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-rw-r--r--helix-view/src/document.rs14
-rw-r--r--helix-view/src/editor.rs35
-rw-r--r--helix-view/src/handlers.rs37
-rw-r--r--helix-view/src/handlers/lsp.rs35
4 files changed, 69 insertions, 52 deletions
diff --git a/helix-view/src/document.rs b/helix-view/src/document.rs
index 93b83da4..388810b1 100644
--- a/helix-view/src/document.rs
+++ b/helix-view/src/document.rs
@@ -115,19 +115,6 @@ pub struct SavePoint {
/// The view this savepoint is associated with
pub view: ViewId,
revert: Mutex<Transaction>,
- pub text: Rope,
-}
-
-impl SavePoint {
- pub fn cursor(&self) -> usize {
- // we always create transactions with selections
- self.revert
- .lock()
- .selection()
- .unwrap()
- .primary()
- .cursor(self.text.slice(..))
- }
}
pub struct Document {
@@ -1404,7 +1391,6 @@ impl Document {
let savepoint = Arc::new(SavePoint {
view: view.id,
revert: Mutex::new(revert),
- text: self.text.clone(),
});
self.savepoints.push(Arc::downgrade(&savepoint));
savepoint
diff --git a/helix-view/src/editor.rs b/helix-view/src/editor.rs
index 44c706d7..dc10a604 100644
--- a/helix-view/src/editor.rs
+++ b/helix-view/src/editor.rs
@@ -31,10 +31,7 @@ use std::{
};
use tokio::{
- sync::{
- mpsc::{unbounded_channel, UnboundedReceiver, UnboundedSender},
- oneshot,
- },
+ sync::mpsc::{unbounded_channel, UnboundedReceiver, UnboundedSender},
time::{sleep, Duration, Instant, Sleep},
};
@@ -244,12 +241,19 @@ pub struct Config {
/// Set a global text_width
pub text_width: usize,
/// Time in milliseconds since last keypress before idle timers trigger.
- /// Used for autocompletion, set to 0 for instant. Defaults to 250ms.
+ /// Used for various UI timeouts. Defaults to 250ms.
#[serde(
serialize_with = "serialize_duration_millis",
deserialize_with = "deserialize_duration_millis"
)]
pub idle_timeout: Duration,
+ /// Time in milliseconds after typing a word character before auto completions
+ /// are shown, set to 5 for instant. Defaults to 250ms.
+ #[serde(
+ serialize_with = "serialize_duration_millis",
+ deserialize_with = "deserialize_duration_millis"
+ )]
+ pub completion_timeout: Duration,
/// Whether to insert the completion suggestion on hover. Defaults to true.
pub preview_completion_insert: bool,
pub completion_trigger_len: u8,
@@ -829,6 +833,7 @@ impl Default for Config {
auto_format: true,
auto_save: false,
idle_timeout: Duration::from_millis(250),
+ completion_timeout: Duration::from_millis(250),
preview_completion_insert: true,
completion_trigger_len: 2,
auto_info: true,
@@ -953,14 +958,6 @@ pub struct Editor {
/// avoid calculating the cursor position multiple
/// times during rendering and should not be set by other functions.
pub cursor_cache: Cell<Option<Option<Position>>>,
- /// When a new completion request is sent to the server old
- /// unfinished request must be dropped. Each completion
- /// request is associated with a channel that cancels
- /// when the channel is dropped. That channel is stored
- /// here. When a new completion request is sent this
- /// field is set and any old requests are automatically
- /// canceled as a result
- pub completion_request_handle: Option<oneshot::Sender<()>>,
pub handlers: Handlers,
}
@@ -989,13 +986,16 @@ enum ThemeAction {
#[derive(Debug, Clone)]
pub enum CompleteAction {
+ Triggered,
+ /// A savepoint of the currently selected completion. The savepoint
+ /// MUST be restored before sending any event to the LSP
+ Selected {
+ savepoint: Arc<SavePoint>,
+ },
Applied {
trigger_offset: usize,
changes: Vec<Change>,
},
- /// A savepoint of the currently selected completion. The savepoint
- /// MUST be restored before sending any event to the LSP
- Selected { savepoint: Arc<SavePoint> },
}
#[derive(Debug, Copy, Clone)]
@@ -1029,6 +1029,7 @@ impl Editor {
theme_loader: Arc<theme::Loader>,
syn_loader: Arc<syntax::Loader>,
config: Arc<dyn DynAccess<Config>>,
+ handlers: Handlers,
) -> Self {
let language_servers = helix_lsp::Registry::new(syn_loader.clone());
let conf = config.load();
@@ -1073,7 +1074,7 @@ impl Editor {
config_events: unbounded_channel(),
needs_redraw: false,
cursor_cache: Cell::new(None),
- completion_request_handle: None,
+ handlers,
}
}
diff --git a/helix-view/src/handlers.rs b/helix-view/src/handlers.rs
index ae3eb545..724e7b19 100644
--- a/helix-view/src/handlers.rs
+++ b/helix-view/src/handlers.rs
@@ -1,12 +1,41 @@
-use std::sync::Arc;
-
use helix_event::send_blocking;
use tokio::sync::mpsc::Sender;
use crate::handlers::lsp::SignatureHelpInvoked;
-use crate::Editor;
+use crate::{DocumentId, Editor, ViewId};
pub mod dap;
pub mod lsp;
-pub struct Handlers {}
+pub struct Handlers {
+ // only public because most of the actual implementation is in helix-term right now :/
+ pub completions: Sender<lsp::CompletionEvent>,
+ pub signature_hints: Sender<lsp::SignatureHelpEvent>,
+}
+
+impl Handlers {
+ /// Manually trigger completion (c-x)
+ pub fn trigger_completions(&self, trigger_pos: usize, doc: DocumentId, view: ViewId) {
+ send_blocking(
+ &self.completions,
+ lsp::CompletionEvent::ManualTrigger {
+ cursor: trigger_pos,
+ doc,
+ view,
+ },
+ );
+ }
+
+ pub fn trigger_signature_help(&self, invocation: SignatureHelpInvoked, editor: &Editor) {
+ let event = match invocation {
+ SignatureHelpInvoked::Automatic => {
+ if !editor.config().lsp.auto_signature_help {
+ return;
+ }
+ lsp::SignatureHelpEvent::Trigger
+ }
+ SignatureHelpInvoked::Manual => lsp::SignatureHelpEvent::Invoked,
+ };
+ send_blocking(&self.signature_hints, event)
+ }
+}
diff --git a/helix-view/src/handlers/lsp.rs b/helix-view/src/handlers/lsp.rs
index 95838564..1dae45dd 100644
--- a/helix-view/src/handlers/lsp.rs
+++ b/helix-view/src/handlers/lsp.rs
@@ -1,26 +1,27 @@
use crate::{DocumentId, ViewId};
-#[derive(Debug, Clone, Copy)]
-pub struct CompletionTrigger {
- /// The char position of the primary cursor when the
- /// completion was triggered
- pub trigger_pos: usize,
- pub doc: DocumentId,
- pub view: ViewId,
- /// Whether the cause of the trigger was an automatic completion (any word
- /// char for words longer than minimum word length).
- /// This is false for trigger chars send by the LS
- pub auto: bool,
-}
-
pub enum CompletionEvent {
/// Auto completion was triggered by typing a word char
- /// or a completion trigger
- Trigger(CompletionTrigger),
+ AutoTrigger {
+ cursor: usize,
+ doc: DocumentId,
+ view: ViewId,
+ },
+ /// Auto completion was triggered by typing a trigger char
+ /// specified by the LSP
+ TriggerChar {
+ cursor: usize,
+ doc: DocumentId,
+ view: ViewId,
+ },
/// A completion was manually requested (c-x)
- Manual,
+ ManualTrigger {
+ cursor: usize,
+ doc: DocumentId,
+ view: ViewId,
+ },
/// Some text was deleted and the cursor is now at `pos`
- DeleteText { pos: usize },
+ DeleteText { cursor: usize },
/// Invalidate the current auto completion trigger
Cancel,
}