rustc_hir

Module lang_items

source
Expand description

Defines lang items.

Language items are items that represent concepts intrinsic to the language itself. Examples are:

  • Traits that specify “kinds”; e.g., Sync, Send.
  • Traits that represent operators; e.g., Add, Sub, Index.
  • Functions called by the compiler itself.

Macros§

Structs§

  • All of the lang items, defined or not. Defined lang items can come from the current crate or its dependencies.

Enums§

Statics§

Functions§

  • Extracts the first lang = "$name" out of a list of attributes. The #[panic_handler] attribute is also extracted out when found.