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| author | Hans Bolinder <[email protected]> | 2017-04-24 14:46:57 +0200 |
|---|---|---|
| committer | Hans Bolinder <[email protected]> | 2017-04-24 14:51:03 +0200 |
| commit | 4567b6afc41a5d18384916c171ae413112ee57cc (patch) | |
| tree | 3b32f28efbec8e56bd95e3b390205836eb1b9375 | |
| parent | ef0dbc4f2a43d629d086c3e2b9a762bbc00d034b (diff) | |
| download | otp-4567b6afc41a5d18384916c171ae413112ee57cc.tar.gz otp-4567b6afc41a5d18384916c171ae413112ee57cc.tar.bz2 otp-4567b6afc41a5d18384916c171ae413112ee57cc.zip | |
stdlib: Add Unicode modifier t to control sequence a
The Unicode translation modifier 't' is added to the io:fread/2,3
control sequence 'a'.
| -rw-r--r-- | lib/stdlib/doc/src/io.xml | 2 | ||||
| -rw-r--r-- | lib/stdlib/src/io_lib_fread.erl | 11 | ||||
| -rw-r--r-- | lib/stdlib/test/io_SUITE.erl | 9 |
3 files changed, 14 insertions, 8 deletions
diff --git a/lib/stdlib/doc/src/io.xml b/lib/stdlib/doc/src/io.xml index 74b57457ea..64fcf4379f 100644 --- a/lib/stdlib/doc/src/io.xml +++ b/lib/stdlib/doc/src/io.xml @@ -569,8 +569,6 @@ Prompt> <input><Characters beyond latin1 range not printable in this medium&g <item> <p>Similar to <c>s</c>, but the resulting string is converted into an atom.</p> - <p>The Unicode translation modifier is not allowed (atoms - cannot contain characters beyond the <c>latin1</c> range).</p> </item> <tag><c>c</c></tag> <item> diff --git a/lib/stdlib/src/io_lib_fread.erl b/lib/stdlib/src/io_lib_fread.erl index 6a8f8f728e..983e8d4566 100644 --- a/lib/stdlib/src/io_lib_fread.erl +++ b/lib/stdlib/src/io_lib_fread.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2016. All Rights Reserved. +%% Copyright Ericsson AB 1996-2017. 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. @@ -159,8 +159,8 @@ fread_field([$t|Format], F, Sup, _Unic) -> fread_field(Format, F, Sup, Unic) -> {Format,F,Sup,Unic}. -%% fread1(Format, FieldWidth, Suppress, Line, N, Results, AllFormat) -%% fread1(Format, FieldWidth, Suppress, Line, N, Results) +%% fread1(Format, FieldWidth, Suppress, Unicode, Line, N, Results, AllFormat) +%% fread1(Format, FieldWidth, Suppress, Unicode, Line, N, Results) %% The main dispatch function for the formatting commands. Done in two %% stages so format commands that need no input can always be processed. @@ -231,9 +231,8 @@ fread1([$s|Format], none, Sup, U, Line0, N0, Res) -> fread1([$s|Format], F, Sup, U, Line0, N, Res) -> {Line,Cs} = fread_chars(Line0, F, U), fread_string(Cs, Sup, U, Format, Line, N+F, Res); -%% XXX:PaN Atoms still only latin1... -fread1([$a|Format], none, Sup, false, Line0, N0, Res) -> - {Line,N,Cs} = fread_string_cs(Line0, N0, false), +fread1([$a|Format], none, Sup, U, Line0, N0, Res) -> + {Line,N,Cs} = fread_string_cs(Line0, N0, U), fread_atom(Cs, Sup, Format, Line, N, Res); fread1([$a|Format], F, Sup, false, Line0, N, Res) -> {Line,Cs} = fread_chars(Line0, F, false), diff --git a/lib/stdlib/test/io_SUITE.erl b/lib/stdlib/test/io_SUITE.erl index fb62e3aa3c..ef3f0be5d7 100644 --- a/lib/stdlib/test/io_SUITE.erl +++ b/lib/stdlib/test/io_SUITE.erl @@ -2359,6 +2359,15 @@ otp_14285(_Config) -> "'кирилли́ческий атом'" = fmt("~tW", ['кирилли́ческий атом', 13]), [$',16#10FFFF,$'] = fmt("~tW", ['\x{10FFFF}', 13]), + {ok, [an_atom],[]} = io_lib:fread("~a", "an_atom"), + {ok, [an_atom],[]} = io_lib:fread("~ta", "an_atom"), + Str = "\"ab" ++ [1089] ++ "cd\"", + {ok, ["\"ab"], [1089]++"cd\""} = io_lib:fread("~s", Str), + {ok, ['\"ab'], [1089]++"cd\""} = io_lib:fread("~a", Str), + {ok,[Str], []} = io_lib:fread("~ts", Str), + {ok,[Atom],[]} = io_lib:fread("~ta", Str), + Str = atom_to_list(Atom), + ok. latin1_fmt(Fmt, Args) -> |