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authorBlaž Hrastnik2021-05-06 04:56:34 +0000
committerBlaž Hrastnik2021-05-06 04:56:34 +0000
commit355ad3cb8289611b06cd42fa62ddfe0a5c716e83 (patch)
tree7c94da6e122a9ecf542103b46a3ca9e80654a52e
parent0e5308bce1a6e7d7d00854ae50902546cea9578d (diff)
Tokio migration.
-rw-r--r--Cargo.lock308
-rw-r--r--helix-lsp/Cargo.toml4
-rw-r--r--helix-lsp/src/client.rs79
-rw-r--r--helix-lsp/src/lib.rs18
-rw-r--r--helix-lsp/src/select_all.rs2
-rw-r--r--helix-lsp/src/transport.rs34
-rw-r--r--helix-term/Cargo.toml3
-rw-r--r--helix-term/src/application.rs14
-rw-r--r--helix-term/src/commands.rs42
-rw-r--r--helix-term/src/compositor.rs2
-rw-r--r--helix-term/src/main.rs14
-rw-r--r--helix-term/src/ui/editor.rs3
-rw-r--r--helix-view/Cargo.toml2
-rw-r--r--helix-view/src/document.rs6
-rw-r--r--helix-view/src/editor.rs16
15 files changed, 169 insertions, 378 deletions
diff --git a/Cargo.lock b/Cargo.lock
index b994ef23..2e6292d9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -18,112 +18,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "28b2cd92db5cbd74e8e5028f7e27dd7aa3090e89e4f2a197cc7c8dfb69c7063b"
[[package]]
-name = "async-channel"
-version = "1.6.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2114d64672151c0c5eaa5e131ec84a74f06e1e559830dabba01ca30605d66319"
-dependencies = [
- "concurrent-queue",
- "event-listener",
- "futures-core",
-]
-
-[[package]]
-name = "async-executor"
-version = "1.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "871f9bb5e0a22eeb7e8cf16641feb87c9dc67032ccf8ff49e772eb9941d3a965"
-dependencies = [
- "async-task",
- "concurrent-queue",
- "fastrand",
- "futures-lite",
- "once_cell",
- "slab",
-]
-
-[[package]]
-name = "async-fs"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b3ca4f8ff117c37c278a2f7415ce9be55560b846b5bc4412aaa5d29c1c3dae2"
-dependencies = [
- "async-lock",
- "blocking",
- "futures-lite",
-]
-
-[[package]]
-name = "async-io"
-version = "1.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4bbfd5cf2794b1e908ea8457e6c45f8f8f1f6ec5f74617bf4662623f47503c3b"
-dependencies = [
- "concurrent-queue",
- "fastrand",
- "futures-lite",
- "libc",
- "log",
- "once_cell",
- "parking",
- "polling",
- "slab",
- "socket2",
- "waker-fn",
- "winapi",
-]
-
-[[package]]
-name = "async-lock"
-version = "2.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6a8ea61bf9947a1007c5cada31e647dbc77b103c679858150003ba697ea798b"
-dependencies = [
- "event-listener",
-]
-
-[[package]]
-name = "async-net"
-version = "1.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69b0a74e7f70af3c8cf1aa539edbd044795706659ac52b78a71dc1a205ecefdf"
-dependencies = [
- "async-io",
- "blocking",
- "fastrand",
- "futures-lite",
-]
-
-[[package]]
-name = "async-process"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a8f38756dd9ac84671c428afbf7c9f7495feff9ec5b0710f17100098e5b354ac"
-dependencies = [
- "async-io",
- "blocking",
- "cfg-if",
- "event-listener",
- "futures-lite",
- "libc",
- "once_cell",
- "signal-hook 0.3.8",
- "winapi",
-]
-
-[[package]]
-name = "async-task"
-version = "4.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e91831deabf0d6d7ec49552e489aed63b7456a7a3c46cff62adad428110b0af0"
-
-[[package]]
-name = "atomic-waker"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "065374052e7df7ee4047b1160cca5e1467a12351a40b3da123c870ba0b8eda2a"
-
-[[package]]
name = "autocfg"
version = "1.0.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -136,20 +30,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
[[package]]
-name = "blocking"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c5e170dbede1f740736619b776d7251cb1b9095c435c34d8ca9f57fcd2f335e9"
-dependencies = [
- "async-channel",
- "async-task",
- "atomic-waker",
- "fastrand",
- "futures-lite",
- "once_cell",
-]
-
-[[package]]
name = "bstr"
version = "0.2.16"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -159,10 +39,10 @@ dependencies = [
]
[[package]]
-name = "cache-padded"
-version = "1.1.1"
+name = "bytes"
+version = "1.0.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "631ae5198c9be5e753e5cc215e1bd73c2b466a3565173db433f52bb9d3e66dba"
+checksum = "b700ce4376041dcd0a327fd0097c41095743c4c8af8887265942faf1100bd040"
[[package]]
name = "cassowary"
@@ -213,15 +93,6 @@ dependencies = [
]
[[package]]
-name = "concurrent-queue"
-version = "1.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "30ed07550be01594c6026cff2a1d7fe9c8f683caa798e12b68694ac9e88286a3"
-dependencies = [
- "cache-padded",
-]
-
-[[package]]
name = "crossbeam-utils"
version = "0.8.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -245,7 +116,7 @@ dependencies = [
"libc",
"mio",
"parking_lot",
- "signal-hook 0.1.17",
+ "signal-hook",
"winapi",
]
@@ -280,21 +151,6 @@ dependencies = [
]
[[package]]
-name = "event-listener"
-version = "2.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7531096570974c3a9dcf9e4b8e1cede1ec26cf5046219fb3b9d897503b9be59"
-
-[[package]]
-name = "fastrand"
-version = "1.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77b705829d1e87f762c2df6da140b26af5839e1033aa84aa5f56bb688e4e1bdb"
-dependencies = [
- "instant",
-]
-
-[[package]]
name = "fern"
version = "0.6.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -378,21 +234,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "365a1a1fb30ea1c03a830fdb2158f5236833ac81fa0ad12fe35b29cddc35cb04"
[[package]]
-name = "futures-lite"
-version = "1.11.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4481d0cd0de1d204a4fa55e7d45f07b1d958abcb06714b3446438e2eff695fb"
-dependencies = [
- "fastrand",
- "futures-core",
- "futures-io",
- "memchr",
- "parking",
- "pin-project-lite 0.2.6",
- "waker-fn",
-]
-
-[[package]]
name = "futures-macro"
version = "0.3.14"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -429,7 +270,7 @@ dependencies = [
"futures-sink",
"futures-task",
"memchr",
- "pin-project-lite 0.2.6",
+ "pin-project-lite",
"pin-utils",
"proc-macro-hack",
"proc-macro-nested",
@@ -515,9 +356,9 @@ dependencies = [
"serde",
"serde_json",
"shellexpand",
- "smol",
- "smol-timeout",
"thiserror",
+ "tokio",
+ "tokio-stream",
"url",
]
@@ -553,8 +394,7 @@ dependencies = [
"pulldown-cmark",
"serde",
"serde_json",
- "smol",
- "smol-timeout",
+ "tokio",
"toml",
"tui",
]
@@ -571,7 +411,7 @@ dependencies = [
"once_cell",
"serde",
"slotmap",
- "smol",
+ "tokio",
"toml",
"tui",
"url",
@@ -802,12 +642,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "afb2e1c3ee07430c2cf76151675e583e0f19985fa6efae47d6848a3e2c824f85"
[[package]]
-name = "parking"
-version = "2.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "427c3892f9e783d91cc128285287e70a59e206ca452770ece88a76f7a3eddd72"
-
-[[package]]
name = "parking_lot"
version = "0.11.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -846,12 +680,6 @@ checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
[[package]]
name = "pin-project-lite"
-version = "0.1.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "257b64915a082f7811703966789728173279bdebb956b143dbcd23f6f970a777"
-
-[[package]]
-name = "pin-project-lite"
version = "0.2.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "dc0e1f259c92177c30a4c9d177246edd0a3568b25756a977d0632cf8fa37e905"
@@ -863,19 +691,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
[[package]]
-name = "polling"
-version = "2.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4fc12d774e799ee9ebae13f4076ca003b40d18a11ac0f3641e6f899618580b7b"
-dependencies = [
- "cfg-if",
- "libc",
- "log",
- "wepoll-sys",
- "winapi",
-]
-
-[[package]]
name = "proc-macro-hack"
version = "0.5.19"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1045,16 +860,6 @@ dependencies = [
]
[[package]]
-name = "signal-hook"
-version = "0.3.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ef33d6d0cd06e0840fba9985aab098c147e67e05cee14d412d3345ed14ff30ac"
-dependencies = [
- "libc",
- "signal-hook-registry",
-]
-
-[[package]]
name = "signal-hook-registry"
version = "1.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1085,44 +890,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fe0f37c9e8f3c5a4a66ad655a93c74daac4ad00c441533bf5c6e7990bb42604e"
[[package]]
-name = "smol"
-version = "1.2.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "85cf3b5351f3e783c1d79ab5fc604eeed8b8ae9abd36b166e8b87a089efd85e4"
-dependencies = [
- "async-channel",
- "async-executor",
- "async-fs",
- "async-io",
- "async-lock",
- "async-net",
- "async-process",
- "blocking",
- "futures-lite",
- "once_cell",
-]
-
-[[package]]
-name = "smol-timeout"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "847d777e2c6c166bad26264479e80a9820f3d364fcb4a0e23cd57bbfa8e94961"
-dependencies = [
- "async-io",
- "pin-project-lite 0.1.12",
-]
-
-[[package]]
-name = "socket2"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e3dfc207c526015c632472a77be09cf1b6e46866581aecae5cc38fb4235dea2"
-dependencies = [
- "libc",
- "winapi",
-]
-
-[[package]]
name = "syn"
version = "1.0.71"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1207,6 +974,48 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
[[package]]
+name = "tokio"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "83f0c8e7c0addab50b663055baf787d0af7f413a46e6e7fb9559a4e4db7137a5"
+dependencies = [
+ "autocfg",
+ "bytes",
+ "libc",
+ "memchr",
+ "mio",
+ "num_cpus",
+ "once_cell",
+ "parking_lot",
+ "pin-project-lite",
+ "signal-hook-registry",
+ "tokio-macros",
+ "winapi",
+]
+
+[[package]]
+name = "tokio-macros"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "caf7b11a536f46a809a8a9f0bb4237020f70ecbf115b842360afb127ea2fda57"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "tokio-stream"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e177a5d8c3bf36de9ebe6d58537d8879e964332f93fb3339e43f618c81361af0"
+dependencies = [
+ "futures-core",
+ "pin-project-lite",
+ "tokio",
+]
+
+[[package]]
name = "toml"
version = "0.5.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1315,12 +1124,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5fecdca9a5291cc2b8dcf7dc02453fee791a280f3743cb0905f8822ae463b3fe"
[[package]]
-name = "waker-fn"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d5b2c62b4012a3e1eca5a7e077d13b3bf498c4073e33ccd58626607748ceeca"
-
-[[package]]
name = "walkdir"
version = "2.3.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1338,15 +1141,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
[[package]]
-name = "wepoll-sys"
-version = "3.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0fcb14dea929042224824779fbc82d9fab8d2e6d3cbc0ac404de8edf489e77ff"
-dependencies = [
- "cc",
-]
-
-[[package]]
name = "winapi"
version = "0.3.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
diff --git a/helix-lsp/Cargo.toml b/helix-lsp/Cargo.toml
index 549e098e..24bb2080 100644
--- a/helix-lsp/Cargo.toml
+++ b/helix-lsp/Cargo.toml
@@ -12,8 +12,8 @@ helix-core = { path = "../helix-core" }
once_cell = "1.4"
lsp-types = { version = "0.89", features = ["proposed"] }
-smol = "1.2"
-smol-timeout = "0.6"
+tokio = { version = "1", features = ["full"] }
+tokio-stream = "0.1.5"
url = "2"
pathdiff = "0.2"
shellexpand = "2.0"
diff --git a/helix-lsp/src/client.rs b/helix-lsp/src/client.rs
index c70e6e78..c3de4fd7 100644
--- a/helix-lsp/src/client.rs
+++ b/helix-lsp/src/client.rs
@@ -13,18 +13,18 @@ use jsonrpc_core as jsonrpc;
use lsp_types as lsp;
use serde_json::Value;
-use smol::{
- channel::{Receiver, Sender},
+use std::process::Stdio;
+use tokio::{
io::{BufReader, BufWriter},
// prelude::*,
- process::{Child, Command, Stdio},
- Executor,
+ process::{Child, Command},
+ sync::mpsc::{channel, UnboundedReceiver, UnboundedSender},
};
pub struct Client {
_process: Child,
- outgoing: Sender<Payload>,
+ outgoing: UnboundedSender<Payload>,
// pub incoming: Receiver<Call>,
pub request_counter: AtomicU64,
@@ -33,13 +33,14 @@ pub struct Client {
}
impl Client {
- pub fn start(ex: &Executor, cmd: &str, args: &[String]) -> Result<(Self, Receiver<Call>)> {
- // smol makes sure the process is reaped on drop, but using kill_on_drop(true) maybe?
+ pub fn start(cmd: &str, args: &[String]) -> Result<(Self, UnboundedReceiver<Call>)> {
let process = Command::new(cmd)
.args(args)
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.stderr(Stdio::piped())
+ // make sure the process is reaped on drop
+ .kill_on_drop(true)
.spawn();
// use std::io::ErrorKind;
@@ -58,7 +59,7 @@ impl Client {
let reader = BufReader::new(process.stdout.take().expect("Failed to open stdout"));
let stderr = BufReader::new(process.stderr.take().expect("Failed to open stderr"));
- let (incoming, outgoing) = Transport::start(ex, reader, writer, stderr);
+ let (incoming, outgoing) = Transport::start(reader, writer, stderr);
let client = Client {
_process: process,
@@ -134,49 +135,53 @@ impl Client {
params: Self::value_into_params(params),
};
- let (tx, rx) = smol::channel::bounded::<Result<Value>>(1);
+ let (tx, mut rx) = channel::<Result<Value>>(1);
self.outgoing
.send(Payload::Request {
chan: tx,
value: request,
})
- .await
.map_err(|e| Error::Other(e.into()))?;
- use smol_timeout::TimeoutExt;
use std::time::Duration;
+ use tokio::time::timeout;
let future = async move {
- rx.recv()
- .timeout(Duration::from_secs(2))
+ timeout(Duration::from_secs(2), rx.recv())
.await
- .ok_or(Error::Timeout)? // return Timeout
- .map_err(|e| Error::Other(e.into()))?
+ .map_err(|e| Error::Timeout)? // return Timeout
+ .unwrap() // TODO: None if channel closed
};
Ok(future)
}
/// Send a RPC notification to the language server.
- pub async fn notify<R: lsp::notification::Notification>(&self, params: R::Params) -> Result<()>
+ pub fn notify<R: lsp::notification::Notification>(
+ &self,
+ params: R::Params,
+ ) -> impl Future<Output = Result<()>>
where
R::Params: serde::Serialize,
{
- let params = serde_json::to_value(params)?;
+ let outgoing = self.outgoing.clone();
- let notification = jsonrpc::Notification {
- jsonrpc: Some(jsonrpc::Version::V2),
- method: R::METHOD.to_string(),
- params: Self::value_into_params(params),
- };
+ async move {
+ let params = serde_json::to_value(params)?;
- self.outgoing
- .send(Payload::Notification(notification))
- .await
- .map_err(|e| Error::Other(e.into()))?;
+ let notification = jsonrpc::Notification {
+ jsonrpc: Some(jsonrpc::Version::V2),
+ method: R::METHOD.to_string(),
+ params: Self::value_into_params(params),
+ };
- Ok(())
+ outgoing
+ .send(Payload::Notification(notification))
+ .map_err(|e| Error::Other(e.into()))?;
+
+ Ok(())
+ }
}
/// Reply to a language server RPC call.
@@ -202,7 +207,6 @@ impl Client {
self.outgoing
.send(Payload::Response(output))
- .await
.map_err(|e| Error::Other(e.into()))?;
Ok(())
@@ -387,13 +391,13 @@ impl Client {
changes
}
- pub async fn text_document_did_change(
+ pub fn text_document_did_change(
&self,
text_document: lsp::VersionedTextDocumentIdentifier,
old_text: &Rope,
new_text: &Rope,
changes: &ChangeSet,
- ) -> Result<()> {
+ ) -> Option<impl Future<Output = Result<()>>> {
// figure out what kind of sync the server supports
let capabilities = self.capabilities.as_ref().unwrap();
@@ -405,7 +409,7 @@ impl Client {
..
})) => kind,
// None | SyncOptions { changes: None }
- _ => return Ok(()),
+ _ => return None,
};
let changes = match sync_capabilities {
@@ -420,14 +424,15 @@ impl Client {
lsp::TextDocumentSyncKind::Incremental => {
Self::changeset_to_changes(old_text, new_text, changes, self.offset_encoding)
}
- lsp::TextDocumentSyncKind::None => return Ok(()),
+ lsp::TextDocumentSyncKind::None => return None,
};
- self.notify::<lsp::notification::DidChangeTextDocument>(lsp::DidChangeTextDocumentParams {
- text_document,
- content_changes: changes,
- })
- .await
+ Some(self.notify::<lsp::notification::DidChangeTextDocument>(
+ lsp::DidChangeTextDocumentParams {
+ text_document,
+ content_changes: changes,
+ },
+ ))
}
pub async fn text_document_did_close(
diff --git a/helix-lsp/src/lib.rs b/helix-lsp/src/lib.rs
index 6dcc6605..fd7e6fd3 100644
--- a/helix-lsp/src/lib.rs
+++ b/helix-lsp/src/lib.rs
@@ -18,6 +18,8 @@ use std::{collections::HashMap, sync::Arc};
use serde::{Deserialize, Serialize};
+use tokio_stream::wrappers::UnboundedReceiverStream;
+
#[derive(Error, Debug)]
pub enum Error {
#[error("protocol error: {0}")]
@@ -163,12 +165,11 @@ pub use jsonrpc::Call;
type LanguageId = String;
use crate::select_all::SelectAll;
-use smol::channel::Receiver;
pub struct Registry {
inner: HashMap<LanguageId, Option<Arc<Client>>>,
- pub incoming: SelectAll<Receiver<Call>>,
+ pub incoming: SelectAll<UnboundedReceiverStream<Call>>,
}
impl Default for Registry {
@@ -185,11 +186,7 @@ impl Registry {
}
}
- pub fn get(
- &mut self,
- language_config: &LanguageConfiguration,
- ex: &smol::Executor,
- ) -> Option<Arc<Client>> {
+ pub fn get(&mut self, language_config: &LanguageConfiguration) -> Option<Arc<Client>> {
// TODO: propagate the error
if let Some(config) = &language_config.language_server {
// avoid borrow issues
@@ -203,12 +200,13 @@ impl Registry {
// initialize a new client
let (mut client, incoming) =
- Client::start(&ex, &config.command, &config.args).ok()?;
+ Client::start(&config.command, &config.args).ok()?;
// TODO: run this async without blocking
- smol::block_on(client.initialize()).unwrap();
+ let rt = tokio::runtime::Handle::current();
+ rt.block_on(client.initialize()).unwrap();
- s_incoming.push(incoming);
+ s_incoming.push(UnboundedReceiverStream::new(incoming));
Some(Arc::new(client))
})
diff --git a/helix-lsp/src/select_all.rs b/helix-lsp/src/select_all.rs
index 4a7f0cbf..edfd1f38 100644
--- a/helix-lsp/src/select_all.rs
+++ b/helix-lsp/src/select_all.rs
@@ -6,10 +6,10 @@ use core::{
pin::Pin,
};
-use smol::{ready, stream::Stream};
use std::task::{Context, Poll};
use futures_util::stream::{FusedStream, FuturesUnordered, StreamExt, StreamFuture};
+use futures_util::{ready, stream::Stream};
/// An unbounded set of streams
///
diff --git a/helix-lsp/src/transport.rs b/helix-lsp/src/transport.rs
index d3e25b9c..4a5ae45a 100644
--- a/helix-lsp/src/transport.rs
+++ b/helix-lsp/src/transport.rs
@@ -10,15 +10,13 @@ type Result<T> = core::result::Result<T, Error>;
use jsonrpc_core as jsonrpc;
use serde_json::Value;
-use smol::prelude::*;
-
-use smol::{
- channel::{Receiver, Sender},
- io::{BufReader, BufWriter},
+use tokio::{
+ io::{AsyncBufRead, AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader, BufWriter},
process::{ChildStderr, ChildStdin, ChildStdout},
- Executor,
+ sync::mpsc::{unbounded_channel, Sender, UnboundedReceiver, UnboundedSender},
};
+#[derive(Debug)]
pub enum Payload {
Request {
chan: Sender<Result<Value>>,
@@ -41,8 +39,8 @@ enum Message {
}
pub struct Transport {
- incoming: Sender<jsonrpc::Call>,
- outgoing: Receiver<Payload>,
+ incoming: UnboundedSender<jsonrpc::Call>,
+ outgoing: UnboundedReceiver<Payload>,
pending_requests: HashMap<jsonrpc::Id, Sender<Result<Value>>>,
headers: HashMap<String, String>,
@@ -54,13 +52,12 @@ pub struct Transport {
impl Transport {
pub fn start(
- ex: &Executor,
reader: BufReader<ChildStdout>,
writer: BufWriter<ChildStdin>,
stderr: BufReader<ChildStderr>,
- ) -> (Receiver<jsonrpc::Call>, Sender<Payload>) {
- let (incoming, rx) = smol::channel::unbounded();
- let (tx, outgoing) = smol::channel::unbounded();
+ ) -> (UnboundedReceiver<jsonrpc::Call>, UnboundedSender<Payload>) {
+ let (incoming, rx) = unbounded_channel();
+ let (tx, outgoing) = unbounded_channel();
let transport = Self {
reader,
@@ -72,7 +69,7 @@ impl Transport {
headers: HashMap::default(),
};
- ex.spawn(transport.duplex()).detach();
+ tokio::spawn(transport.duplex());
(rx, tx)
}
@@ -168,7 +165,7 @@ impl Transport {
match msg {
Message::Output(output) => self.recv_response(output).await?,
Message::Call(call) => {
- self.incoming.send(call).await?;
+ self.incoming.send(call).unwrap();
// let notification = Notification::parse(&method, params);
}
};
@@ -204,11 +201,10 @@ impl Transport {
}
pub async fn duplex(mut self) {
- use futures_util::{select, FutureExt};
loop {
- select! {
+ tokio::select! {
// client -> server
- msg = self.outgoing.next().fuse() => {
+ msg = self.outgoing.recv() => {
if msg.is_none() {
break;
}
@@ -217,7 +213,7 @@ impl Transport {
self.send_payload(msg).await.unwrap();
}
// server <- client
- msg = Self::recv(&mut self.reader, &mut self.headers).fuse() => {
+ msg = Self::recv(&mut self.reader, &mut self.headers) => {
if msg.is_err() {
error!("err: <- {:?}", msg);
break;
@@ -226,7 +222,7 @@ impl Transport {
self.recv_msg(msg).await.unwrap();
}
- _msg = Self::err(&mut self.stderr).fuse() => {}
+ _msg = Self::err(&mut self.stderr) => {}
}
}
}
diff --git a/helix-term/Cargo.toml b/helix-term/Cargo.toml
index 8f3a28fd..b9f27cae 100644
--- a/helix-term/Cargo.toml
+++ b/helix-term/Cargo.toml
@@ -19,8 +19,7 @@ helix-lsp = { path = "../helix-lsp"}
anyhow = "1"
once_cell = "1.4"
-smol = "1"
-smol-timeout = "0.6"
+tokio = { version = "1", features = ["full"] }
num_cpus = "1"
tui = { version = "0.15", default-features = false, features = ["crossterm"] }
crossterm = { version = "0.19", features = ["event-stream"] }
diff --git a/helix-term/src/application.rs b/helix-term/src/application.rs
index 8849ee81..3bf746ea 100644
--- a/helix-term/src/application.rs
+++ b/helix-term/src/application.rs
@@ -7,14 +7,13 @@ use crate::{compositor::Compositor, ui};
use log::{error, info};
use std::{
+ future::Future,
io::{self, stdout, Stdout, Write},
path::PathBuf,
sync::Arc,
time::Duration,
};
-use smol::prelude::*;
-
use anyhow::Error;
use crossterm::{
@@ -39,16 +38,15 @@ pub struct Application {
compositor: Compositor,
editor: Editor,
- executor: &'static smol::Executor<'static>,
callbacks: LspCallbacks,
}
impl Application {
- pub fn new(mut args: Args, executor: &'static smol::Executor<'static>) -> Result<Self, Error> {
+ pub fn new(mut args: Args) -> Result<Self, Error> {
use helix_view::editor::Action;
let mut compositor = Compositor::new()?;
let size = compositor.size();
- let mut editor = Editor::new(executor, size);
+ let mut editor = Editor::new(size);
if let Ok(files) = args.values_of_t::<PathBuf>("files") {
for file in files {
@@ -64,7 +62,6 @@ impl Application {
compositor,
editor,
- executor,
callbacks: FuturesUnordered::new(),
};
@@ -72,14 +69,12 @@ impl Application {
}
fn render(&mut self) {
- let executor = &self.executor;
let editor = &mut self.editor;
let compositor = &mut self.compositor;
let callbacks = &mut self.callbacks;
let mut cx = crate::compositor::Context {
editor,
- executor,
callbacks,
scroll: None,
};
@@ -97,7 +92,7 @@ impl Application {
break;
}
- use futures_util::{select, FutureExt};
+ use futures_util::{select, FutureExt, StreamExt};
select! {
event = reader.next().fuse() => {
self.handle_terminal_events(event)
@@ -125,7 +120,6 @@ impl Application {
pub fn handle_terminal_events(&mut self, event: Option<Result<Event, crossterm::ErrorKind>>) {
let mut cx = crate::compositor::Context {
editor: &mut self.editor,
- executor: self.executor,
callbacks: &mut self.callbacks,
scroll: None,
};
diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs
index 72ebf7f9..3292d39f 100644
--- a/helix-term/src/commands.rs
+++ b/helix-term/src/commands.rs
@@ -108,6 +108,16 @@ impl<'a> Context<'a> {
/// state (usually by creating and applying a transaction).
pub type Command = fn(cx: &mut Context);
+#[inline]
+fn block_on<T>(future: impl Future<Output = T>) -> T {
+ use tokio::runtime::Runtime;
+ // let rt = Runtime::new().unwrap();
+ let rt = tokio::runtime::Handle::current();
+ // let local = LocalSet::new();
+ // local.block_on(&rt, future)
+ rt.block_on(future)
+}
+
pub fn move_char_left(cx: &mut Context) {
let count = cx.count;
let (view, doc) = cx.current();
@@ -861,7 +871,6 @@ pub fn command_mode(cx: &mut Context) {
match *parts.as_slice() {
["q"] | ["quit"] => {
editor.close(editor.view().id);
- // editor.should_close = true,
}
["o", path] | ["open", path] => {
use helix_view::editor::Action;
@@ -871,7 +880,7 @@ pub fn command_mode(cx: &mut Context) {
// TODO: non-blocking via save() command
let id = editor.view().doc;
let doc = &mut editor.documents[id];
- smol::block_on(doc.save());
+ block_on(doc.save());
}
_ => (),
@@ -1175,8 +1184,7 @@ pub fn goto_definition(cx: &mut Context) {
let pos = pos_to_lsp_pos(doc.text(), doc.selection(view.id).cursor(), offset_encoding);
// TODO: handle fails
- let res =
- smol::block_on(language_server.goto_definition(doc.identifier(), pos)).unwrap_or_default();
+ let res = block_on(language_server.goto_definition(doc.identifier(), pos)).unwrap_or_default();
_goto(cx, res, offset_encoding);
}
@@ -1192,8 +1200,8 @@ pub fn goto_type_definition(cx: &mut Context) {
let pos = pos_to_lsp_pos(doc.text(), doc.selection(view.id).cursor(), offset_encoding);
// TODO: handle fails
- let res = smol::block_on(language_server.goto_type_definition(doc.identifier(), pos))
- .unwrap_or_default();
+ let res =
+ block_on(language_server.goto_type_definition(doc.identifier(), pos)).unwrap_or_default();
_goto(cx, res, offset_encoding);
}
@@ -1209,8 +1217,8 @@ pub fn goto_implementation(cx: &mut Context) {
let pos = pos_to_lsp_pos(doc.text(), doc.selection(view.id).cursor(), offset_encoding);
// TODO: handle fails
- let res = smol::block_on(language_server.goto_implementation(doc.identifier(), pos))
- .unwrap_or_default();
+ let res =
+ block_on(language_server.goto_implementation(doc.identifier(), pos)).unwrap_or_default();
_goto(cx, res, offset_encoding);
}
@@ -1226,8 +1234,7 @@ pub fn goto_reference(cx: &mut Context) {
let pos = pos_to_lsp_pos(doc.text(), doc.selection(view.id).cursor(), offset_encoding);
// TODO: handle fails
- let res =
- smol::block_on(language_server.goto_reference(doc.identifier(), pos)).unwrap_or_default();
+ let res = block_on(language_server.goto_reference(doc.identifier(), pos)).unwrap_or_default();
_goto(cx, res, offset_encoding);
}
@@ -1247,7 +1254,7 @@ pub fn signature_help(cx: &mut Context) {
// TODO: handle fails
- let res = smol::block_on(language_server.text_document_signature_help(doc.identifier(), pos))
+ let res = block_on(language_server.text_document_signature_help(doc.identifier(), pos))
.unwrap_or_default();
if let Some(signature_help) = res {
@@ -1636,7 +1643,7 @@ pub fn format_selections(cx: &mut Context) {
};
// TODO: handle fails
// TODO: concurrent map
- let edits = smol::block_on(language_server.text_document_range_formatting(
+ let edits = block_on(language_server.text_document_range_formatting(
doc.identifier(),
range,
lsp::FormattingOptions::default(),
@@ -1726,7 +1733,8 @@ pub fn save(cx: &mut Context) {
// Spawns an async task to actually do the saving. This way we prevent blocking.
// TODO: handle save errors somehow?
- cx.editor.executor.spawn(cx.doc().save()).detach();
+ // TODO: don't block
+ block_on(cx.doc().save());
}
pub fn completion(cx: &mut Context) {
@@ -1782,7 +1790,7 @@ pub fn completion(cx: &mut Context) {
);
// TODO: handle fails
- let res = smol::block_on(language_server.completion(doc.identifier(), pos)).unwrap();
+ let res = block_on(language_server.completion(doc.identifier(), pos)).unwrap();
let trigger_offset = doc.selection(view.id).cursor();
@@ -1839,8 +1847,8 @@ pub fn hover(cx: &mut Context) {
);
// TODO: handle fails
- let res = smol::block_on(language_server.text_document_hover(doc.identifier(), pos))
- .unwrap_or_default();
+ let res =
+ block_on(language_server.text_document_hover(doc.identifier(), pos)).unwrap_or_default();
if let Some(hover) = res {
// hover.contents / .range <- used for visualizing
@@ -1963,7 +1971,7 @@ pub fn space_mode(cx: &mut Context) {
'w' => {
// save current buffer
let doc = cx.doc();
- smol::block_on(doc.save());
+ block_on(doc.save());
}
'c' => {
// close current split
diff --git a/helix-term/src/compositor.rs b/helix-term/src/compositor.rs
index 6e81cc81..4570cab9 100644
--- a/helix-term/src/compositor.rs
+++ b/helix-term/src/compositor.rs
@@ -4,7 +4,6 @@
use crossterm::event::Event;
use helix_core::Position;
-use smol::Executor;
use tui::{buffer::Buffer as Surface, layout::Rect};
pub type Callback = Box<dyn FnOnce(&mut Compositor, &mut Editor)>;
@@ -29,7 +28,6 @@ use crate::application::LspCallbacks;
pub struct Context<'a> {
pub editor: &'a mut Editor,
- pub executor: &'static smol::Executor<'static>,
pub scroll: Option<usize>,
pub callbacks: &'a mut LspCallbacks,
}
diff --git a/helix-term/src/main.rs b/helix-term/src/main.rs
index 612f8cf0..b0d244b7 100644
--- a/helix-term/src/main.rs
+++ b/helix-term/src/main.rs
@@ -14,8 +14,6 @@ use std::path::PathBuf;
use anyhow::Error;
-static EX: smol::Executor = smol::Executor::new();
-
fn setup_logging(verbosity: u64) -> Result<(), fern::InitError> {
let mut base_config = fern::Dispatch::new();
@@ -88,12 +86,12 @@ fn main() {
Loader::new(config)
});
- for _ in 0..num_cpus::get() {
- std::thread::spawn(move || smol::block_on(EX.run(smol::future::pending::<()>())));
- }
+ let runtime = tokio::runtime::Runtime::new().unwrap();
- let mut app = Application::new(args, &EX).unwrap();
+ // TODO: use the thread local executor to spawn the application task separately from the work pool
+ runtime.block_on(async move {
+ let mut app = Application::new(args).unwrap();
- // we use the thread local executor to spawn the application task separately from the work pool
- smol::block_on(app.run());
+ app.run().await;
+ });
}
diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs
index 041096d6..49024226 100644
--- a/helix-term/src/ui/editor.rs
+++ b/helix-term/src/ui/editor.rs
@@ -207,7 +207,7 @@ impl EditorView {
});
let style = if is_diagnostic {
- style.clone().add_modifier(Modifier::UNDERLINED)
+ style.add_modifier(Modifier::UNDERLINED)
} else {
style
};
@@ -569,7 +569,6 @@ impl Component for EditorView {
let mut cx = Context {
editor: cxt.editor,
callbacks: cxt.callbacks,
- executor: cx.executor,
scroll: None,
};
let res = completion.handle_event(event, &mut cx);
diff --git a/helix-view/Cargo.toml b/helix-view/Cargo.toml
index a49d440c..2ed58707 100644
--- a/helix-view/Cargo.toml
+++ b/helix-view/Cargo.toml
@@ -21,7 +21,7 @@ crossterm = { version = "0.19", features = ["event-stream"], optional = true }
once_cell = "1.4"
url = "2"
-smol = "1"
+tokio = { version = "1", features = ["full"] }
futures-util = "0.3"
slotmap = "1"
diff --git a/helix-view/src/document.rs b/helix-view/src/document.rs
index 9b6f3cca..8d6144cf 100644
--- a/helix-view/src/document.rs
+++ b/helix-view/src/document.rs
@@ -134,7 +134,7 @@ impl Document {
self.last_saved_revision = self.history.current_revision();
async move {
- use smol::{fs::File, prelude::*};
+ use tokio::{fs::File, io::AsyncWriteExt};
let mut file = File::create(path).await?;
// write all the rope chunks to file
@@ -232,7 +232,9 @@ impl Document {
transaction.changes(),
);
- smol::block_on(notify).expect("failed to emit textDocument/didChange");
+ if let Some(notify) = notify {
+ tokio::spawn(notify);
+ } //.expect("failed to emit textDocument/didChange");
}
}
success
diff --git a/helix-view/src/editor.rs b/helix-view/src/editor.rs
index 0eab4fe7..014364e0 100644
--- a/helix-view/src/editor.rs
+++ b/helix-view/src/editor.rs
@@ -13,7 +13,6 @@ pub struct Editor {
pub count: Option<usize>,
pub theme: Theme,
pub language_servers: helix_lsp::Registry,
- pub executor: &'static smol::Executor<'static>,
}
#[derive(Copy, Clone)]
@@ -24,7 +23,7 @@ pub enum Action {
}
impl Editor {
- pub fn new(executor: &'static smol::Executor<'static>, mut area: tui::layout::Rect) -> Self {
+ pub fn new(mut area: tui::layout::Rect) -> Self {
use helix_core::config_dir;
let config = std::fs::read(config_dir().join("theme.toml"));
// load $HOME/.config/helix/theme.toml, fallback to default config
@@ -44,7 +43,6 @@ impl Editor {
count: None,
theme,
language_servers,
- executor,
}
}
@@ -122,7 +120,7 @@ impl Editor {
let language_server = doc
.language
.as_ref()
- .and_then(|language| self.language_servers.get(language, self.executor));
+ .and_then(|language| self.language_servers.get(language));
if let Some(language_server) = language_server {
doc.set_language_server(Some(language_server.clone()));
@@ -133,7 +131,8 @@ impl Editor {
.map(ToOwned::to_owned)
.unwrap_or_default();
- smol::block_on(language_server.text_document_did_open(
+ let rt = tokio::runtime::Handle::current();
+ rt.block_on(language_server.text_document_did_open(
doc.url().unwrap(),
doc.version(),
doc.text(),
@@ -154,17 +153,18 @@ impl Editor {
let view = self.tree.get(self.tree.focus);
// get around borrowck issues
let language_servers = &mut self.language_servers;
- let executor = self.executor;
let doc = &self.documents[view.doc];
let language_server = doc
.language
.as_ref()
- .and_then(|language| language_servers.get(language, executor));
+ .and_then(|language| language_servers.get(language));
if let Some(language_server) = language_server {
- smol::block_on(language_server.text_document_did_close(doc.identifier())).unwrap();
+ let rt = tokio::runtime::Handle::current();
+ rt.block_on(language_server.text_document_did_close(doc.identifier()))
+ .unwrap();
}
// remove selection