Callbacks in rustc_driver - Rust (original) (raw)

pub trait Callbacks {
    // Provided methods
    fn config(&mut self, _config: &mut Config) { ... }
    fn after_crate_root_parsing(
        &mut self,
        _compiler: &Compiler,
        _krate: &mut Crate,
    ) -> Compilation { ... }
    fn after_expansion<'tcx>(
        &mut self,
        _compiler: &Compiler,
        _tcx: TyCtxt<'tcx>,
    ) -> Compilation { ... }
    fn after_analysis<'tcx>(
        &mut self,
        _compiler: &Compiler,
        _tcx: TyCtxt<'tcx>,
    ) -> Compilation { ... }
}

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Called before creating the compiler instance

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Called after parsing the crate root. Submodules are not yet parsed when this callback is called. Return value instructs the compiler whether to continue the compilation afterwards (defaults to Compilation::Continue)

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Called after expansion. Return value instructs the compiler whether to continue the compilation afterwards (defaults to Compilation::Continue)

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Called after analysis. Return value instructs the compiler whether to continue the compilation afterwards (defaults to Compilation::Continue)

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