Trait proc_macro_error::ResultExt

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pub trait ResultExt {
    type Ok;

    // Required methods
    fn unwrap_or_abort(self) -> Self::Ok;
    fn expect_or_abort(self, msg: &str) -> Self::Ok;
}
Expand description

This traits expands Result<T, Into<Diagnostic>> with some handy shortcuts.

Required Associated Types§

Required Methods§

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fn unwrap_or_abort(self) -> Self::Ok

Behaves like Result::unwrap: if self is Ok yield the contained value, otherwise abort macro execution via abort!.

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fn expect_or_abort(self, msg: &str) -> Self::Ok

Behaves like Result::expect: if self is Ok yield the contained value, otherwise abort macro execution via abort!. If it aborts then resulting error message will be preceded with message.

Implementations on Foreign Types§

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impl<T, E: Into<Diagnostic>> ResultExt for Result<T, E>

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type Ok = T

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fn unwrap_or_abort(self) -> T

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fn expect_or_abort(self, message: &str) -> T

Implementors§