From d4fbad1db221e780586d1849720e5bb6d70e982c Mon Sep 17 00:00:00 2001
From: René Kijewski <kijewski@library.vetmed.fu-berlin.de>
Date: Fri, 21 Jul 2023 14:35:35 +0200
Subject: Optimize parsing boolean literals, too

---
 askama_parser/src/expr.rs | 14 +++++---------
 1 file changed, 5 insertions(+), 9 deletions(-)

(limited to 'askama_parser/src')

diff --git a/askama_parser/src/expr.rs b/askama_parser/src/expr.rs
index 248bc19..ca1dc9b 100644
--- a/askama_parser/src/expr.rs
+++ b/askama_parser/src/expr.rs
@@ -10,8 +10,7 @@ use nom::sequence::{pair, preceded, terminated, tuple};
 use nom::{error_position, IResult};
 
 use super::{
-    bool_lit, char_lit, identifier, not_ws, num_lit, path_or_identifier, str_lit, ws,
-    PathOrIdentifier,
+    char_lit, identifier, not_ws, num_lit, path_or_identifier, str_lit, ws, PathOrIdentifier,
 };
 
 macro_rules! expr_prec_layer {
@@ -140,11 +139,10 @@ impl<'a> Expr<'a> {
 
     fn single(i: &'a str) -> IResult<&'a str, Self> {
         alt((
-            Self::bool,
             Self::num,
             Self::str,
             Self::char,
-            Self::path_or_var,
+            Self::path_var_bool,
             Self::array,
             Self::group,
         ))(i)
@@ -188,9 +186,11 @@ impl<'a> Expr<'a> {
         )(i)
     }
 
-    fn path_or_var(i: &'a str) -> IResult<&'a str, Self> {
+    fn path_var_bool(i: &'a str) -> IResult<&'a str, Self> {
         map(path_or_identifier, |v| match v {
             PathOrIdentifier::Path(v) => Self::Path(v),
+            PathOrIdentifier::Identifier(v @ "true") => Self::BoolLit(v),
+            PathOrIdentifier::Identifier(v @ "false") => Self::BoolLit(v),
             PathOrIdentifier::Identifier(v) => Self::Var(v),
         })(i)
     }
@@ -206,10 +206,6 @@ impl<'a> Expr<'a> {
     fn char(i: &'a str) -> IResult<&'a str, Self> {
         map(char_lit, Self::CharLit)(i)
     }
-
-    fn bool(i: &'a str) -> IResult<&'a str, Self> {
-        map(bool_lit, Self::BoolLit)(i)
-    }
 }
 
 enum Suffix<'a> {
-- 
cgit