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authorErlang/OTP <[email protected]>2019-06-03 11:34:52 +0200
committerErlang/OTP <[email protected]>2019-06-03 11:34:52 +0200
commitd53b5fe6fec0e01f5c807256680710c45159e2d2 (patch)
tree102a23ee7f28f2915c7e6b8e7dfaf346684e7629
parentb931c0c741aadb29cd29a42d82ee2676048caac7 (diff)
parent8bdcb96c3c33afd7f85fc2953970b6709f04a74a (diff)
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Merge branch 'hasse/stdlib/chars_limit_bug/OTP-15847/ERL-957' into maint-21
* hasse/stdlib/chars_limit_bug/OTP-15847/ERL-957: stdlib: Fix a bug concerning io_lib option 'chars_limit'
-rw-r--r--lib/stdlib/src/io_lib_pretty.erl2
-rw-r--r--lib/stdlib/test/io_SUITE.erl10
2 files changed, 10 insertions, 2 deletions
diff --git a/lib/stdlib/src/io_lib_pretty.erl b/lib/stdlib/src/io_lib_pretty.erl
index 8f2fd7ea8f..ffc02febdc 100644
--- a/lib/stdlib/src/io_lib_pretty.erl
+++ b/lib/stdlib/src/io_lib_pretty.erl
@@ -795,6 +795,8 @@ printable_bin0(Bin, D, T, Enc) ->
end,
printable_bin(Bin, Len, D, Enc).
+printable_bin(_Bin, 0, _D, _Enc) ->
+ false;
printable_bin(Bin, Len, D, latin1) ->
N = erlang:min(20, Len),
L = binary_to_list(Bin, 1, N),
diff --git a/lib/stdlib/test/io_SUITE.erl b/lib/stdlib/test/io_SUITE.erl
index 824f5d19f2..7796da66b8 100644
--- a/lib/stdlib/test/io_SUITE.erl
+++ b/lib/stdlib/test/io_SUITE.erl
@@ -32,7 +32,7 @@
io_with_huge_message_queue/1, format_string/1,
maps/1, coverage/1, otp_14178_unicode_atoms/1, otp_14175/1,
otp_14285/1, limit_term/1, otp_14983/1, otp_15103/1, otp_15076/1,
- otp_15159/1, otp_15639/1]).
+ otp_15159/1, otp_15639/1, otp_15847/1]).
-export([pretty/2, trf/3]).
@@ -65,7 +65,7 @@ all() ->
io_lib_width_too_small, io_with_huge_message_queue,
format_string, maps, coverage, otp_14178_unicode_atoms, otp_14175,
otp_14285, limit_term, otp_14983, otp_15103, otp_15076, otp_15159,
- otp_15639].
+ otp_15639, otp_15847].
%% Error cases for output.
error_1(Config) when is_list(Config) ->
@@ -2680,3 +2680,9 @@ otp_15639(_Config) ->
"\"12345678\"..." = pretty("123456789"++[x], UOpts),
"[[...]|...]" = pretty(["1","2","3","4","5","6","7","8"], UOpts),
ok.
+
+otp_15847(_Config) ->
+ T = {someRecord,<<"1234567890">>,some,more},
+ "{someRecord,<<...>>,...}" =
+ pretty(T, [{chars_limit,20}, {encoding,latin1}]),
+ ok.