File 0296-Document-bit_size-in-match-specs-and-allow... of Package erlang

Overview Repositories Revisions Requests Users Attributes Meta

File 0296-Document-bit_size-in-match-specs-and-allow-in-fun2ms.patch of Package erlang (Revision bb8d79bc8e8772df551b96fc65be3d2d)

Currently displaying revision bb8d79bc8e8772df551b96fc65be3d2d , Show latest

From 8f7c468bf851dbaba72bb230bae42034de7d2203 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C3=A9ter=20G=C3=B6m=C3=B6ri?= <gomoripeti@gmail.com>
Date: Tue, 25 Sep 2018 16:49:22 +0200
Subject: [PATCH] Document bit_size in match-specs and allow in fun2ms

It is already allowed in match-specs.
---
 erts/doc/src/match_spec.xml     | 7 +++++--
 lib/stdlib/src/ms_transform.erl | 1 +
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/erts/doc/src/match_spec.xml b/erts/doc/src/match_spec.xml
index 5cd6dc1750..48e502739a 100644
--- a/erts/doc/src/match_spec.xml
+++ b/erts/doc/src/match_spec.xml
@@ -99,7 +99,7 @@
 <item>NonCompositeTerm ::= term() (not list or tuple or map)</item>
 <item>Constant ::= {<c><![CDATA[const]]></c>, term()}
 </item>
- <item>GuardFunction ::= BoolFunction | <c><![CDATA[abs]]></c> |
+ <item>GuardFunction ::= BoolFunction | <c><![CDATA[abs]]></c> | <c><![CDATA[bit_size]]></c> |
 <c><![CDATA[element]]></c> | <c><![CDATA[hd]]></c> | <c><![CDATA[length]]></c> | <c><![CDATA[node]]></c> |
 <c><![CDATA[round]]></c> | <c><![CDATA[size]]></c> | <c><![CDATA[tl]]></c> | <c><![CDATA[trunc]]></c> |
 <c><![CDATA['+']]></c> | <c><![CDATA['-']]></c> | <c><![CDATA['*']]></c> | <c><![CDATA['div']]></c> |
@@ -161,7 +161,7 @@
 <item>NonCompositeTerm ::= term() (not list or tuple or map)</item>
 <item>Constant ::= {<c><![CDATA[const]]></c>, term()}
 </item>
- <item>GuardFunction ::= BoolFunction | <c><![CDATA[abs]]></c> |
+ <item>GuardFunction ::= BoolFunction | <c><![CDATA[abs]]></c> | <c><![CDATA[bit_size]]></c> |
 <c><![CDATA[element]]></c> | <c><![CDATA[hd]]></c> | <c><![CDATA[length]]></c> | <c><![CDATA[node]]></c> |
 <c><![CDATA[round]]></c> | <c><![CDATA[size]]></c> | <c><![CDATA[tl]]></c> | <c><![CDATA[trunc]]></c> |
 <c><![CDATA['+']]></c> | <c><![CDATA['-']]></c> | <c><![CDATA['*']]></c> | <c><![CDATA['div']]></c> |
@@ -212,7 +212,7 @@
 and the other false to return <c><![CDATA[true]]></c>; otherwise
 <c><![CDATA['xor']]></c> returns false.
 
- abs, element, hd, length, node, round, size, tl, trunc, '+', '-', '*', 'div', 'rem', 'band', 'bor', 'bxor', 'bnot', 'bsl', 'bsr', '>', '>=', '&lt;', '=&lt;', '=:=', '==', '=/=', '/=', self: Work as the corresponding Erlang bif's (or
+ abs, bit_size, element, hd, length, node, round, size, tl, trunc, '+', '-', '*', 'div', 'rem', 'band', 'bor', 'bxor', 'bnot', 'bsl', 'bsr', '>', '>=', '&lt;', '=&lt;', '=:=', '==', '=/=', '/=', self: Work as the corresponding Erlang bif's (or
 operators). In case of bad arguments, the result depends on
 the context. In the <c><![CDATA[MatchConditions]]></c> part of the
 expression, the test fails immediately (like in an Erlang
diff --git a/lib/stdlib/src/ms_transform.erl b/lib/stdlib/src/ms_transform.erl
index 3845e35e9b..6d243e1bec 100644
--- a/lib/stdlib/src/ms_transform.erl
+++ b/lib/stdlib/src/ms_transform.erl
@@ -927,6 +927,7 @@ real_guard_function(node,0) -> true;
 real_guard_function(node,1) -> true;
 real_guard_function(round,1) -> true;
 real_guard_function(size,1) -> true;
+real_guard_function(bit_size,1) -> true;
 real_guard_function(map_size,1) -> true;
 real_guard_function(tl,1) -> true;
 real_guard_function(trunc,1) -> true;
-- 
2.16.4

Places

File 0296-Document-bit_size-in-match-specs-and-allow-in-fun2ms.patch of Package erlang (Revision bb8d79bc8e8772df551b96fc65be3d2d)

Places