mirror of
https://github.com/zed-industries/zed.git
synced 2025-01-30 06:05:19 +00:00
8ba2f77148
Co-authored-by: Mikayla <mikayla@zed.dev>
851 lines
26 KiB
Rust
851 lines
26 KiB
Rust
mod buffer;
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mod diagnostic_set;
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mod highlight_map;
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mod outline;
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pub mod proto;
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#[cfg(test)]
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mod tests;
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use anyhow::{anyhow, Context, Result};
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use async_trait::async_trait;
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use client::http::HttpClient;
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use collections::HashMap;
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use futures::{
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future::{BoxFuture, Shared},
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FutureExt, TryFutureExt,
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};
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use gpui::{MutableAppContext, Task};
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use highlight_map::HighlightMap;
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use lazy_static::lazy_static;
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use parking_lot::{Mutex, RwLock};
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use postage::watch;
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use regex::Regex;
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use serde::{de, Deserialize, Deserializer};
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use serde_json::Value;
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use std::{
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any::Any,
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cell::RefCell,
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mem,
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ops::Range,
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path::{Path, PathBuf},
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str,
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sync::Arc,
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};
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use theme::{SyntaxTheme, Theme};
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use tree_sitter::{self, Query};
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use util::ResultExt;
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#[cfg(any(test, feature = "test-support"))]
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use futures::channel::mpsc;
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pub use buffer::Operation;
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pub use buffer::*;
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pub use diagnostic_set::DiagnosticEntry;
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pub use outline::{Outline, OutlineItem};
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pub use tree_sitter::{Parser, Tree};
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thread_local! {
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static PARSER: RefCell<Parser> = RefCell::new(Parser::new());
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}
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lazy_static! {
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pub static ref PLAIN_TEXT: Arc<Language> = Arc::new(Language::new(
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LanguageConfig {
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name: "Plain Text".into(),
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..Default::default()
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},
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None,
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));
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}
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pub trait ToLspPosition {
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fn to_lsp_position(self) -> lsp::Position;
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}
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#[derive(Clone, Debug, PartialEq, Eq, Hash)]
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pub struct LanguageServerName(pub Arc<str>);
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/// Represents a Language Server, with certain cached sync properties.
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/// Uses [`LspAdapter`] under the hood, but calls all 'static' methods
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/// once at startup, and caches the results.
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pub struct CachedLspAdapter {
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pub name: LanguageServerName,
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pub server_args: Vec<String>,
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pub initialization_options: Option<Value>,
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pub disk_based_diagnostic_sources: Vec<String>,
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pub disk_based_diagnostics_progress_token: Option<String>,
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pub language_ids: HashMap<String, String>,
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pub adapter: Box<dyn LspAdapter>,
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}
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impl CachedLspAdapter {
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pub async fn new<T: LspAdapter>(adapter: T) -> Arc<Self> {
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let adapter = Box::new(adapter);
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let name = adapter.name().await;
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let server_args = adapter.server_args().await;
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let initialization_options = adapter.initialization_options().await;
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let disk_based_diagnostic_sources = adapter.disk_based_diagnostic_sources().await;
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let disk_based_diagnostics_progress_token =
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adapter.disk_based_diagnostics_progress_token().await;
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let language_ids = adapter.language_ids().await;
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Arc::new(CachedLspAdapter {
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name,
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server_args,
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initialization_options,
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disk_based_diagnostic_sources,
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disk_based_diagnostics_progress_token,
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language_ids,
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adapter,
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})
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}
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pub async fn fetch_latest_server_version(
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&self,
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http: Arc<dyn HttpClient>,
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) -> Result<Box<dyn 'static + Send + Any>> {
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self.adapter.fetch_latest_server_version(http).await
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}
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pub async fn fetch_server_binary(
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&self,
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version: Box<dyn 'static + Send + Any>,
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http: Arc<dyn HttpClient>,
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container_dir: PathBuf,
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) -> Result<PathBuf> {
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self.adapter
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.fetch_server_binary(version, http, container_dir)
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.await
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}
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pub async fn cached_server_binary(&self, container_dir: PathBuf) -> Option<PathBuf> {
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self.adapter.cached_server_binary(container_dir).await
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}
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pub async fn process_diagnostics(&self, params: &mut lsp::PublishDiagnosticsParams) {
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self.adapter.process_diagnostics(params).await
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}
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pub async fn label_for_completion(
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&self,
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completion_item: &lsp::CompletionItem,
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language: &Language,
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) -> Option<CodeLabel> {
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self.adapter
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.label_for_completion(completion_item, language)
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.await
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}
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pub async fn label_for_symbol(
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&self,
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name: &str,
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kind: lsp::SymbolKind,
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language: &Language,
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) -> Option<CodeLabel> {
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self.adapter.label_for_symbol(name, kind, language).await
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}
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}
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#[async_trait]
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pub trait LspAdapter: 'static + Send + Sync {
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async fn name(&self) -> LanguageServerName;
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async fn fetch_latest_server_version(
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&self,
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http: Arc<dyn HttpClient>,
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) -> Result<Box<dyn 'static + Send + Any>>;
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async fn fetch_server_binary(
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&self,
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version: Box<dyn 'static + Send + Any>,
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http: Arc<dyn HttpClient>,
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container_dir: PathBuf,
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) -> Result<PathBuf>;
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async fn cached_server_binary(&self, container_dir: PathBuf) -> Option<PathBuf>;
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async fn process_diagnostics(&self, _: &mut lsp::PublishDiagnosticsParams) {}
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async fn label_for_completion(
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&self,
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_: &lsp::CompletionItem,
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_: &Language,
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) -> Option<CodeLabel> {
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None
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}
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async fn label_for_symbol(
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&self,
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_: &str,
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_: lsp::SymbolKind,
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_: &Language,
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) -> Option<CodeLabel> {
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None
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}
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async fn server_args(&self) -> Vec<String> {
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Vec::new()
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}
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async fn initialization_options(&self) -> Option<Value> {
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None
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}
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async fn disk_based_diagnostic_sources(&self) -> Vec<String> {
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Default::default()
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}
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async fn disk_based_diagnostics_progress_token(&self) -> Option<String> {
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None
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}
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async fn language_ids(&self) -> HashMap<String, String> {
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Default::default()
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}
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}
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#[derive(Clone, Debug, PartialEq, Eq)]
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pub struct CodeLabel {
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pub text: String,
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pub runs: Vec<(Range<usize>, HighlightId)>,
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pub filter_range: Range<usize>,
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}
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#[derive(Deserialize)]
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pub struct LanguageConfig {
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pub name: Arc<str>,
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pub path_suffixes: Vec<String>,
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pub brackets: Vec<BracketPair>,
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#[serde(default = "auto_indent_using_last_non_empty_line_default")]
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pub auto_indent_using_last_non_empty_line: bool,
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#[serde(default, deserialize_with = "deserialize_regex")]
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pub increase_indent_pattern: Option<Regex>,
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#[serde(default, deserialize_with = "deserialize_regex")]
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pub decrease_indent_pattern: Option<Regex>,
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#[serde(default)]
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pub autoclose_before: String,
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pub line_comment: Option<String>,
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}
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impl Default for LanguageConfig {
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fn default() -> Self {
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Self {
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name: "".into(),
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path_suffixes: Default::default(),
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brackets: Default::default(),
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auto_indent_using_last_non_empty_line: auto_indent_using_last_non_empty_line_default(),
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increase_indent_pattern: Default::default(),
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decrease_indent_pattern: Default::default(),
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autoclose_before: Default::default(),
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line_comment: Default::default(),
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}
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}
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}
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fn auto_indent_using_last_non_empty_line_default() -> bool {
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true
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}
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fn deserialize_regex<'de, D: Deserializer<'de>>(d: D) -> Result<Option<Regex>, D::Error> {
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let source = Option::<String>::deserialize(d)?;
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if let Some(source) = source {
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Ok(Some(regex::Regex::new(&source).map_err(de::Error::custom)?))
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} else {
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Ok(None)
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}
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}
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#[cfg(any(test, feature = "test-support"))]
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pub struct FakeLspAdapter {
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pub name: &'static str,
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pub capabilities: lsp::ServerCapabilities,
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pub initializer: Option<Box<dyn 'static + Send + Sync + Fn(&mut lsp::FakeLanguageServer)>>,
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pub disk_based_diagnostics_progress_token: Option<String>,
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pub disk_based_diagnostics_sources: Vec<String>,
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}
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#[derive(Clone, Debug, Deserialize)]
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pub struct BracketPair {
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pub start: String,
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pub end: String,
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pub close: bool,
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pub newline: bool,
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}
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pub struct Language {
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pub(crate) config: LanguageConfig,
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pub(crate) grammar: Option<Arc<Grammar>>,
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pub(crate) adapter: Option<Arc<CachedLspAdapter>>,
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#[cfg(any(test, feature = "test-support"))]
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fake_adapter: Option<(
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mpsc::UnboundedSender<lsp::FakeLanguageServer>,
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Arc<FakeLspAdapter>,
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)>,
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}
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pub struct Grammar {
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pub(crate) ts_language: tree_sitter::Language,
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pub(crate) highlights_query: Option<Query>,
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pub(crate) brackets_query: Option<Query>,
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pub(crate) indents_query: Option<Query>,
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pub(crate) outline_query: Option<Query>,
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pub(crate) highlight_map: Mutex<HighlightMap>,
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}
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#[derive(Clone)]
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pub enum LanguageServerBinaryStatus {
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CheckingForUpdate,
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Downloading,
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Downloaded,
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Cached,
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Failed { error: String },
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}
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pub struct LanguageRegistry {
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languages: RwLock<Vec<Arc<Language>>>,
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language_server_download_dir: Option<Arc<Path>>,
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lsp_binary_statuses_tx: async_broadcast::Sender<(Arc<Language>, LanguageServerBinaryStatus)>,
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lsp_binary_statuses_rx: async_broadcast::Receiver<(Arc<Language>, LanguageServerBinaryStatus)>,
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login_shell_env_loaded: Shared<Task<()>>,
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#[allow(clippy::type_complexity)]
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lsp_binary_paths: Mutex<
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HashMap<
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LanguageServerName,
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Shared<BoxFuture<'static, Result<PathBuf, Arc<anyhow::Error>>>>,
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>,
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>,
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subscription: RwLock<(watch::Sender<()>, watch::Receiver<()>)>,
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theme: RwLock<Option<Arc<Theme>>>,
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}
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impl LanguageRegistry {
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pub fn new(login_shell_env_loaded: Task<()>) -> Self {
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let (lsp_binary_statuses_tx, lsp_binary_statuses_rx) = async_broadcast::broadcast(16);
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Self {
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language_server_download_dir: None,
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languages: Default::default(),
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lsp_binary_statuses_tx,
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lsp_binary_statuses_rx,
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login_shell_env_loaded: login_shell_env_loaded.shared(),
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lsp_binary_paths: Default::default(),
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subscription: RwLock::new(watch::channel()),
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theme: Default::default(),
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}
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}
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#[cfg(any(test, feature = "test-support"))]
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pub fn test() -> Self {
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Self::new(Task::ready(()))
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}
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pub fn add(&self, language: Arc<Language>) {
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if let Some(theme) = self.theme.read().clone() {
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language.set_theme(&theme.editor.syntax);
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}
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self.languages.write().push(language);
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*self.subscription.write().0.borrow_mut() = ();
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}
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pub fn subscribe(&self) -> watch::Receiver<()> {
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self.subscription.read().1.clone()
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}
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pub fn set_theme(&self, theme: Arc<Theme>) {
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*self.theme.write() = Some(theme.clone());
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for language in self.languages.read().iter() {
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language.set_theme(&theme.editor.syntax);
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}
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}
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pub fn set_language_server_download_dir(&mut self, path: impl Into<Arc<Path>>) {
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self.language_server_download_dir = Some(path.into());
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}
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pub fn get_language(&self, name: &str) -> Option<Arc<Language>> {
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self.languages
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.read()
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.iter()
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.find(|language| language.name().to_lowercase() == name.to_lowercase())
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.cloned()
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}
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pub fn to_vec(&self) -> Vec<Arc<Language>> {
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self.languages.read().iter().cloned().collect()
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}
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pub fn language_names(&self) -> Vec<String> {
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self.languages
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.read()
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.iter()
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.map(|language| language.name().to_string())
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.collect()
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}
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pub fn select_language(&self, path: impl AsRef<Path>) -> Option<Arc<Language>> {
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let path = path.as_ref();
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let filename = path.file_name().and_then(|name| name.to_str());
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let extension = path.extension().and_then(|name| name.to_str());
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let path_suffixes = [extension, filename];
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self.languages
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.read()
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.iter()
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.find(|language| {
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language
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.config
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.path_suffixes
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.iter()
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.any(|suffix| path_suffixes.contains(&Some(suffix.as_str())))
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})
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.cloned()
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}
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pub fn start_language_server(
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self: &Arc<Self>,
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server_id: usize,
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language: Arc<Language>,
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root_path: Arc<Path>,
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http_client: Arc<dyn HttpClient>,
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cx: &mut MutableAppContext,
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) -> Option<Task<Result<lsp::LanguageServer>>> {
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#[cfg(any(test, feature = "test-support"))]
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if language.fake_adapter.is_some() {
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let language = language;
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return Some(cx.spawn(|cx| async move {
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let (servers_tx, fake_adapter) = language.fake_adapter.as_ref().unwrap();
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let (server, mut fake_server) = lsp::LanguageServer::fake(
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fake_adapter.name.to_string(),
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fake_adapter.capabilities.clone(),
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cx.clone(),
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);
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if let Some(initializer) = &fake_adapter.initializer {
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initializer(&mut fake_server);
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}
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let servers_tx = servers_tx.clone();
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cx.background()
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.spawn(async move {
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if fake_server
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.try_receive_notification::<lsp::notification::Initialized>()
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.await
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.is_some()
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{
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servers_tx.unbounded_send(fake_server).ok();
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}
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})
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.detach();
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Ok(server)
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}));
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}
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let download_dir = self
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.language_server_download_dir
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.clone()
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.ok_or_else(|| anyhow!("language server download directory has not been assigned"))
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.log_err()?;
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let this = self.clone();
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let adapter = language.adapter.clone()?;
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let lsp_binary_statuses = self.lsp_binary_statuses_tx.clone();
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let login_shell_env_loaded = self.login_shell_env_loaded.clone();
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Some(cx.spawn(|cx| async move {
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login_shell_env_loaded.await;
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let server_binary_path = this
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.lsp_binary_paths
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.lock()
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.entry(adapter.name.clone())
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.or_insert_with(|| {
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get_server_binary_path(
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adapter.clone(),
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language.clone(),
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http_client,
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download_dir,
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lsp_binary_statuses,
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)
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.map_err(Arc::new)
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.boxed()
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.shared()
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})
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.clone()
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.map_err(|e| anyhow!(e));
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let server_binary_path = server_binary_path.await?;
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let server_args = &adapter.server_args;
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let server = lsp::LanguageServer::new(
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server_id,
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&server_binary_path,
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server_args,
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&root_path,
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cx,
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)?;
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Ok(server)
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}))
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}
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pub fn language_server_binary_statuses(
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&self,
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) -> async_broadcast::Receiver<(Arc<Language>, LanguageServerBinaryStatus)> {
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self.lsp_binary_statuses_rx.clone()
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}
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}
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async fn get_server_binary_path(
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adapter: Arc<CachedLspAdapter>,
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language: Arc<Language>,
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http_client: Arc<dyn HttpClient>,
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download_dir: Arc<Path>,
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statuses: async_broadcast::Sender<(Arc<Language>, LanguageServerBinaryStatus)>,
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) -> Result<PathBuf> {
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let container_dir = download_dir.join(adapter.name.0.as_ref());
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if !container_dir.exists() {
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smol::fs::create_dir_all(&container_dir)
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.await
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.context("failed to create container directory")?;
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}
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let path = fetch_latest_server_binary_path(
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adapter.clone(),
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language.clone(),
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http_client,
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&container_dir,
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statuses.clone(),
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)
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.await;
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if let Err(error) = path.as_ref() {
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if let Some(cached_path) = adapter.cached_server_binary(container_dir).await {
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statuses
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.broadcast((language.clone(), LanguageServerBinaryStatus::Cached))
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.await?;
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return Ok(cached_path);
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} else {
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statuses
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.broadcast((
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language.clone(),
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LanguageServerBinaryStatus::Failed {
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error: format!("{:?}", error),
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},
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))
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.await?;
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}
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}
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path
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}
|
|
|
|
async fn fetch_latest_server_binary_path(
|
|
adapter: Arc<CachedLspAdapter>,
|
|
language: Arc<Language>,
|
|
http_client: Arc<dyn HttpClient>,
|
|
container_dir: &Path,
|
|
lsp_binary_statuses_tx: async_broadcast::Sender<(Arc<Language>, LanguageServerBinaryStatus)>,
|
|
) -> Result<PathBuf> {
|
|
let container_dir: Arc<Path> = container_dir.into();
|
|
lsp_binary_statuses_tx
|
|
.broadcast((
|
|
language.clone(),
|
|
LanguageServerBinaryStatus::CheckingForUpdate,
|
|
))
|
|
.await?;
|
|
let version_info = adapter
|
|
.fetch_latest_server_version(http_client.clone())
|
|
.await?;
|
|
lsp_binary_statuses_tx
|
|
.broadcast((language.clone(), LanguageServerBinaryStatus::Downloading))
|
|
.await?;
|
|
let path = adapter
|
|
.fetch_server_binary(version_info, http_client, container_dir.to_path_buf())
|
|
.await?;
|
|
lsp_binary_statuses_tx
|
|
.broadcast((language.clone(), LanguageServerBinaryStatus::Downloaded))
|
|
.await?;
|
|
Ok(path)
|
|
}
|
|
|
|
impl Language {
|
|
pub fn new(config: LanguageConfig, ts_language: Option<tree_sitter::Language>) -> Self {
|
|
Self {
|
|
config,
|
|
grammar: ts_language.map(|ts_language| {
|
|
Arc::new(Grammar {
|
|
highlights_query: None,
|
|
brackets_query: None,
|
|
indents_query: None,
|
|
outline_query: None,
|
|
ts_language,
|
|
highlight_map: Default::default(),
|
|
})
|
|
}),
|
|
adapter: None,
|
|
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
fake_adapter: None,
|
|
}
|
|
}
|
|
|
|
pub fn lsp_adapter(&self) -> Option<Arc<CachedLspAdapter>> {
|
|
self.adapter.clone()
|
|
}
|
|
|
|
pub fn with_highlights_query(mut self, source: &str) -> Result<Self> {
|
|
let grammar = self.grammar_mut();
|
|
grammar.highlights_query = Some(Query::new(grammar.ts_language, source)?);
|
|
Ok(self)
|
|
}
|
|
|
|
pub fn with_brackets_query(mut self, source: &str) -> Result<Self> {
|
|
let grammar = self.grammar_mut();
|
|
grammar.brackets_query = Some(Query::new(grammar.ts_language, source)?);
|
|
Ok(self)
|
|
}
|
|
|
|
pub fn with_indents_query(mut self, source: &str) -> Result<Self> {
|
|
let grammar = self.grammar_mut();
|
|
grammar.indents_query = Some(Query::new(grammar.ts_language, source)?);
|
|
Ok(self)
|
|
}
|
|
|
|
pub fn with_outline_query(mut self, source: &str) -> Result<Self> {
|
|
let grammar = self.grammar_mut();
|
|
grammar.outline_query = Some(Query::new(grammar.ts_language, source)?);
|
|
Ok(self)
|
|
}
|
|
|
|
fn grammar_mut(&mut self) -> &mut Grammar {
|
|
Arc::get_mut(self.grammar.as_mut().unwrap()).unwrap()
|
|
}
|
|
|
|
pub fn with_lsp_adapter(mut self, lsp_adapter: Arc<CachedLspAdapter>) -> Self {
|
|
self.adapter = Some(lsp_adapter);
|
|
self
|
|
}
|
|
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
pub async fn set_fake_lsp_adapter(
|
|
&mut self,
|
|
fake_lsp_adapter: Arc<FakeLspAdapter>,
|
|
) -> mpsc::UnboundedReceiver<lsp::FakeLanguageServer> {
|
|
let (servers_tx, servers_rx) = mpsc::unbounded();
|
|
self.fake_adapter = Some((servers_tx, fake_lsp_adapter.clone()));
|
|
let adapter = CachedLspAdapter::new(fake_lsp_adapter).await;
|
|
self.adapter = Some(adapter);
|
|
servers_rx
|
|
}
|
|
|
|
pub fn name(&self) -> Arc<str> {
|
|
self.config.name.clone()
|
|
}
|
|
|
|
pub fn line_comment_prefix(&self) -> Option<&str> {
|
|
self.config.line_comment.as_deref()
|
|
}
|
|
|
|
pub async fn disk_based_diagnostic_sources(&self) -> &[String] {
|
|
match self.adapter.as_ref() {
|
|
Some(adapter) => &adapter.disk_based_diagnostic_sources,
|
|
None => &[],
|
|
}
|
|
}
|
|
|
|
pub async fn disk_based_diagnostics_progress_token(&self) -> Option<&str> {
|
|
if let Some(adapter) = self.adapter.as_ref() {
|
|
adapter.disk_based_diagnostics_progress_token.as_deref()
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
|
|
pub async fn process_diagnostics(&self, diagnostics: &mut lsp::PublishDiagnosticsParams) {
|
|
if let Some(processor) = self.adapter.as_ref() {
|
|
processor.process_diagnostics(diagnostics).await;
|
|
}
|
|
}
|
|
|
|
pub async fn label_for_completion(
|
|
&self,
|
|
completion: &lsp::CompletionItem,
|
|
) -> Option<CodeLabel> {
|
|
self.adapter
|
|
.as_ref()?
|
|
.label_for_completion(completion, self)
|
|
.await
|
|
}
|
|
|
|
pub async fn label_for_symbol(&self, name: &str, kind: lsp::SymbolKind) -> Option<CodeLabel> {
|
|
self.adapter
|
|
.as_ref()?
|
|
.label_for_symbol(name, kind, self)
|
|
.await
|
|
}
|
|
|
|
pub fn highlight_text<'a>(
|
|
&'a self,
|
|
text: &'a Rope,
|
|
range: Range<usize>,
|
|
) -> Vec<(Range<usize>, HighlightId)> {
|
|
let mut result = Vec::new();
|
|
if let Some(grammar) = &self.grammar {
|
|
let tree = grammar.parse_text(text, None);
|
|
let mut offset = 0;
|
|
for chunk in BufferChunks::new(text, range, Some(&tree), self.grammar.as_ref(), vec![])
|
|
{
|
|
let end_offset = offset + chunk.text.len();
|
|
if let Some(highlight_id) = chunk.syntax_highlight_id {
|
|
if !highlight_id.is_default() {
|
|
result.push((offset..end_offset, highlight_id));
|
|
}
|
|
}
|
|
offset = end_offset;
|
|
}
|
|
}
|
|
result
|
|
}
|
|
|
|
pub fn brackets(&self) -> &[BracketPair] {
|
|
&self.config.brackets
|
|
}
|
|
|
|
pub fn path_suffixes(&self) -> &[String] {
|
|
&self.config.path_suffixes
|
|
}
|
|
|
|
pub fn should_autoclose_before(&self, c: char) -> bool {
|
|
c.is_whitespace() || self.config.autoclose_before.contains(c)
|
|
}
|
|
|
|
pub fn set_theme(&self, theme: &SyntaxTheme) {
|
|
if let Some(grammar) = self.grammar.as_ref() {
|
|
if let Some(highlights_query) = &grammar.highlights_query {
|
|
*grammar.highlight_map.lock() =
|
|
HighlightMap::new(highlights_query.capture_names(), theme);
|
|
}
|
|
}
|
|
}
|
|
|
|
pub fn grammar(&self) -> Option<&Arc<Grammar>> {
|
|
self.grammar.as_ref()
|
|
}
|
|
}
|
|
|
|
impl Grammar {
|
|
fn parse_text(&self, text: &Rope, old_tree: Option<Tree>) -> Tree {
|
|
PARSER.with(|parser| {
|
|
let mut parser = parser.borrow_mut();
|
|
parser
|
|
.set_language(self.ts_language)
|
|
.expect("incompatible grammar");
|
|
let mut chunks = text.chunks_in_range(0..text.len());
|
|
parser
|
|
.parse_with(
|
|
&mut move |offset, _| {
|
|
chunks.seek(offset);
|
|
chunks.next().unwrap_or("").as_bytes()
|
|
},
|
|
old_tree.as_ref(),
|
|
)
|
|
.unwrap()
|
|
})
|
|
}
|
|
|
|
pub fn highlight_map(&self) -> HighlightMap {
|
|
self.highlight_map.lock().clone()
|
|
}
|
|
|
|
pub fn highlight_id_for_name(&self, name: &str) -> Option<HighlightId> {
|
|
let capture_id = self
|
|
.highlights_query
|
|
.as_ref()?
|
|
.capture_index_for_name(name)?;
|
|
Some(self.highlight_map.lock().get(capture_id))
|
|
}
|
|
}
|
|
|
|
impl CodeLabel {
|
|
pub fn plain(text: String, filter_text: Option<&str>) -> Self {
|
|
let mut result = Self {
|
|
runs: Vec::new(),
|
|
filter_range: 0..text.len(),
|
|
text,
|
|
};
|
|
if let Some(filter_text) = filter_text {
|
|
if let Some(ix) = result.text.find(filter_text) {
|
|
result.filter_range = ix..ix + filter_text.len();
|
|
}
|
|
}
|
|
result
|
|
}
|
|
}
|
|
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
impl Default for FakeLspAdapter {
|
|
fn default() -> Self {
|
|
Self {
|
|
name: "the-fake-language-server",
|
|
capabilities: lsp::LanguageServer::full_capabilities(),
|
|
initializer: None,
|
|
disk_based_diagnostics_progress_token: None,
|
|
disk_based_diagnostics_sources: Vec::new(),
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
#[async_trait]
|
|
impl LspAdapter for Arc<FakeLspAdapter> {
|
|
async fn name(&self) -> LanguageServerName {
|
|
LanguageServerName(self.name.into())
|
|
}
|
|
|
|
async fn fetch_latest_server_version(
|
|
&self,
|
|
_: Arc<dyn HttpClient>,
|
|
) -> Result<Box<dyn 'static + Send + Any>> {
|
|
unreachable!();
|
|
}
|
|
|
|
async fn fetch_server_binary(
|
|
&self,
|
|
_: Box<dyn 'static + Send + Any>,
|
|
_: Arc<dyn HttpClient>,
|
|
_: PathBuf,
|
|
) -> Result<PathBuf> {
|
|
unreachable!();
|
|
}
|
|
|
|
async fn cached_server_binary(&self, _: PathBuf) -> Option<PathBuf> {
|
|
unreachable!();
|
|
}
|
|
|
|
async fn process_diagnostics(&self, _: &mut lsp::PublishDiagnosticsParams) {}
|
|
|
|
async fn disk_based_diagnostic_sources(&self) -> Vec<String> {
|
|
self.disk_based_diagnostics_sources.clone()
|
|
}
|
|
|
|
async fn disk_based_diagnostics_progress_token(&self) -> Option<String> {
|
|
self.disk_based_diagnostics_progress_token.clone()
|
|
}
|
|
}
|
|
|
|
pub fn point_to_lsp(point: PointUtf16) -> lsp::Position {
|
|
lsp::Position::new(point.row, point.column)
|
|
}
|
|
|
|
pub fn point_from_lsp(point: lsp::Position) -> PointUtf16 {
|
|
PointUtf16::new(point.line, point.character)
|
|
}
|
|
|
|
pub fn range_to_lsp(range: Range<PointUtf16>) -> lsp::Range {
|
|
lsp::Range {
|
|
start: point_to_lsp(range.start),
|
|
end: point_to_lsp(range.end),
|
|
}
|
|
}
|
|
|
|
pub fn range_from_lsp(range: lsp::Range) -> Range<PointUtf16> {
|
|
let mut start = point_from_lsp(range.start);
|
|
let mut end = point_from_lsp(range.end);
|
|
if start > end {
|
|
mem::swap(&mut start, &mut end);
|
|
}
|
|
start..end
|
|
}
|