301 lines
8.3 KiB
Rust
301 lines
8.3 KiB
Rust
use crate::sources::*;
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use crate::completion::keyword::*;
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use flexi_logger::LoggerHandle;
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#[allow(unused)]
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use log::{debug, info, warn};
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use once_cell::sync::OnceCell;
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use serde::{Deserialize, Serialize};
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use std::string::ToString;
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use std::sync::{Arc, Mutex, RwLock};
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use tower_lsp::jsonrpc::Result;
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use tower_lsp::lsp_types::*;
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use tower_lsp::{Client, LanguageServer};
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pub static GLOBAL_BACKEND: OnceCell<Arc<Backend>> = OnceCell::new();
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pub struct LSPServer {
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pub srcs: Sources,
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pub key_comps: Vec<CompletionItem>,
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pub sys_tasks: Vec<CompletionItem>,
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pub directives: Vec<CompletionItem>,
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pub conf: RwLock<ProjectConfig>,
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#[allow(unused)]
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pub log_handle: Mutex<Option<LoggerHandle>>,
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}
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impl LSPServer {
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pub fn new(log_handle: Option<LoggerHandle>) -> LSPServer {
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LSPServer {
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srcs: Sources::new(),
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key_comps: keyword_completions(KEYWORDS),
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sys_tasks: other_completions(SYS_TASKS),
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directives: other_completions(DIRECTIVES),
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conf: RwLock::new(ProjectConfig::default()),
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log_handle: Mutex::new(log_handle),
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}
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}
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}
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pub struct Backend {
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pub client: Client,
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pub server: LSPServer
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}
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impl Backend {
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pub fn new(client: Client, log_handle: LoggerHandle) -> Backend {
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Backend {
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client,
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server: LSPServer::new(Some(log_handle)),
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}
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}
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}
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#[derive(strum_macros::Display, Debug, Serialize, Deserialize)]
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pub enum LogLevel {
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#[strum(serialize = "error")]
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Error,
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#[strum(serialize = "warn")]
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Warn,
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#[strum(serialize = "info")]
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Info,
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#[strum(serialize = "debug")]
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Debug,
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#[strum(serialize = "trace")]
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Trace,
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}
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#[derive(Debug, Serialize, Deserialize)]
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#[serde(default)]
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pub struct ProjectConfig {
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// if true, recursively search the working directory for files to run diagnostics on
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pub auto_search_workdir: bool,
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// list of directories with header files
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pub include_dirs: Vec<String>,
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// list of directories to recursively search for SystemVerilog/Verilog sources
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pub source_dirs: Vec<String>,
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// config options for verible tools
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pub verible: Verible,
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// config options for verilator tools
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pub verilator: Verilator,
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// log level
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pub log_level: LogLevel,
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}
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impl Default for ProjectConfig {
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fn default() -> Self {
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ProjectConfig {
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auto_search_workdir: true,
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include_dirs: Vec::new(),
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source_dirs: Vec::new(),
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verible: Verible::default(),
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verilator: Verilator::default(),
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log_level: LogLevel::Info,
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}
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}
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}
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#[derive(Default, Debug, Serialize, Deserialize)]
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#[serde(default)]
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pub struct Verible {
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pub syntax: VeribleSyntax,
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pub format: VeribleFormat,
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}
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#[derive(Debug, Serialize, Deserialize)]
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#[serde(default)]
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pub struct VeribleSyntax {
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pub enabled: bool,
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pub path: String,
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pub args: Vec<String>,
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}
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impl Default for VeribleSyntax {
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fn default() -> Self {
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Self {
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enabled: true,
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path: "verible-verilog-syntax".to_string(),
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args: Vec::new(),
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}
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}
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}
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#[derive(Debug, Default, Serialize, Deserialize)]
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#[serde(default)]
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pub struct Verilator {
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pub syntax: VerilatorSyntax,
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}
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#[derive(Debug, Serialize, Deserialize)]
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#[serde(default)]
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pub struct VerilatorSyntax {
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pub enabled: bool,
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pub path: String,
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pub args: Vec<String>,
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}
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impl Default for VerilatorSyntax {
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fn default() -> Self {
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Self {
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enabled: true,
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path: "verilator".to_string(),
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args: vec![
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"--lint-only".to_string(),
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"--sv".to_string(),
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"-Wall".to_string(),
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],
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}
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}
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}
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#[derive(Debug, Serialize, Deserialize)]
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#[serde(default)]
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pub struct VeribleFormat {
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pub enabled: bool,
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pub path: String,
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pub args: Vec<String>,
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}
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impl Default for VeribleFormat {
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fn default() -> Self {
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Self {
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enabled: true,
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path: "verible-verilog-format".to_string(),
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args: Vec::new(),
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}
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}
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}
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#[tower_lsp::async_trait]
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impl LanguageServer for Backend {
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async fn initialize(&self, _: InitializeParams) -> Result<InitializeResult> {
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self.server.srcs.init();
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// 申明 LSP 的基本信息和提供的能力
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let server_info = Some(ServerInfo {
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name: "Digital IDE 专用 LSP 后端服务器".to_string(),
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version: Some("0.4.0".to_string())
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});
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let text_document_sync = TextDocumentSyncCapability::Options(
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TextDocumentSyncOptions {
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open_close: Some(true),
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change: Some(TextDocumentSyncKind::INCREMENTAL),
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will_save: None,
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will_save_wait_until: None,
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save: Some(TextDocumentSyncSaveOptions::SaveOptions(SaveOptions {
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include_text: None,
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})),
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}
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);
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let completion_provider = CompletionOptions {
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resolve_provider: Some(false),
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trigger_characters: Some(vec![
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".".to_string(),
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"$".to_string(),
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"`".to_string(),
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]),
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work_done_progress_options: WorkDoneProgressOptions {
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work_done_progress: None,
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},
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all_commit_characters: None,
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// TODO: 检查这里的选项
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completion_item: None,
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};
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let capabilities = ServerCapabilities {
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text_document_sync: Some(text_document_sync),
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completion_provider: Some(completion_provider),
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definition_provider: Some(OneOf::Left(true)),
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hover_provider: Some(HoverProviderCapability::Simple(true)),
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document_symbol_provider: Some(OneOf::Left(true)),
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document_highlight_provider: Some(OneOf::Left(true)),
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..ServerCapabilities::default()
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};
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Ok(InitializeResult { server_info, capabilities })
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}
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async fn initialized(&self, _: InitializedParams) {
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self.client
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.log_message(MessageType::INFO, "digital lsp initialized!")
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.await;
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// self.client.send_notification::<StringNotification>(StringNotification { content: "hello from lsp server".to_string() }).await;
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}
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async fn shutdown(&self) -> Result<()> {
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Ok(())
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}
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async fn did_open(&self, params: DidOpenTextDocumentParams) {
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let diagnostics = self.server.did_open(params);
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self.client
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.publish_diagnostics(
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diagnostics.uri,
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diagnostics.diagnostics,
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diagnostics.version,
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)
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.await;
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}
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async fn did_change(&self, params: DidChangeTextDocumentParams) {
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self.server.did_change(params);
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}
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async fn did_save(&self, params: DidSaveTextDocumentParams) {
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let diagnostics = self.server.did_save(params);
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self.client
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.publish_diagnostics(
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diagnostics.uri,
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diagnostics.diagnostics,
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diagnostics.version,
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)
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.await;
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}
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async fn completion(&self, params: CompletionParams) -> Result<Option<CompletionResponse>> {
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Ok(self.server.completion(params))
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}
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async fn goto_definition(
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&self,
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params: GotoDefinitionParams,
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) -> Result<Option<GotoDefinitionResponse>> {
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Ok(self.server.goto_definition(params))
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}
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async fn hover(&self, params: HoverParams) -> Result<Option<Hover>> {
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Ok(self.server.hover(params))
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}
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async fn document_symbol(
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&self,
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params: DocumentSymbolParams,
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) -> Result<Option<DocumentSymbolResponse>> {
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Ok(self.server.document_symbol(params))
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}
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async fn formatting(&self, params: DocumentFormattingParams) -> Result<Option<Vec<TextEdit>>> {
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Ok(self.server.formatting(params))
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}
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async fn range_formatting(
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&self,
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params: DocumentRangeFormattingParams,
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) -> Result<Option<Vec<TextEdit>>> {
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Ok(self.server.range_formatting(params))
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}
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async fn document_highlight(
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&self,
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params: DocumentHighlightParams,
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) -> Result<Option<Vec<DocumentHighlight>>> {
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Ok(self.server.document_highlight(params))
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}
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}
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