Revert "Support LSP 3.15"

This reverts commit 712700d8e027b108f9c4f8fa9acc2f25e453b6d1.

5 files changed, 5 insertions, 33 deletions

diff --git a/crates/ra_lsp_server/Cargo.toml b/crates/ra_lsp_server/Cargo.toml
index c50cb8031..41672eaff 100644
--- a/crates/ra_lsp_server/Cargo.toml
+++ b/crates/ra_lsp_server/Cargo.toml
@@ -14,7 +14,7 @@ serde_json = "1.0.34"
 serde = { version = "1.0.83", features = ["derive"] }
 crossbeam-channel = "0.4"
 log = "0.4.3"
-lsp-types = { version = "0.63.0", features = ["proposed"] }
+lsp-types = { version = "0.61.0", features = ["proposed"] }
 rustc-hash = "1.0"
 parking_lot = "0.10.0"
 jod-thread = "0.1.0"
diff --git a/crates/ra_lsp_server/src/caps.rs b/crates/ra_lsp_server/src/caps.rs
index 4cb259360..eea0965ed 100644
--- a/crates/ra_lsp_server/src/caps.rs
+++ b/crates/ra_lsp_server/src/caps.rs
@@ -5,7 +5,7 @@ use lsp_types::{
     DocumentOnTypeFormattingOptions, FoldingRangeProviderCapability, GenericCapability,
     ImplementationProviderCapability, RenameOptions, RenameProviderCapability, ServerCapabilities,
     SignatureHelpOptions, TextDocumentSyncCapability, TextDocumentSyncKind,
-    TextDocumentSyncOptions, TypeDefinitionProviderCapability, WorkDoneProgressOptions,
+    TextDocumentSyncOptions, TypeDefinitionProviderCapability,
 };
 
 pub fn server_capabilities() -> ServerCapabilities {
@@ -21,14 +21,10 @@ pub fn server_capabilities() -> ServerCapabilities {
         completion_provider: Some(CompletionOptions {
             resolve_provider: None,
             trigger_characters: Some(vec![":".to_string(), ".".to_string()]),
-            work_done_progress_options: WorkDoneProgressOptions { work_done_progress: None },
         }),
         signature_help_provider: Some(SignatureHelpOptions {
             trigger_characters: Some(vec!["(".to_string(), ",".to_string(), ")".to_string()]),
-            retrigger_characters: None,
-            work_done_progress_options: WorkDoneProgressOptions { work_done_progress: None },
         }),
-        declaration_provider: None,
         definition_provider: Some(true),
         type_definition_provider: Some(TypeDefinitionProviderCapability::Simple(true)),
         implementation_provider: Some(ImplementationProviderCapability::Simple(true)),
@@ -48,7 +44,6 @@ pub fn server_capabilities() -> ServerCapabilities {
         folding_range_provider: Some(FoldingRangeProviderCapability::Simple(true)),
         rename_provider: Some(RenameProviderCapability::Options(RenameOptions {
             prepare_provider: Some(true),
-            work_done_progress_options: WorkDoneProgressOptions { work_done_progress: None },
         })),
         document_link_provider: None,
         color_provider: None,
diff --git a/crates/ra_lsp_server/src/main_loop.rs b/crates/ra_lsp_server/src/main_loop.rs
index 158cac0be..83845f1e0 100644
--- a/crates/ra_lsp_server/src/main_loop.rs
+++ b/crates/ra_lsp_server/src/main_loop.rs
@@ -520,8 +520,7 @@ fn on_notification(
             if let Some(file_id) = state.vfs.write().remove_file_overlay(path.as_path()) {
                 subs.remove_sub(FileId(file_id.0));
             }
-            let params =
-                req::PublishDiagnosticsParams { uri, diagnostics: Vec::new(), version: None };
+            let params = req::PublishDiagnosticsParams { uri, diagnostics: Vec::new() };
             let not = notification_new::<req::PublishDiagnostics>(params);
             msg_sender.send(not.into()).unwrap();
             return Ok(());
diff --git a/crates/ra_lsp_server/src/main_loop/handlers.rs b/crates/ra_lsp_server/src/main_loop/handlers.rs
index 5b64b27cd..409583634 100644
--- a/crates/ra_lsp_server/src/main_loop/handlers.rs
+++ b/crates/ra_lsp_server/src/main_loop/handlers.rs
@@ -648,7 +648,6 @@ pub fn handle_code_action(
             diagnostics: None,
             edit: None,
             command: Some(command),
-            is_preferred: None,
         };
         res.push(action.into());
     }
@@ -671,7 +670,6 @@ pub fn handle_code_action(
             diagnostics: None,
             edit: None,
             command: Some(command),
-            is_preferred: None,
         };
         res.push(action.into());
     }
@@ -830,10 +828,9 @@ pub fn publish_diagnostics(
             source: Some("rust-analyzer".to_string()),
             message: d.message,
             related_information: None,
-            tags: None,
         })
         .collect();
-    Ok(req::PublishDiagnosticsParams { uri, diagnostics, version: None })
+    Ok(req::PublishDiagnosticsParams { uri, diagnostics })
 }
 
 pub fn publish_decorations(
diff --git a/crates/ra_lsp_server/tests/heavy_tests/main.rs b/crates/ra_lsp_server/tests/heavy_tests/main.rs
index dff63a12d..cfbf16ea5 100644
--- a/crates/ra_lsp_server/tests/heavy_tests/main.rs
+++ b/crates/ra_lsp_server/tests/heavy_tests/main.rs
@@ -4,8 +4,7 @@ use std::{collections::HashMap, time::Instant};
 
 use lsp_types::{
     CodeActionContext, DidOpenTextDocumentParams, DocumentFormattingParams, FormattingOptions,
-    PartialResultParams, Position, Range, TextDocumentItem, TextDocumentPositionParams,
-    WorkDoneProgressParams,
+    Position, Range, TextDocumentItem, TextDocumentPositionParams,
 };
 use ra_lsp_server::req::{
     CodeActionParams, CodeActionRequest, Completion, CompletionParams, DidOpenTextDocument,
@@ -49,8 +48,6 @@ use std::collections::Spam;
             Position::new(0, 23),
         ),
         context: None,
-        partial_result_params: PartialResultParams::default(),
-        work_done_progress_params: WorkDoneProgressParams::default(),
     });
     assert!(format!("{}", res).contains("HashMap"));
     eprintln!("completion took {:?}", completion_start.elapsed());
@@ -214,12 +211,8 @@ pub use std::collections::HashMap;
             options: FormattingOptions {
                 tab_size: 4,
                 insert_spaces: false,
-                insert_final_newline: None,
-                trim_final_newlines: None,
-                trim_trailing_whitespace: None,
                 properties: HashMap::new(),
             },
-            work_done_progress_params: WorkDoneProgressParams::default(),
         },
         json!([
             {
@@ -279,11 +272,7 @@ pub use std::collections::HashMap;
                 tab_size: 4,
                 insert_spaces: false,
                 properties: HashMap::new(),
-                insert_final_newline: None,
-                trim_final_newlines: None,
-                trim_trailing_whitespace: None,
             },
-            work_done_progress_params: WorkDoneProgressParams::default(),
         },
         json!([
             {
@@ -336,8 +325,6 @@ fn main() {}
             text_document: server.doc_id("src/lib.rs"),
             range: Range::new(Position::new(0, 4), Position::new(0, 7)),
             context: empty_context(),
-            partial_result_params: PartialResultParams::default(),
-            work_done_progress_params: WorkDoneProgressParams::default(),
         },
         json!([
           {
@@ -369,8 +356,6 @@ fn main() {}
             text_document: server.doc_id("src/lib.rs"),
             range: Range::new(Position::new(2, 4), Position::new(2, 7)),
             context: empty_context(),
-            partial_result_params: PartialResultParams::default(),
-            work_done_progress_params: WorkDoneProgressParams::default(),
         },
         json!([]),
     );
@@ -419,8 +404,6 @@ fn main() {{}}
             text_document: server.doc_id("src/lib.rs"),
             range: Range::new(Position::new(0, 4), Position::new(0, 7)),
             context: empty_context(),
-            partial_result_params: PartialResultParams::default(),
-            work_done_progress_params: WorkDoneProgressParams::default(),
         },
         json!([
           {
@@ -452,8 +435,6 @@ fn main() {{}}
             text_document: server.doc_id("src/lib.rs"),
             range: Range::new(Position::new(2, 4), Position::new(2, 7)),
             context: empty_context(),
-            partial_result_params: PartialResultParams::default(),
-            work_done_progress_params: WorkDoneProgressParams::default(),
         },
         json!([]),
     );