remove dependency on winnow

Cargo.lock

@@ -56,19 +56,12 @@ dependencies = [
  "logos-codegen",
 ]
 
-[[package]]
-name = "memchr"
-version = "2.6.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f665ee40bc4a3c5590afb1e9677db74a508659dfd71e126420da8274909a0167"
-
 [[package]]
 name = "pipeline-lang"
 version = "0.1.0"
 dependencies = [
  "codespan-reporting",
  "logos",
- "winnow",
 ]
 
 [[package]]
@@ -157,12 +150,3 @@ name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
-
-[[package]]
-name = "winnow"
-version = "0.5.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "829846f3e3db426d4cee4510841b71a8e58aa2a76b1132579487ae430ccd9c7b"
-dependencies = [
- "memchr",
-]

Cargo.toml

@@ -6,6 +6,5 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-winnow = "0.5"
 logos = "0.13"
 codespan-reporting = "0.11"

src/main.rs

@@ -8,7 +8,6 @@ use crate::syntax::check::check;
 
 mod lexer;
 mod syntax;
-mod utils;
 
 fn main() {
     let mut files = SimpleFiles::new();

src/utils.rs

@@ -1,13 +0,0 @@
-use winnow::ascii::space0;
-// from https://docs.rs/winnow/latest/winnow/_topic/language/index.html#whitespace
-use winnow::prelude::*;
-use winnow::{ascii::multispace0, combinator::delimited, error::ParserError};
-
-/// A combinator that takes a parser `inner` and produces a parser that also consumes both leading and
-/// trailing whitespace, returning the output of `inner`.
-pub fn ws<'a, F, O, E: ParserError<&'a str>>(inner: F) -> impl Parser<&'a str, O, E>
-where
-    F: Parser<&'a str, O, E>,
-{
-    delimited(space0, inner, space0)
-}