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Fix handling of ErlangError when :general key is chardata #14329

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Merged
merged 2 commits into from
Mar 15, 2025
Merged

Fix handling of ErlangError when :general key is chardata #14329

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29a6a4e
Fix handling of ErlangError when :general key is chardata
sabiwara Mar 14, 2025
39ea53e
Use dummy error module
sabiwara Mar 15, 2025
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2 changes: 1 addition & 1 deletion lib/elixir/lib/exception.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -2718,7 +2718,7 @@ defmodule ErlangError do
{:ok, reason, IO.iodata_to_binary([":\n\n" | Enum.map(args_errors, &arg_error/1)])}

general = extra[:general] ->
{:ok, reason, ": " <> general}
{:ok, reason, ": " <> IO.chardata_to_string(general)}

true ->
:error
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13 changes: 13 additions & 0 deletions lib/elixir/test/elixir/exception_test.exs
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Expand Up @@ -50,6 +50,19 @@ defmodule ExceptionTest do
{:io, :put_chars, [self(), <<222>>],
[error_info: %{module: __MODULE__, function: :dummy_error_extras}]}
])

assert %ErlangError{
original: {:failed_load_cacerts, :enoent},
reason: ": Failed to load cacerts: operating system CA bundle could not be located"
} =
Exception.normalize(:error, {:failed_load_cacerts, :enoent}, [
{:pubkey_os_cacerts, :get, 0,
[
file: ~c"pubkey_os_cacerts.erl",
line: 53,
error_info: %{cause: :enoent, module: :pubkey_os_cacerts}
]}
])
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Given this will depend on the Erlang/OTP version, I wonder if we should write our own Erlang error that reproduces the failure?

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@sabiwara sabiwara Mar 15, 2025 •
edited
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Woops right, there was an example just above reused the same approach: 39ea53e

end

test "format/2 without stacktrace" do
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