File 1081-stdlib-Implement-general-key-for-error_inf... of Package erlang

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File 1081-stdlib-Implement-general-key-for-error_info.patch of Package erlang (Revision c854b829f459048c3356380f15e11c87)

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From 2d6254d4f181c85cfe3260530595a0f1deaa24eb Mon Sep 17 00:00:00 2001
From: Lukas Larsson <lukas@erlang.org>
Date: Wed, 21 Apr 2021 13:55:49 +0200
Subject: [PATCH 01/13] stdlib: Implement `general` key for error_info

The `general` key can be used to describe information about
an error that is not tied to any specific argument. For example
if the default IO device has terminated for `io:format/2`.
---
 lib/stdlib/src/erl_error.erl | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/lib/stdlib/src/erl_error.erl b/lib/stdlib/src/erl_error.erl
index f81bc93c10..63f09e6fbf 100644
--- a/lib/stdlib/src/erl_error.erl
+++ b/lib/stdlib/src/erl_error.erl
@@ -347,8 +347,13 @@ format_arg_errors(ArgNum, [_|As], ErrorMap) ->
         #{} ->
             format_arg_errors(ArgNum + 1, As, ErrorMap)
     end;
-format_arg_errors(_, _, _) ->
-    [].
+format_arg_errors(_, _, ErrorMap) ->
+    case ErrorMap of
+        #{ general := Err } ->
+            [io_lib:format(<<"*** ~ts">>, [Err])];
+        #{} ->
+            []
+    end.
 
 location(L) ->
     File = proplists:get_value(file, L),
-- 
2.26.2

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File 1081-stdlib-Implement-general-key-for-error_info.patch of Package erlang (Revision c854b829f459048c3356380f15e11c87)

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