Only rename if there is a single def for every renamed span

Updates rls-analysis to 0.9.

Closes #468

Author: nrc

Cargo.lock

@@ -17,7 +17,7 @@ languageserver-types = "0.14"
 lazy_static = "0.2"
 log = "0.3"
 racer = "2.0.12"
-rls-analysis = "0.8.1"
+rls-analysis = "0.9"
 rls-data = { version = "0.12", features = ["serialize-serde"] }
 rls-rustc = "0.1"
 rls-span = { version = "0.4", features = ["serialize-serde"] }

Cargo.toml

@@ -330,7 +330,7 @@ impl RequestAction for References {
         let span = ctx.convert_pos_to_span(file_path, params.position);
 
         let result = match ctx.analysis
-            .find_all_refs(&span, params.context.include_declaration)
+            .find_all_refs(&span, params.context.include_declaration, false)
         {
             Ok(t) => t,
             _ => vec![],
@@ -424,7 +424,7 @@ impl RequestAction for DocumentHighlight {
         let span = ctx.convert_pos_to_span(file_path, params.position);
 
         let result = ctx.analysis
-            .find_all_refs(&span, true)
+            .find_all_refs(&span, true, false)
             .unwrap_or_else(|_| vec![]);
 
         Ok(
@@ -492,7 +492,7 @@ impl RequestAction for Rename {
             return self.fallback_response();
         }
 
-        let result = unwrap_or_fallback!(analysis.find_all_refs(&span, true));
+        let result = unwrap_or_fallback!(analysis.find_all_refs(&span, true, true));
 
         let mut edits: HashMap<Url, Vec<TextEdit>> = HashMap::new();