src/librustc_typeck/outlives/mod.rs

   1 // Copyright 2013 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 use rustc::hir::def_id::DefId;
  12 use rustc::ty::{self, TyCtxt};
  13 use rustc::ty::maps::Providers;
  14
  15 /// Code to write unit test for outlives.
  16 pub mod test;
  17
  18 pub fn provide(providers: &mut Providers) {
  19     *providers = Providers {
  20         inferred_outlives_of,
  21         ..*providers
  22     };
  23 }
  24
  25 //todo
  26 fn inferred_outlives_of<'a, 'tcx>(_tcx: TyCtxt<'a, 'tcx, 'tcx>, _def_id: DefId)
  27                                   -> Vec<ty::Predicate<'tcx>> {
  28     Vec::new()
  29 }