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22 lines
763 B
Rust
22 lines
763 B
Rust
mod generator;
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mod indexer;
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mod locator;
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mod stylist;
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pub use generator::Generator;
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pub use indexer::Indexer;
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pub use locator::Locator;
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use rustpython_parser as parser;
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use rustpython_parser::{lexer, Mode, ParseError};
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pub use stylist::{LineEnding, Stylist};
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/// Run round-trip source code generation on a given Python code.
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pub fn round_trip(code: &str, source_path: &str) -> Result<String, ParseError> {
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let locator = Locator::new(code);
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let python_ast = parser::parse_program(code, source_path)?;
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let tokens: Vec<_> = lexer::lex(code, Mode::Module).collect();
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let stylist = Stylist::from_tokens(&tokens, &locator);
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let mut generator: Generator = (&stylist).into();
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generator.unparse_suite(&python_ast);
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Ok(generator.generate())
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}
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