From 395b13daf6dd6da0204302d344caa710ea891d62 Mon Sep 17 00:00:00 2001
From: Titus Wormer <tituswormer@gmail.com>
Date: Fri, 12 Aug 2022 19:04:31 +0200
Subject: Refactor to attempt less if never needed

---
 src/construct/blank_line.rs | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'src/construct/blank_line.rs')

diff --git a/src/construct/blank_line.rs b/src/construct/blank_line.rs
index 81b58fc..7f1d023 100644
--- a/src/construct/blank_line.rs
+++ b/src/construct/blank_line.rs
@@ -47,12 +47,12 @@ use crate::tokenizer::Tokenizer;
 ///     ^
 /// ```
 pub fn start(tokenizer: &mut Tokenizer) -> State {
-    tokenizer.attempt(
-        State::Next(StateName::BlankLineAfter),
-        State::Next(StateName::BlankLineAfter),
-    );
-
-    State::Retry(space_or_tab(tokenizer))
+    if matches!(tokenizer.current, Some(b'\t' | b' ')) {
+        tokenizer.attempt(State::Next(StateName::BlankLineAfter), State::Nok);
+        State::Retry(space_or_tab(tokenizer))
+    } else {
+        State::Retry(StateName::BlankLineAfter)
+    }
 }
 
 /// At eof/eol, after optional whitespace.
-- 
cgit