mirror of
https://github.com/facebook/react.git
synced 2025-11-01 09:12:30 +00:00
Joe Savona
43 lines
1.3 KiB
Rust
43 lines
1.3 KiB
Rust
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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mod generated;
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mod generated_extension;
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use generated_extension::{Context, FromHermes};
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use hermes::parser::{HermesParser, ParserDialect, ParserFlags};
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use hermes::utf::utf8_with_surrogates_to_string;
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use juno_support::NullTerminatedBuf;
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use react_diagnostics::Diagnostic;
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use react_estree::Program;
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pub fn parse(source: &str, _file: &str) -> Result<Program, Vec<Diagnostic>> {
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let buf = NullTerminatedBuf::from_str_check(source);
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let result = HermesParser::parse(
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ParserFlags {
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dialect: ParserDialect::TypeScript,
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enable_jsx: true,
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store_doc_block: true,
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strict_mode: true,
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},
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&buf,
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);
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let mut cx = Context::new(&buf);
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if result.has_errors() {
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let error_messages = result.messages();
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return Err(error_messages
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.iter()
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.map(|diag| {
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let message = utf8_with_surrogates_to_string(diag.message.as_slice()).unwrap();
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Diagnostic::invalid_syntax(message, None)
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})
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.collect());
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}
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Ok(FromHermes::convert(&mut cx, result.root().unwrap()))
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}
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