ruff/crates/ruff_python_codegen/src/lib.rs
2023-07-27 09:29:11 +00:00

19 lines
705 B
Rust

mod generator;
mod stylist;
pub use generator::Generator;
use ruff_python_ast::Suite;
use ruff_python_parser::{lexer, Mode, Parse, ParseError};
use ruff_source_file::Locator;
pub use stylist::{Quote, Stylist};
/// Run round-trip source code generation on a given Python code.
pub fn round_trip(code: &str, source_path: &str) -> Result<String, ParseError> {
let locator = Locator::new(code);
let python_ast = Suite::parse(code, source_path)?;
let tokens: Vec<_> = lexer::lex(code, Mode::Module).collect();
let stylist = Stylist::from_tokens(&tokens, &locator);
let mut generator: Generator = (&stylist).into();
generator.unparse_suite(&python_ast);
Ok(generator.generate())
}