rustc_index::idx

Trait Idx

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pub trait Idx:
    Copy
    + 'static
    + Eq
    + PartialEq
    + Debug
    + Hash {
    // Required methods
    fn new(idx: usize) -> Self;
    fn index(self) -> usize;

    // Provided methods
    fn increment_by(&mut self, amount: usize) { ... }
    fn plus(self, amount: usize) -> Self { ... }
}
Expand description

Represents some newtyped usize wrapper.

Purpose: avoid mixing indexes for different bitvector domains.

Required Methods§

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fn new(idx: usize) -> Self

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fn index(self) -> usize

Provided Methods§

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fn increment_by(&mut self, amount: usize)

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fn plus(self, amount: usize) -> Self

Dyn Compatibility§

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementations on Foreign Types§

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impl Idx for u32

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fn new(idx: usize) -> Self

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fn index(self) -> usize

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impl Idx for usize

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fn new(idx: usize) -> Self

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fn index(self) -> usize

Implementors§