From 0ca87ad09f5efd5a4841530ad861f0548f0b337d Mon Sep 17 00:00:00 2001
From: Delyan Angelov <delian66@gmail.com>
Date: Fri, 18 Mar 2022 12:52:03 +0200
Subject: [PATCH] parser: fix small performance regression after 1d83ab6b (by
 avoiding needless interpolation in hot paths)

---
 vlib/v/parser/parser.v | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/vlib/v/parser/parser.v b/vlib/v/parser/parser.v
index 2c93a41cc8..b88b1bb905 100644
--- a/vlib/v/parser/parser.v
+++ b/vlib/v/parser/parser.v
@@ -1943,7 +1943,7 @@ pub fn (mut p Parser) parse_ident(language ast.Language) ast.Ident {
 		p.register_auto_import('sync')
 	}
 	mut_pos := p.tok.pos()
-	kind_name := '$p.tok.kind'
+	modifier_kind := p.tok.kind
 	is_mut := p.tok.kind == .key_mut || is_shared || is_atomic
 	if is_mut {
 		p.next()
@@ -1958,7 +1958,7 @@ pub fn (mut p Parser) parse_ident(language ast.Language) ast.Ident {
 	}
 	if p.tok.kind != .name {
 		if is_mut || is_static || is_volatile {
-			p.error_with_pos('the `$kind_name` keyword is invalid here', mut_pos)
+			p.error_with_pos('the `$modifier_kind` keyword is invalid here', mut_pos)
 		} else {
 			p.error('unexpected token `$p.tok.lit`')
 		}