From 5db663d61fb8b006e3b84ef3bcc9cddbe94e5f49 Mon Sep 17 00:00:00 2001
From: Alan Du <alanhdu@gmail.com>
Date: Tue, 16 Oct 2018 11:45:10 -0400
Subject: Clippy lint:  single-character string constant

---
 crates/ra_analysis/src/imp.rs                  | 2 +-
 crates/ra_editor/src/extend_selection.rs       | 2 +-
 crates/ra_lsp_server/src/main_loop/handlers.rs | 4 ++--
 crates/tools/src/lib.rs                        | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/crates/ra_analysis/src/imp.rs b/crates/ra_analysis/src/imp.rs
index f1403cb5d..9b0d935af 100644
--- a/crates/ra_analysis/src/imp.rs
+++ b/crates/ra_analysis/src/imp.rs
@@ -388,7 +388,7 @@ impl AnalysisImpl {
                                     .text()
                                     .slice(range_search)
                                     .to_string()
-                                    .matches(",")
+                                    .matches(',')
                                     .count();
 
                                 // If we have a method call eat the first param since it's just self.
diff --git a/crates/ra_editor/src/extend_selection.rs b/crates/ra_editor/src/extend_selection.rs
index 9ee1df281..9d8df25c3 100644
--- a/crates/ra_editor/src/extend_selection.rs
+++ b/crates/ra_editor/src/extend_selection.rs
@@ -63,7 +63,7 @@ fn extend_ws(root: SyntaxNodeRef, ws: SyntaxNodeRef, offset: TextUnit) -> TextRa
     let prefix = TextRange::from_to(ws.range().start(), offset) - ws.range().start();
     let ws_suffix = &ws_text.as_str()[suffix];
     let ws_prefix = &ws_text.as_str()[prefix];
-    if ws_text.contains("\n") && !ws_suffix.contains("\n") {
+    if ws_text.contains('\n') && !ws_suffix.contains('\n') {
         if let Some(node) = ws.next_sibling() {
             let start = match ws_prefix.rfind('\n') {
                 Some(idx) => ws.range().start() + TextUnit::from((idx + 1) as u32),
diff --git a/crates/ra_lsp_server/src/main_loop/handlers.rs b/crates/ra_lsp_server/src/main_loop/handlers.rs
index c25b63852..49bd7895a 100644
--- a/crates/ra_lsp_server/src/main_loop/handlers.rs
+++ b/crates/ra_lsp_server/src/main_loop/handlers.rs
@@ -160,8 +160,8 @@ pub fn handle_workspace_symbol(
     params: req::WorkspaceSymbolParams,
     token: JobToken,
 ) -> Result<Option<Vec<SymbolInformation>>> {
-    let all_symbols = params.query.contains("#");
-    let libs = params.query.contains("*");
+    let all_symbols = params.query.contains('#');
+    let libs = params.query.contains('*');
     let query = {
         let query: String = params
             .query
diff --git a/crates/tools/src/lib.rs b/crates/tools/src/lib.rs
index 444745be5..7c5410d3c 100644
--- a/crates/tools/src/lib.rs
+++ b/crates/tools/src/lib.rs
@@ -50,7 +50,7 @@ pub fn collect_tests(s: &str) -> Vec<(usize, Test)> {
             block.map(|(_, line)| line).chain(::std::iter::once("")),
             "\n",
         );
-        assert!(!text.trim().is_empty() && text.ends_with("\n"));
+        assert!(!text.trim().is_empty() && text.ends_with('\n'));
         res.push((start_line, Test { name, text }))
     }
     res
-- 
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