replace not function with method

1 files changed, 4 insertions, 8 deletions

diff --git a/src/lib.rs b/src/lib.rs
index 63dd7eb..cdc5d0f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -188,6 +188,10 @@ pub trait Parser<I: Input>: Sized {
     fn opt(self) -> impl Parser<I, Output = Option<Self::Output>> {
         Opt { parser: self }
     }
+
+    fn not(self) -> impl Parser<I, Output = ()> {
+        Not { parser: self }
+    }
 }
 
 impl<I, O, F> Parser<I> for F
@@ -660,14 +664,6 @@ where
     }
 }
 
-pub fn not<I, P>(parser: P) -> impl Parser<I, Output = ()>
-where
-    I: Input,
-    P: Parser<I>,
-{
-    Not { parser }
-}
-
 struct Opt<P> {
     parser: P,
 }