src/tools/clippy/tests/ui-internal/interning_defined_symbol.fixed

   1 // run-rustfix
   2 #![deny(clippy::internal)]
   3 #![allow(clippy::missing_clippy_version_attribute, clippy::let_unit_value)]
   4 #![feature(rustc_private)]
   5
   6 extern crate rustc_span;
   7
   8 use rustc_span::symbol::Symbol;
   9
  10 macro_rules! sym {
  11     ($tt:tt) => {
  12         rustc_span::symbol::Symbol::intern(stringify!($tt))
  13     };
  14 }
  15
  16 fn main() {
  17     // Direct use of Symbol::intern
  18     let _ = rustc_span::sym::f32;
  19
  20     // Using a sym macro
  21     let _ = rustc_span::sym::f32;
  22
  23     // Correct suggestion when symbol isn't stringified constant name
  24     let _ = rustc_span::sym::proc_dash_macro;
  25
  26     // interning a keyword
  27     let _ = rustc_span::symbol::kw::SelfLower;
  28
  29     // Interning a symbol that is not defined
  30     let _ = Symbol::intern("xyz123");
  31     let _ = sym!(xyz123);
  32
  33     // Using a different `intern` function
  34     let _ = intern("f32");
  35 }
  36
  37 fn intern(_: &str) {}