lean4-htt/library/init/instances.lean
Sebastian Ullrich fd2c42a8bf chore(library, tests): switch to new attribute declaration syntax
sed -Ei 's/^(\s*)((private |protected )?(noncomputable )?(abbreviation|definition|meta_definition|theorem|lemma|proposition|corollary)\s+\S+\s*)((\s*\[(\S+(\s+[0-9]+)*|priority.*)\])+)\s*/\1attribute \6\n\1\2/' library/**/*.lean tests/**/*.lean
sed -Ei 's/\s+$//' library/**/*.lean  # remove trailing whitespace
2016-08-12 15:36:12 -07:00

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/-
Copyright (c) 2016 Microsoft Corporation. All rights reserved.
Released under Apache 2.0 license as described in the file LICENSE.
Author: Leonardo de Moura
-/
prelude
import init.meta.mk_dec_eq_instance init.subtype init.meta.occurrences
open tactic subtype
attribute [instance]
definition subtype_decidable_eq {A : Type} {P : A → Prop} [decidable_eq A] : decidable_eq {x \ P x} :=
by mk_dec_eq_instance
attribute [instance]
definition list_decidable_eq {A : Type} [decidable_eq A] : decidable_eq (list A) :=
by mk_dec_eq_instance
attribute [instance]
definition occurrences_decidable_eq : decidable_eq occurrences :=
by mk_dec_eq_instance
attribute [instance]
definition unit_decidable_eq : decidable_eq unit :=
by mk_dec_eq_instance
attribute [instance]
definition sum_decidable {A : Type} {B : Type} [decidable_eq A] [decidable_eq B] : decidable_eq (sum A B) :=
by mk_dec_eq_instance