1 files changed, 61 insertions, 18 deletions

diff --git a/helix-term/src/application.rs b/helix-term/src/application.rs
index 3e0b6d59..c7202feb 100644
--- a/helix-term/src/application.rs
+++ b/helix-term/src/application.rs
@@ -1,8 +1,12 @@
 use helix_core::{merge_toml_values, syntax};
 use helix_lsp::{lsp, util::lsp_pos_to_pos, LspProgressMap};
 use helix_view::{theme, Editor};
+use serde_json::json;
 
-use crate::{args::Args, compositor::Compositor, config::Config, job::Jobs, ui};
+use crate::{
+    args::Args, commands::apply_workspace_edit, compositor::Compositor, config::Config, job::Jobs,
+    ui,
+};
 
 use log::{error, warn};
 
@@ -374,6 +378,7 @@ impl Application {
                         let doc = self.editor.document_by_path_mut(&path);
 
                         if let Some(doc) = doc {
+                            let lang_conf = doc.language_config();
                             let text = doc.text();
 
                             let diagnostics = params
@@ -411,19 +416,31 @@ impl Application {
                                         return None;
                                     };
 
+                                    let severity =
+                                        diagnostic.severity.map(|severity| match severity {
+                                            DiagnosticSeverity::ERROR => Error,
+                                            DiagnosticSeverity::WARNING => Warning,
+                                            DiagnosticSeverity::INFORMATION => Info,
+                                            DiagnosticSeverity::HINT => Hint,
+                                            severity => unreachable!(
+                                                "unrecognized diagnostic severity: {:?}",
+                                                severity
+                                            ),
+                                        });
+
+                                    if let Some(lang_conf) = lang_conf {
+                                        if let Some(severity) = severity {
+                                            if severity < lang_conf.diagnostic_severity {
+                                                return None;
+                                            }
+                                        }
+                                    };
+
                                     Some(Diagnostic {
                                         range: Range { start, end },
                                         line: diagnostic.range.start.line as usize,
                                         message: diagnostic.message,
-                                        severity: diagnostic.severity.map(
-                                            |severity| match severity {
-                                                DiagnosticSeverity::ERROR => Error,
-                                                DiagnosticSeverity::WARNING => Warning,
-                                                DiagnosticSeverity::INFORMATION => Info,
-                                                DiagnosticSeverity::HINT => Hint,
-                                                severity => unimplemented!("{:?}", severity),
-                                            },
-                                        ),
+                                        severity,
                                         // code
                                         // source
                                     })
@@ -530,14 +547,6 @@ impl Application {
             Call::MethodCall(helix_lsp::jsonrpc::MethodCall {
                 method, params, id, ..
             }) => {
-                let language_server = match self.editor.language_servers.get_by_id(server_id) {
-                    Some(language_server) => language_server,
-                    None => {
-                        warn!("can't find language server with id `{}`", server_id);
-                        return;
-                    }
-                };
-
                 let call = match MethodCall::parse(&method, params) {
                     Some(call) => call,
                     None => {
@@ -567,8 +576,42 @@ impl Application {
                         if spinner.is_stopped() {
                             spinner.start();
                         }
+                        let language_server =
+                            match self.editor.language_servers.get_by_id(server_id) {
+                                Some(language_server) => language_server,
+                                None => {
+                                    warn!("can't find language server with id `{}`", server_id);
+                                    return;
+                                }
+                            };
+
                         tokio::spawn(language_server.reply(id, Ok(serde_json::Value::Null)));
                     }
+                    MethodCall::ApplyWorkspaceEdit(params) => {
+                        apply_workspace_edit(
+                            &mut self.editor,
+                            helix_lsp::OffsetEncoding::Utf8,
+                            &params.edit,
+                        );
+
+                        let language_server =
+                            match self.editor.language_servers.get_by_id(server_id) {
+                                Some(language_server) => language_server,
+                                None => {
+                                    warn!("can't find language server with id `{}`", server_id);
+                                    return;
+                                }
+                            };
+
+                        tokio::spawn(language_server.reply(
+                            id,
+                            Ok(json!(lsp::ApplyWorkspaceEditResponse {
+                                applied: true,
+                                failure_reason: None,
+                                failed_change: None,
+                            })),
+                        ));
+                    }
                 }
             }
             e => unreachable!("{:?}", e),