pub struct Externs(BTreeMap<String, ExternEntry>);
Use tree-based collections to cheaply get a deterministic
Do not switch
BTreeSet out for an unsorted container type! That
would break dependency tracking for command-line arguments.
0: BTreeMap<String, ExternEntry>
Auto Trait Implementations§
impl RefUnwindSafe for Externs
impl UnwindSafe for Externs
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: 24 bytes