing a semantic version number
-#[derive(Clone, Copy, Debug, Default, Eq, Ord, PartialEq, PartialOrd, Serialize)]
+#[derive(Clone, Copy, Debug, Default, Eq, Ord, PartialEq, PartialOrd)]
 pub struct SemanticVersion {
     pub major: usize,
     pub minor: usize,
@@ -61,3 +61,23 @@ impl Display for SemanticVersion {
         write!(f, "{}.{}.{}", self.major, self.minor, self.patch)
     }
 }
+
+impl Serialize for SemanticVersion {
+    fn serialize<S>(&self, serializer: S) -> std::prelude::v1::Result<S::Ok, S::Error>
+    where
+        S: serde::Serializer,
+    {
+        serializer.serialize_str(&self.to_string())
+    }
+}
+
+impl<'de> Deserialize<'de> for SemanticVersion {
+    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+    where
+        D: serde::Deserializer<'de>,
+    {
+        let string = String::deserialize(deserializer)?;
+        Self::from_str(&string)
+            .map_err(|_| Error::custom(format!("Invalid version string \"{string}\"")))
+    }
+}

crates/zed/src/main.rs

@@ -179,7 +179,7 @@ fn main() {
 
         extension::init(
             fs.clone(),
-            http.clone(),
+            client.clone(),
             node_runtime.clone(),
             languages.clone(),
             ThemeRegistry::global(cx),