Enum rustc_infer::infer::type_variable::TypeVariableOriginKind [−][src]
pub enum TypeVariableOriginKind {
MiscVariable,
NormalizeProjectionType,
TypeInference,
TypeParameterDefinition(Symbol, Option<DefId>),
ClosureSynthetic,
SubstitutionPlaceholder,
AutoDeref,
AdjustmentType,
DivergingFn,
LatticeVariable,
}Expand description
Reasons to create a type inference variable
Variants
One of the upvars or closure kind parameters in a ClosureSubsts
(before it has been determined).
Trait Implementations
Auto Trait Implementations
impl RefUnwindSafe for TypeVariableOriginKindimpl Send for TypeVariableOriginKindimpl Sync for TypeVariableOriginKindimpl Unpin for TypeVariableOriginKindimpl UnwindSafe for TypeVariableOriginKindBlanket Implementations
pub fn allocate_from_iter(
arena: &'a Arena<'tcx>,
iter: impl IntoIterator<Item = T>
) -> &'a mut [T]Mutably borrows from an owned value. Read more
Layout
Note: Most layout information is completely unstable and may be different between compiler versions and platforms. 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: 12 bytes