From d04f3604d5b054674720276900ebc35564e2df96 Mon Sep 17 00:00:00 2001
From: Jonas Schievink <jonas.schievink@ferrous-systems.com>
Date: Thu, 9 Jul 2020 15:50:53 +0200
Subject: Correctly pluralize message

---
 crates/ra_hir_ty/src/diagnostics.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'crates/ra_hir_ty')

diff --git a/crates/ra_hir_ty/src/diagnostics.rs b/crates/ra_hir_ty/src/diagnostics.rs
index daac669e6..5b0dda634 100644
--- a/crates/ra_hir_ty/src/diagnostics.rs
+++ b/crates/ra_hir_ty/src/diagnostics.rs
@@ -208,7 +208,8 @@ pub struct MismatchedArgCount {
 
 impl Diagnostic for MismatchedArgCount {
     fn message(&self) -> String {
-        format!("Expected {} arguments, found {}", self.expected, self.found)
+        let s = if self.expected == 1 { "" } else { "s" };
+        format!("Expected {} argument{}, found {}", self.expected, s, self.found)
     }
     fn source(&self) -> InFile<SyntaxNodePtr> {
         InFile { file_id: self.file, value: self.call_expr.clone().into() }
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