X-Git-Url: http://git.shiar.net/sheet.git/blobdiff_plain/f35a681178dbc9a466546f8d1613f93a312def0a..dbf4a34af50113bb56c5dfaae3afeb6441e0cd8d:/perl.inc.pl diff --git a/perl.inc.pl b/perl.inc.pl index f6f2b3f..41903a6 100644 --- a/perl.inc.pl +++ b/perl.inc.pl @@ -100,17 +100,18 @@ my $wbr = "\N{ZERO WIDTH SPACE}"; opensuse => '8.1', # 2002-09 eol (SLES8 2002-10 eol 2007-12 ltss 2009-12) }, distrosum => "RHEL 3, SLES 8, AIX 5/6 until 2017, Solaris 10 until 2021", - versum => 'stable minimum during 20[01]\d', + versum => 'stable minimum upto 2021', support => '2021-01', # solaris unicode => '3.2.0', }, v5.10 => { new => [ + ['use v5.10', 'minimal perl version with bundled features (pragma to lexically enable backwards-incompatible syntax)'], ['//', 'defined-or operator'], ['~~', 'smart-match operator to compare different data types (updated in v5.10.1)', {experimental => 'smartmatch'}], - ['say', 'print with newline, equivalent to print @_, "\n"', {feature => 'say'}], - ['given', 'switch statement to smart-match with when/default', {name => 'switch', feature => 'switch', experimental => 'smartmatch'}], + ['say', 'print with newline, equivalent to print @_, "\n"', {feature => 'say', bundle => 0}], + ['given', 'switch statement to smart-match with when/default', {name => 'switch', feature => 'switch', bundle => 0, experimental => 'smartmatch'}], ['/(?<name>)/', 'named capture buffers into %+'], ['/(?1)/', 'recursive regular expression patterns'], ['/(?|)/', 'resets capture numbering for each contained branch'], @@ -119,7 +120,7 @@ my $wbr = "\N{ZERO WIDTH SPACE}"; ['/p', 'optionally preserve ${^MATCH} variables (avoiding $& penalty until COW in v5.20)'], ['/\v/, /\h/', 'vertical and horizontal whitespace escapes (\V \H to invert); also /\R/ for newlines'], ['my $_', 'lexically scoped version of the default variable', {experimental => 'lexical_topic', dropped => v5.23.4}], - ['state', 'persistent my variables (scalars only until 5.28)', {feature => 'state'}], + ['state', 'persistent my variables (scalars only until 5.28)', {feature => 'state', bundle => 0}], ], modules => [ [autodie => 'replace builtin functions to throw exceptions instead of returning failure', 'eval {open ...} or $@->matches("open") || die'], @@ -145,7 +146,7 @@ my $wbr = "\N{ZERO WIDTH SPACE}"; v5.12 => { new => [ - ['package version', 'package NAME VERSION shorthand for our $VERSION'], + ['package version', 'package NAME VERSION shorthand for our $VERSION'], ['...', 'yada-yada operator: code placeholder'], ['use 5.012', 'implicit strict if use VERSION >= v5.12'], ['… when', 'when is now allowed to be used as a statement modifier'], @@ -172,7 +173,9 @@ my $wbr = "\N{ZERO WIDTH SPACE}"; [q"use re '/flags'", 'customise default modifiers'], ['/(?^)/', 'construct to reset to default modifiers'], ['FH->method', 'filehandle method calls load IO::File on demand (eg. STDOUT->flush)'], - ['\o{}', 'escape sequence for octal values beyond \777'], + ['\o{}', 'escape sequence for octal values beyond 0777'], + ['package {}', 'package declaration in scope of code block only'], + ['multiple: labels:', 'statement labels allowed in all places, even before other labels'], ], modules => [ [JSON => 'interface with data in JavaScript Object Notation', 'decode_json <>'], @@ -192,8 +195,9 @@ my $wbr = "\N{ZERO WIDTH SPACE}"; v5.16 => { new => [ - ['__SUB__', 'current subroutine reference', {feature => 'current_sub'}], - ['fc, "\F"', 'unicode foldcase to compare case-insensitively', {feature => 'fc'}], + ["no feature ${wbr}'array_base'", 'disables $[ to alter the 0 index of the first array element or substring character', {bundle => 0, dropped => v5.30}], + ['__SUB__', 'current subroutine reference', {feature => 'current_sub', bundle => 0}], + ['fc, "\F"', 'unicode foldcase to compare case-insensitively', {feature => 'fc', bundle => 0}], ['"\N{}"', 'automatic use charnames qw( :full :short )'], ], release => '2012-05-20', @@ -208,6 +212,7 @@ my $wbr = "\N{ZERO WIDTH SPACE}"; v5.18 => { new => [ + ['PERL_PERTURB_KEYS=1', 'hash overhaul; order is randomised instead of being semi-repeatable', {eg => 'each %{{%hash}} ne each %{{%hash}}'}], ['${^LAST_FH}', 'last read filehandle (used by $.)'], ['/(?[ a + b ])/', 'regex set operations (character subtraction -, union +, intersection &, xor ^)', {experimental => 'regex_sets', stable => v5.36}], ['my sub', 'lexical subroutines (also state, our); buggy before v5.22', {experimental => 'lexical_subs', stable => v5.26}], @@ -227,7 +232,7 @@ my $wbr = "\N{ZERO WIDTH SPACE}"; new => [ ['sub ($var)', 'subroutine signatures', {feature => 'signatures', experimental => 'signatures', stable => v5.36, bundle => 0}], ['%hash{…}', 'hash slices return key+value pairs'], - ['[]->@*', 'postfix dereferencing (also e.g. $scalar->$* for $$scalar)', {feature => 'postderef, postderef_qq', experimental => 'postderef', stable => v5.23.1}], + ['[]->@*', 'postfix dereferencing (also e.g. $scalar->$* for $$scalar)', {feature => 'postderef, postderef_qq', experimental => 'postderef', stable => v5.24, bundle => 0}], [q"use warnings 'once'; $a", 'variables $a and $b are exempt from used once warnings'], ], unicode => '6.3', @@ -248,7 +253,7 @@ my $wbr = "\N{ZERO WIDTH SPACE}"; ['<<…>>', 'safe readline ignoring open flags in arguments'], ['/()/n', 'flag to disable numbered capturing, turning () into (?:)'], ['/\b{}/', 'boundary types: gcb (grapheme cluster), sb (sentence), wb (word)'], - ['&.', '& | ^ ~ consistently numeric, dotted operators for strings', {feature => 'bitwise', experimental => 'bitwise', stable => v5.28}], + ['&.', '& | ^ ~ consistently numeric, dotted operators for strings', {feature => 'bitwise', experimental => 'bitwise', stable => v5.28, bundle => 0}], [q"use re 'strict'", 'apply stricter syntax rules to regular expression patterns', {experimental => 're_strict'}], ['0x.beep+0', q"hexadecimal floating point notation with binary power; printf '%a' to display"], ['??', 'single match shorthand (deprecated since v5.14) requires the operator m?PATTERN?'], @@ -280,6 +285,7 @@ my $wbr = "\N{ZERO WIDTH SPACE}"; v5.26 => { new => [ + ["use lib '.'", 'current directory no longer included in default module search path @INC'], ['<<~EOT', 'indented here-docs, strips same whitespace before delimiter in each line'], ['@{^CAPTURE}', q"array of last match's captures, so ${^CAPTURE}[0] is $1"], ['//xx', 'extended modifier to also ignore whitespace in bracketed character classes'],