Enum rustc_const_eval::interpret::LitToConstError

source · [−]
pub enum LitToConstError {
    TypeError,
    Reported,
}
Expand description

Error type for tcx.lit_to_const.

Variants

TypeError

The literal’s inferred type did not match the expected ty in the input. This is used for graceful error handling (delay_span_bug) in type checking (Const::from_anon_const).

Reported

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Gets the TypeId of self. Read more
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more

Returns the argument unchanged.

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

The resulting type after obtaining ownership.
Creates owned data from borrowed data, usually by cloning. Read more
Uses borrowed data to replace owned data, usually by cloning. Read more
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.

Size: 1 byte

Size for each variant:

  • TypeError: 0 bytes
  • Reported: 0 bytes