From 5aba59b2918382ff34abf276c74113b97210f0f5 Mon Sep 17 00:00:00 2001
From: janis <janis@nirgendwo.xyz>
Date: Fri, 3 Oct 2025 19:37:42 +0200
Subject: [PATCH] custom integer with falliblity

---
 crates/parser/src/lib.rs | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/crates/parser/src/lib.rs b/crates/parser/src/lib.rs
index 8ff0f1c..9e5545d 100644
--- a/crates/parser/src/lib.rs
+++ b/crates/parser/src/lib.rs
@@ -389,7 +389,7 @@ fn new_token_input<'a>(input: &'a str) -> TokenInput<'a> {
 
 fn type_parser<'a, E>() -> impl Parser<'a, TokenInput<'a>, Type, E>
 where
-    E: chumsky::extra::ParserExtra<'a, TokenInput<'a>> + 'a,
+    E: chumsky::extra::ParserExtra<'a, TokenInput<'a>, Error = EmptyErr> + 'a,
 {
     let primitives = select! {
         Token::Void => InnerType::Unit,
@@ -408,16 +408,24 @@ where
         Token::I64 => InnerType::Int { signed: true, size: IntSize::Bits(64) },
         Token::ISize => InnerType::Int { signed: true, size: IntSize::Pointer },
     };
+    let u16 = text::int(10)
+        .to_slice()
+        .from_str::<u16>()
+        .try_map(|u, _span| u.map_err(|_| EmptyErr::default()));
 
-    let custom_int_inner = choice((just::<_, _, extra::Default>('u'), just('i')))
-        .then(text::int(10).to_slice().from_str::<u16>().unwrapped())
+    let integral_type = choice((just::<_, _, extra::Default>('u'), just('i')))
+        .then(u16)
         .map(|(sign, size)| InnerType::Int {
             signed: sign == 'i',
             size: IntSize::Bits(size),
         });
 
-    let custom_int =
-        select! {Token::Ident(ident) => ident}.map(move |s| custom_int_inner.parse(s).unwrap());
+    let custom_int = select! {Token::Ident(ident) => ident}.try_map(move |s, _span| {
+        integral_type
+            .parse(s)
+            .into_result()
+            .map_err(|_| EmptyErr::default())
+    });
 
     recursive(|ty| {
         let pointer = just(Token::Star)