makepad/libs/relax/lex/tests/raw_bodies.rs
Admin b22a714840 makepad run: the Rust JIT (libs/relax) and makepad-remote
The JIT that runs makepad apps from source: lexer, front end, type checker,
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warm/cold caches keyed by compiler stamp, provided crates bound late,
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`makepad`, MAKEPAD_RUN_* env, ~/.makepad-run); libs/relax stays the internal
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Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
2026-10-13 12:26:21 +02:00

26 lines
1.3 KiB
Rust

use relax_lex::lexer::{lex, lex_with, register_raw_body, skip_braced, LexOptions, Mode, T};
use relax_lex::tokens::{from_toks, Span};
#[test]
fn registered_raw_bodies_stay_opaque_in_rust_and_expand_in_token_trees() {
register_raw_body(&["opaque"]);
let src = br##"opaque! { r#"}"#; {1} }"##;
let mut toks = Vec::new();
assert!(lex(src, 2021, &mut toks).is_ok());
assert_eq!(toks.iter().map(|t| t.kind).collect::<Vec<_>>(), vec![T::Ident, T::Not, T::OpenBrace, T::RawBody, T::CloseBrace, T::Eof]);
let body = toks[3];
assert_eq!(&src[body.lo as usize..body.hi as usize], br##" r#"}"#; {1} "##);
assert_eq!(skip_braced(src, 8), Some(src.len() - 1));
let ts = from_toks(src, &toks, &|lo, hi| Span { lo, hi, file: 17, ..Span::DUMMY }).unwrap();
assert_eq!(ts.to_string(), "opaque ! { r#\"}\"#; { 1 } }");
for mode in [Mode::Declarative, Mode::Gpu] {
let mut dialect = Vec::new();
lex_with(src, &LexOptions { edition: 2021, mode, trivia: true }, &mut dialect).unwrap();
assert!(!dialect.iter().any(|t| t.kind == T::RawBody));
}
let mut malformed = Vec::new();
assert!(lex(b"opaque! {", 2021, &mut malformed).is_err());
let mut bad_body = Vec::new();
assert!(lex(b"opaque! {`}", 2021, &mut bad_body).is_ok());
assert!(from_toks(b"opaque! {`}", &bad_body, &|_, _| Span::DUMMY).is_err());
}