File 2852-compiler-Remove-cerl_sets-module.patch of Package erlang

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File 2852-compiler-Remove-cerl_sets-module.patch of Package erlang (Revision 43105a760760e951caf188d0f73ce551)

Currently displaying revision 43105a760760e951caf188d0f73ce551 , Show latest

From 935da86e943d6a990b6d670ebada31c8ea5f58f0 Mon Sep 17 00:00:00 2001
From: Wojtek Mach <wojtek@wojtekmach.pl>
Date: Thu, 14 Jan 2021 12:35:30 +0100
Subject: [PATCH 2/2] compiler: Remove cerl_sets module

---
 lib/compiler/src/Makefile         |   1 -
 lib/compiler/src/cerl_sets.erl    | 250 ------------------------------
 lib/compiler/src/compile.erl      |   1 -
 lib/compiler/src/compiler.app.src |   1 -
 4 files changed, 253 deletions(-)
 delete mode 100644 lib/compiler/src/cerl_sets.erl

diff --git a/lib/compiler/src/Makefile b/lib/compiler/src/Makefile
index f4600c35f8..479a7ccc86 100644
--- a/lib/compiler/src/Makefile
+++ b/lib/compiler/src/Makefile
@@ -83,7 +83,6 @@ MODULES =  \
 	cerl \
 	cerl_clauses \
 	cerl_inline \
-	cerl_sets \
 	cerl_trees \
 	compile \
 	core_lib \
diff --git a/lib/compiler/src/cerl_sets.erl b/lib/compiler/src/cerl_sets.erl
deleted file mode 100644
index 8fe278b216..0000000000
--- a/lib/compiler/src/cerl_sets.erl
+++ /dev/null
@@ -1,250 +0,0 @@
-%%
-%% %CopyrightBegin%
-%% 
-%% Copyright Ericsson AB 2000-2020. All Rights Reserved.
-%% 
-%% Licensed under the Apache License, Version 2.0 (the "License");
-%% you may not use this file except in compliance with the License.
-%% You may obtain a copy of the License at
-%%
-%%     http://www.apache.org/licenses/LICENSE-2.0
-%%
-%% Unless required by applicable law or agreed to in writing, software
-%% distributed under the License is distributed on an "AS IS" BASIS,
-%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-%% See the License for the specific language governing permissions and
-%% limitations under the License.
-%% 
-%% %CopyrightEnd%
-%%
-
--module(cerl_sets).
-
-%% Standard interface.
--export([new/0,is_set/1,size/1,to_list/1,from_list/1]).
--export([is_element/2,add_element/2,del_element/2]).
--export([union/2,union/1,intersection/2,intersection/1]).
--export([is_disjoint/2]).
--export([subtract/2,is_subset/2]).
--export([fold/3,filter/2]).
-
--export_type([set/0, set/1]).
-
-%%------------------------------------------------------------------------------
-
--type set() :: set(_).
--opaque set(Element) :: #{Element => 'ok'}.
-
-%%------------------------------------------------------------------------------
-
-%% new() -> Set
--spec new() -> set().
-
-new() -> #{}.
-
-%% is_set(Set) -> boolean().
-%%  Return 'true' if Set is a set of elements, else 'false'.
--spec is_set(Set) -> boolean() when
-      Set :: term().
-
-is_set(S) when is_map(S) -> true;
-is_set(_) -> false.
-
-%% size(Set) -> int().
-%%  Return the number of elements in Set.
--spec size(Set) -> non_neg_integer() when
-      Set :: set().
-
-size(S) -> maps:size(S).
-
-%% to_list(Set) -> [Elem].
-%%  Return the elements in Set as a list.
--spec to_list(Set) -> List when
-      Set :: set(Element),
-      List :: [Element].
-
-to_list(S) -> maps:keys(S).
-
-%% from_list([Elem]) -> Set.
-%%  Build a set from the elements in List.
--spec from_list(List) -> Set when
-      List :: [Element],
-      Set :: set(Element).
-from_list(Ls) -> maps:from_list([{K,ok}||K<-Ls]).
-
-%% is_element(Element, Set) -> boolean().
-%%  Return 'true' if Element is an element of Set, else 'false'.
--spec is_element(Element, Set) -> boolean() when
-      Set :: set(Element).
-
-is_element(E,S) ->
-    case S of
-        #{E := _} -> true;
-        _ -> false
-    end.
-
-%% add_element(Element, Set) -> Set.
-%%  Return Set with Element inserted in it.
--spec add_element(Element, Set1) -> Set2 when
-      Set1 :: set(Element),
-      Set2 :: set(Element).
-
-add_element(E,S) -> S#{E=>ok}.
-
--spec del_element(Element, Set1) -> Set2 when
-      Set1 :: set(Element),
-      Set2 :: set(Element).
-
-%% del_element(Element, Set) -> Set.
-%%  Return Set but with Element removed.
-del_element(E,S) -> maps:remove(E,S).
-
-%% union(Set1, Set2) -> Set
-%%  Return the union of Set1 and Set2.
--spec union(Set1, Set2) -> Set3 when
-      Set1 :: set(Element),
-      Set2 :: set(Element),
-      Set3 :: set(Element).
-
-union(S1,S2) -> maps:merge(S1,S2).
-
-%% union([Set]) -> Set
-%%  Return the union of the list of sets.
--spec union(SetList) -> Set when
-      SetList :: [set(Element)],
-      Set :: set(Element).
-
-union([S1,S2|Ss]) ->
-    union1(union(S1, S2), Ss);
-union([S]) -> S;
-union([]) -> new().
-
-union1(S1, [S2|Ss]) ->
-    union1(union(S1, S2), Ss);
-union1(S1, []) -> S1.
-
-%% intersection(Set1, Set2) -> Set.
-%%  Return the intersection of Set1 and Set2.
--spec intersection(Set1, Set2) -> Set3 when
-      Set1 :: set(Element),
-      Set2 :: set(Element),
-      Set3 :: set(Element).
-
-intersection(S1, S2) when map_size(S1) >= map_size(S2) ->
-    filter(fun (E) -> is_element(E, S1) end, S2);
-intersection(S1, S2) ->
-    intersection(S2, S1).
-
-%% intersection([Set]) -> Set.
-%%  Return the intersection of the list of sets.
--spec intersection(SetList) -> Set when
-      SetList :: [set(Element),...],
-      Set :: set(Element).
-
-intersection([S1,S2|Ss]) ->
-    intersection1(intersection(S1, S2), Ss);
-intersection([S]) -> S.
-
-intersection1(S1, [S2|Ss]) ->
-    intersection1(intersection(S1, S2), Ss);
-intersection1(S1, []) -> S1.
-
-%% is_disjoint(Set1, Set2) -> boolean().
-%%  Check whether Set1 and Set2 are disjoint.
--spec is_disjoint(Set1, Set2) -> boolean() when
-      Set1 :: set(Element),
-      Set2 :: set(Element).
-
-is_disjoint(S1, S2) when map_size(S1) > map_size(S2) ->
-    is_disjoint_1(S1, maps:iterator(S2));
-is_disjoint(S1, S2) ->
-    is_disjoint_1(S2, maps:iterator(S1)).
-
-is_disjoint_1(Set, Iter) ->
-    case maps:next(Iter) of
-        {K, _, NextIter} ->
-            case Set of
-                #{K := _} -> false;
-                #{} -> is_disjoint_1(Set, NextIter)
-            end;
-        none ->
-            true
-    end.
-
-%% subtract(Set1, Set2) -> Set.
-%%  Return all and only the elements of Set1 which are not also in
-%%  Set2.
--spec subtract(Set1, Set2) -> Set3 when
-      Set1 :: set(Element),
-      Set2 :: set(Element),
-      Set3 :: set(Element).
-
-subtract(S1, S2) ->
-    filter(fun (E) -> not is_element(E, S2) end, S1).
-
-%% is_subset(Set1, Set2) -> boolean().
-%%  Return 'true' when every element of Set1 is also a member of
-%%  Set2, else 'false'.
--spec is_subset(Set1, Set2) -> boolean() when
-      Set1 :: set(Element),
-      Set2 :: set(Element).
-
-is_subset(S1, S2) when map_size(S1) > map_size(S2) ->
-    false;
-is_subset(S1, S2) ->
-    is_subset_1(S2, maps:iterator(S1)).
-
-is_subset_1(Set, Iter) ->
-    case maps:next(Iter) of
-        {K, _, NextIter} ->
-            case Set of
-                #{K := _} -> is_subset_1(Set, NextIter);
-                #{} -> false
-            end;
-        none ->
-            true
-    end.
-
-%% fold(Fun, Accumulator, Set) -> Accumulator.
-%%  Fold function Fun over all elements in Set and return Accumulator.
--spec fold(Function, Acc0, Set) -> Acc1 when
-      Function :: fun((Element, AccIn) -> AccOut),
-      Set :: set(Element),
-      Acc0 :: Acc,
-      Acc1 :: Acc,
-      AccIn :: Acc,
-      AccOut :: Acc.
-
-fold(Fun, Init, Set) ->
-    fold_1(Fun, Init, maps:iterator(Set)).
-
-fold_1(Fun, Acc, Iter) ->
-    case maps:next(Iter) of
-        {K, _, NextIter} ->
-            fold_1(Fun, Fun(K,Acc), NextIter);
-        none ->
-            Acc
-    end.
-
-%% filter(Fun, Set) -> Set.
-%%  Filter Set with Fun.
--spec filter(Pred, Set1) -> Set2 when
-      Pred :: fun((Element) -> boolean()),
-      Set1 :: set(Element),
-      Set2 :: set(Element).
-
-filter(Fun, Set) ->
-    maps:from_list(filter_1(Fun, maps:iterator(Set))).
-
-filter_1(Fun, Iter) ->
-    case maps:next(Iter) of
-        {K, _, NextIter} ->
-            case Fun(K) of
-                true ->
-                    [{K,ok} | filter_1(Fun, NextIter)];
-                false ->
-                    filter_1(Fun, NextIter)
-            end;
-        none ->
-            []
-    end.
diff --git a/lib/compiler/src/compile.erl b/lib/compiler/src/compile.erl
index 9818005d33..7fb8c54be8 100644
--- a/lib/compiler/src/compile.erl
+++ b/lib/compiler/src/compile.erl
@@ -2027,7 +2027,6 @@ pre_load() ->
 	 beam_z,
 	 cerl,
 	 cerl_clauses,
-	 cerl_sets,
 	 cerl_trees,
 	 core_lib,
 	 epp,
diff --git a/lib/compiler/src/compiler.app.src b/lib/compiler/src/compiler.app.src
index 00db23ee20..e4920672bd 100644
--- a/lib/compiler/src/compiler.app.src
+++ b/lib/compiler/src/compiler.app.src
@@ -58,7 +58,6 @@
 	     cerl,
 	     cerl_clauses,
 	     cerl_inline,
-             cerl_sets,
 	     cerl_trees,
 	     compile,
 	     core_scan,
-- 
2.26.2

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File 2852-compiler-Remove-cerl_sets-module.patch of Package erlang (Revision 43105a760760e951caf188d0f73ce551)

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