From f8f454ab5c19c6e7d91b3a4e6bb63fb9bf5f2673 Mon Sep 17 00:00:00 2001
From: Mikhail Modin <mikhailm1@gmail.com>
Date: Mon, 10 Feb 2020 22:45:38 +0000
Subject: Init implementation of structural search replace

---
 crates/ra_lsp_server/src/main_loop.rs          |  1 +
 crates/ra_lsp_server/src/main_loop/handlers.rs |  5 +++++
 crates/ra_lsp_server/src/req.rs                | 13 +++++++++++++
 3 files changed, 19 insertions(+)

(limited to 'crates/ra_lsp_server/src')

diff --git a/crates/ra_lsp_server/src/main_loop.rs b/crates/ra_lsp_server/src/main_loop.rs
index ceff82fda..061383e28 100644
--- a/crates/ra_lsp_server/src/main_loop.rs
+++ b/crates/ra_lsp_server/src/main_loop.rs
@@ -526,6 +526,7 @@ fn on_request(
         .on::<req::CallHierarchyPrepare>(handlers::handle_call_hierarchy_prepare)?
         .on::<req::CallHierarchyIncomingCalls>(handlers::handle_call_hierarchy_incoming)?
         .on::<req::CallHierarchyOutgoingCalls>(handlers::handle_call_hierarchy_outgoing)?
+        .on::<req::Ssr>(handlers::handle_ssr)?
         .finish();
     Ok(())
 }
diff --git a/crates/ra_lsp_server/src/main_loop/handlers.rs b/crates/ra_lsp_server/src/main_loop/handlers.rs
index 2e598fdcd..72bb48619 100644
--- a/crates/ra_lsp_server/src/main_loop/handlers.rs
+++ b/crates/ra_lsp_server/src/main_loop/handlers.rs
@@ -881,6 +881,11 @@ pub fn handle_document_highlight(
     ))
 }
 
+pub fn handle_ssr(world: WorldSnapshot, params: req::SsrParams) -> Result<req::SourceChange> {
+    let _p = profile("handle_ssr");
+    world.analysis().structural_search_replace(&params.arg)??.try_conv_with(&world)
+}
+
 pub fn publish_diagnostics(world: &WorldSnapshot, file_id: FileId) -> Result<DiagnosticTask> {
     let _p = profile("publish_diagnostics");
     let line_index = world.analysis().file_line_index(file_id)?;
diff --git a/crates/ra_lsp_server/src/req.rs b/crates/ra_lsp_server/src/req.rs
index dc327f53d..7ff7f60b3 100644
--- a/crates/ra_lsp_server/src/req.rs
+++ b/crates/ra_lsp_server/src/req.rs
@@ -206,3 +206,16 @@ pub struct InlayHint {
     pub kind: InlayKind,
     pub label: String,
 }
+
+pub enum Ssr {}
+
+impl Request for Ssr {
+    type Params = SsrParams;
+    type Result = SourceChange;
+    const METHOD: &'static str = "rust-analyzer/ssr";
+}
+
+#[derive(Debug, Deserialize, Serialize)]
+pub struct SsrParams {
+    pub arg: String,
+}
-- 
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