From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- third_party/rust/naga/src/front/wgsl/mod.rs | 49 +++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 third_party/rust/naga/src/front/wgsl/mod.rs (limited to 'third_party/rust/naga/src/front/wgsl/mod.rs') diff --git a/third_party/rust/naga/src/front/wgsl/mod.rs b/third_party/rust/naga/src/front/wgsl/mod.rs new file mode 100644 index 0000000000..b6151fe1c0 --- /dev/null +++ b/third_party/rust/naga/src/front/wgsl/mod.rs @@ -0,0 +1,49 @@ +/*! +Frontend for [WGSL][wgsl] (WebGPU Shading Language). + +[wgsl]: https://gpuweb.github.io/gpuweb/wgsl.html +*/ + +mod error; +mod index; +mod lower; +mod parse; +#[cfg(test)] +mod tests; +mod to_wgsl; + +use crate::front::wgsl::error::Error; +use crate::front::wgsl::parse::Parser; +use thiserror::Error; + +pub use crate::front::wgsl::error::ParseError; +use crate::front::wgsl::lower::Lowerer; +use crate::Scalar; + +pub struct Frontend { + parser: Parser, +} + +impl Frontend { + pub const fn new() -> Self { + Self { + parser: Parser::new(), + } + } + + pub fn parse(&mut self, source: &str) -> Result { + self.inner(source).map_err(|x| x.as_parse_error(source)) + } + + fn inner<'a>(&mut self, source: &'a str) -> Result> { + let tu = self.parser.parse(source)?; + let index = index::Index::generate(&tu)?; + let module = Lowerer::new(&index).lower(&tu)?; + + Ok(module) + } +} + +pub fn parse_str(source: &str) -> Result { + Frontend::new().parse(source) +} -- cgit v1.2.3