I32 iters = 0;
const STRLEN slen = do_utf8 ? utf8_length((U8*)s, (U8*)strend) : (STRLEN)(strend - s);
I32 maxiters = slen + 10;
+ I32 trailing_empty = 0;
const char *orig;
const I32 origlimit = limit;
I32 realarray = 0;
I32 base;
const I32 gimme = GIMME_V;
+ const bool gimme_scalar = (GIMME_V == G_SCALAR);
const I32 oldsave = PL_savestack_ix;
U32 make_mortal = SVs_TEMP;
bool multiline = 0;
if (m >= strend)
break;
- dstr = newSVpvn_flags(s, m-s,
- (do_utf8 ? SVf_UTF8 : 0) | make_mortal);
- XPUSHs(dstr);
+ if (gimme_scalar) {
+ iters++;
+ if (m-s == 0)
+ trailing_empty++;
+ else
+ trailing_empty = 0;
+ } else {
+ dstr = newSVpvn_flags(s, m-s,
+ (do_utf8 ? SVf_UTF8 : 0) | make_mortal);
+ XPUSHs(dstr);
+ }
/* skip the whitespace found last */
if (do_utf8)
m++;
if (m >= strend)
break;
- dstr = newSVpvn_flags(s, m-s,
- (do_utf8 ? SVf_UTF8 : 0) | make_mortal);
- XPUSHs(dstr);
+
+ if (gimme_scalar) {
+ iters++;
+ if (m-s == 0)
+ trailing_empty++;
+ else
+ trailing_empty = 0;
+ } else {
+ dstr = newSVpvn_flags(s, m-s,
+ (do_utf8 ? SVf_UTF8 : 0) | make_mortal);
+ XPUSHs(dstr);
+ }
s = m;
}
}
or
split //, $str, $i;
*/
- const U32 items = limit - 1;
- if (items < slen)
- EXTEND(SP, items);
- else
- EXTEND(SP, slen);
+ if (!gimme_scalar) {
+ const U32 items = limit - 1;
+ if (items < slen)
+ EXTEND(SP, items);
+ else
+ EXTEND(SP, slen);
+ }
if (do_utf8) {
while (--limit) {
/* keep track of how many bytes we skip over */
m = s;
s += UTF8SKIP(s);
- dstr = newSVpvn_flags(m, s-m, SVf_UTF8 | make_mortal);
+ if (gimme_scalar) {
+ iters++;
+ if (s-m == 0)
+ trailing_empty++;
+ else
+ trailing_empty = 0;
+ } else {
+ dstr = newSVpvn_flags(m, s-m, SVf_UTF8 | make_mortal);
- PUSHs(dstr);
+ PUSHs(dstr);
+ }
if (s >= strend)
break;
}
} else {
while (--limit) {
- dstr = newSVpvn(s, 1);
+ if (gimme_scalar) {
+ iters++;
+ } else {
+ dstr = newSVpvn(s, 1);
- s++;
- if (make_mortal)
- sv_2mortal(dstr);
+ if (make_mortal)
+ sv_2mortal(dstr);
- PUSHs(dstr);
+ PUSHs(dstr);
+ }
+
+ s++;
if (s >= strend)
break;
;
if (m >= strend)
break;
- dstr = newSVpvn_flags(s, m-s,
- (do_utf8 ? SVf_UTF8 : 0) | make_mortal);
- XPUSHs(dstr);
+ if (gimme_scalar) {
+ iters++;
+ if (m-s == 0)
+ trailing_empty++;
+ else
+ trailing_empty = 0;
+ } else {
+ dstr = newSVpvn_flags(s, m-s,
+ (do_utf8 ? SVf_UTF8 : 0) | make_mortal);
+ XPUSHs(dstr);
+ }
/* The rx->minlen is in characters but we want to step
* s ahead by bytes. */
if (do_utf8)
(m = fbm_instr((unsigned char*)s, (unsigned char*)strend,
csv, multiline ? FBMrf_MULTILINE : 0)) )
{
- dstr = newSVpvn_flags(s, m-s,
- (do_utf8 ? SVf_UTF8 : 0) | make_mortal);
- XPUSHs(dstr);
+ if (gimme_scalar) {
+ iters++;
+ if (m-s == 0)
+ trailing_empty++;
+ else
+ trailing_empty = 0;
+ } else {
+ dstr = newSVpvn_flags(s, m-s,
+ (do_utf8 ? SVf_UTF8 : 0) | make_mortal);
+ XPUSHs(dstr);
+ }
/* The rx->minlen is in characters but we want to step
* s ahead by bytes. */
if (do_utf8)
strend = s + (strend - m);
}
m = RX_OFFS(rx)[0].start + orig;
- dstr = newSVpvn_flags(s, m-s,
- (do_utf8 ? SVf_UTF8 : 0) | make_mortal);
- XPUSHs(dstr);
+
+ if (gimme_scalar) {
+ iters++;
+ if (m-s == 0)
+ trailing_empty++;
+ else
+ trailing_empty = 0;
+ } else {
+ dstr = newSVpvn_flags(s, m-s,
+ (do_utf8 ? SVf_UTF8 : 0) | make_mortal);
+ XPUSHs(dstr);
+ }
if (RX_NPARENS(rx)) {
I32 i;
for (i = 1; i <= (I32)RX_NPARENS(rx); i++) {
/* japhy (07/27/01) -- the (m && s) test doesn't catch
parens that didn't match -- they should be set to
undef, not the empty string */
- if (m >= orig && s >= orig) {
- dstr = newSVpvn_flags(s, m-s,
- (do_utf8 ? SVf_UTF8 : 0)
- | make_mortal);
+ if (gimme_scalar) {
+ iters++;
+ if (m-s == 0)
+ trailing_empty++;
+ else
+ trailing_empty = 0;
+ } else {
+ if (m >= orig && s >= orig) {
+ dstr = newSVpvn_flags(s, m-s,
+ (do_utf8 ? SVf_UTF8 : 0)
+ | make_mortal);
+ }
+ else
+ dstr = &PL_sv_undef; /* undef, not "" */
+ XPUSHs(dstr);
}
- else
- dstr = &PL_sv_undef; /* undef, not "" */
- XPUSHs(dstr);
+
}
}
s = RX_OFFS(rx)[0].end + orig;
}
}
- iters = (SP - PL_stack_base) - base;
+ if (!gimme_scalar) {
+ iters = (SP - PL_stack_base) - base;
+ }
if (iters > maxiters)
DIE(aTHX_ "Split loop");
/* keep field after final delim? */
if (s < strend || (iters && origlimit)) {
- const STRLEN l = strend - s;
- dstr = newSVpvn_flags(s, l, (do_utf8 ? SVf_UTF8 : 0) | make_mortal);
- XPUSHs(dstr);
+ if (!gimme_scalar) {
+ const STRLEN l = strend - s;
+ dstr = newSVpvn_flags(s, l, (do_utf8 ? SVf_UTF8 : 0) | make_mortal);
+ XPUSHs(dstr);
+ }
iters++;
}
else if (!origlimit) {
- while (iters > 0 && (!TOPs || !SvANY(TOPs) || SvCUR(TOPs) == 0)) {
- if (TOPs && !make_mortal)
- sv_2mortal(TOPs);
- iters--;
- *SP-- = &PL_sv_undef;
+ if (gimme_scalar) {
+ iters -= trailing_empty;
+ } else {
+ while (iters > 0 && (!TOPs || !SvANY(TOPs) || SvCUR(TOPs) == 0)) {
+ if (TOPs && !make_mortal)
+ sv_2mortal(TOPs);
+ *SP-- = &PL_sv_undef;
+ iters--;
+ }
}
}
require './test.pl';
}
-plan tests => 136;
+plan tests => 250;
$FS = ':';
is(join(';',$a,$b,$c), 'a;b;c');
@ary = split(/:b:/);
+$cnt = split(/:b:/);
is(join("$_",@ary), 'aa:b:cc');
+is($cnt, scalar(@ary));
$_ = "abc\n";
my @xyz = (@ary = split(//));
+$cnt = split(//);
is(join(".",@ary), "a.b.c.\n");
+is($cnt, scalar(@ary));
$_ = "a:b:c::::";
@ary = split(/:/);
+$cnt = split(/:/);
is(join(".",@ary), "a.b.c");
+is($cnt, scalar(@ary));
$_ = join(':',split(' '," a b\tc \t d "));
is($_, 'a:b:c:d');
+@ary = split(' '," a b\tc \t d ");
+$cnt = split(' '," a b\tc \t d ");
+is($cnt, scalar(@ary));
$_ = join(':',split(/ */,"foo bar bie\tdoll"));
is($_ , "f:o:o:b:a:r:b:i:e:\t:d:o:l:l");
+@ary = split(/ */,"foo bar bie\tdoll");
+$cnt = split(/ */,"foo bar bie\tdoll");
+is($cnt, scalar(@ary));
$_ = join(':', 'foo', split(/ /,'a b c'), 'bar');
is($_, "foo:a:b::c:bar");
+@ary = split(/ /,'a b c');
+$cnt = split(/ /,'a b c');
+is($cnt, scalar(@ary));
# Can we say how many fields to split to?
$_ = join(':', split(' ','1 2 3 4 5 6', 3));
is($_, '1:2:3 4 5 6');
+@ary = split(' ','1 2 3 4 5 6', 3);
+$cnt = split(' ','1 2 3 4 5 6', 3);
+is($cnt, scalar(@ary));
# Can we do it as a variable?
$x = 4;
$_ = join(':', split(' ','1 2 3 4 5 6', $x));
is($_, '1:2:3:4 5 6');
+@ary = split(' ','1 2 3 4 5 6', $x);
+$cnt = split(' ','1 2 3 4 5 6', $x);
+is($cnt, scalar(@ary));
# Does the 999 suppress null field chopping?
$_ = join(':', split(/:/,'1:2:3:4:5:6:::', 999));
is($_ , '1:2:3:4:5:6:::');
+@ary = split(/:/,'1:2:3:4:5:6:::', 999);
+$cnt = split(/:/,'1:2:3:4:5:6:::', 999);
+is($cnt, scalar(@ary));
# Does assignment to a list imply split to one more field than that?
$foo = runperl( switches => ['-Dt'], stderr => 1, prog => '($a,$b)=split;' );
# do subpatterns generate additional fields (without trailing nulls)?
$_ = join '|', split(/,|(-)/, "1-10,20,,,");
is($_, "1|-|10||20");
+@ary = split(/,|(-)/, "1-10,20,,,");
+$cnt = split(/,|(-)/, "1-10,20,,,");
+is($cnt, scalar(@ary));
# do subpatterns generate additional fields (with a limit)?
$_ = join '|', split(/,|(-)/, "1-10,20,,,", 10);
is($_, "1|-|10||20||||||");
+@ary = split(/,|(-)/, "1-10,20,,,", 10);
+$cnt = split(/,|(-)/, "1-10,20,,,", 10);
+is($cnt, scalar(@ary));
# is the 'two undefs' bug fixed?
(undef, $a, undef, $b) = qw(1 2 3 4);
# check splitting of null string
$_ = join('|', split(/x/, '',-1), 'Z');
is($_, "Z");
+@ary = split(/x/, '',-1);
+$cnt = split(/x/, '',-1);
+is($cnt, scalar(@ary));
$_ = join('|', split(/x/, '', 1), 'Z');
is($_, "Z");
+@ary = split(/x/, '', 1);
+$cnt = split(/x/, '', 1);
+is($cnt, scalar(@ary));
$_ = join('|', split(/(p+)/,'',-1), 'Z');
is($_, "Z");
+@ary = split(/(p+)/,'',-1);
+$cnt = split(/(p+)/,'',-1);
+is($cnt, scalar(@ary));
$_ = join('|', split(/.?/, '',-1), 'Z');
is($_, "Z");
+@ary = split(/.?/, '',-1);
+$cnt = split(/.?/, '',-1);
+is($cnt, scalar(@ary));
# Are /^/m patterns scanned?
$_ = join '|', split(/^a/m, "a b a\na d a", 20);
is($_, "| b a\n| d a");
+@ary = split(/^a/m, "a b a\na d a", 20);
+$cnt = split(/^a/m, "a b a\na d a", 20);
+is($cnt, scalar(@ary));
# Are /$/m patterns scanned?
$_ = join '|', split(/a$/m, "a b a\na d a", 20);
is($_, "a b |\na d |");
+@ary = split(/a$/m, "a b a\na d a", 20);
+$cnt = split(/a$/m, "a b a\na d a", 20);
+is($cnt, scalar(@ary));
# Are /^/m patterns scanned?
$_ = join '|', split(/^aa/m, "aa b aa\naa d aa", 20);
is($_, "| b aa\n| d aa");
+@ary = split(/^aa/m, "aa b aa\naa d aa", 20);
+$cnt = split(/^aa/m, "aa b aa\naa d aa", 20);
+is($cnt, scalar(@ary));
# Are /$/m patterns scanned?
$_ = join '|', split(/aa$/m, "aa b aa\naa d aa", 20);
is($_, "aa b |\naa d |");
+@ary = split(/aa$/m, "aa b aa\naa d aa", 20);
+$cnt = split(/aa$/m, "aa b aa\naa d aa", 20);
+is($cnt, scalar(@ary));
# Greedyness:
$_ = "a : b :c: d";
@ary = split(/\s*:\s*/);
+$cnt = split(/\s*:\s*/);
is(($res = join(".",@ary)), "a.b.c.d", $res);
+is($cnt, scalar(@ary));
# use of match result as pattern (!)
is('p:q:r:s', join ':', split('abc' =~ /b/, 'p1q1r1s'));
+@ary = split('abc' =~ /b/, 'p1q1r1s');
+$cnt = split('abc' =~ /b/, 'p1q1r1s');
+is($cnt, scalar(@ary));
# /^/ treated as /^/m
$_ = join ':', split /^/, "ab\ncd\nef\n";
# zero-width assertion
$_ = join ':', split /(?=\w)/, "rm b";
is($_, "r:m :b");
+@ary = split /(?=\w)/, "rm b";
+$cnt = split /(?=\w)/, "rm b";
+is($cnt, scalar(@ary));
# unicode splittage
@ary = map {ord} split //, v1.20.300.4000.50000.4000.300.20.1;
+$cnt = split //, v1.20.300.4000.50000.4000.300.20.1;
is("@ary", "1 20 300 4000 50000 4000 300 20 1");
+is($cnt, scalar(@ary));
@ary = split(/\x{FE}/, "\x{FF}\x{FE}\x{FD}"); # bug id 20010105.016
+$cnt = split(/\x{FE}/, "\x{FF}\x{FE}\x{FD}"); # bug id 20010105.016
ok(@ary == 2 &&
$ary[0] eq "\xFF" && $ary[1] eq "\xFD" &&
$ary[0] eq "\x{FF}" && $ary[1] eq "\x{FD}");
+is($cnt, scalar(@ary));
@ary = split(/(\x{FE}\xFE)/, "\xFF\x{FF}\xFE\x{FE}\xFD\x{FD}"); # variant of 31
+$cnt = split(/(\x{FE}\xFE)/, "\xFF\x{FF}\xFE\x{FE}\xFD\x{FD}"); # variant of 31
ok(@ary == 3 &&
$ary[0] eq "\xFF\xFF" &&
$ary[0] eq "\x{FF}\xFF" &&
$ary[2] eq "\xFD\xFD" &&
$ary[2] eq "\x{FD}\xFD" &&
$ary[2] eq "\x{FD}\x{FD}");
+is($cnt, scalar(@ary));
{
my @a = map ord, split(//, join("", map chr, (1234, 123, 2345)));
+ my $c = split(//, join("", map chr, (1234, 123, 2345)));
is("@a", "1234 123 2345");
+ is($c, scalar(@a));
}
{
my $x = 'A';
my @a = map ord, split(/$x/, join("", map chr, (1234, ord($x), 2345)));
+ my $c = split(/$x/, join("", map chr, (1234, ord($x), 2345)));
is("@a", "1234 2345");
+ is($c, scalar(@a));
}
{
my $sushi = "\x{b36c}\x{5a8c}\x{ff5b}\x{5079}\x{505b}";
my @charlist = split //, $sushi;
+ my $charnum = split //, $sushi;
+ is($charnum, scalar(@charlist));
my $r = '';
foreach my $ch (@charlist) {
$r = $r . " " . sprintf "U+%04X", ord($ch);
my $a = "ABC\x{263A}";
my @b = split( //, $a );
+ my $c = split( //, $a );
+ is($c, scalar(@b));
is(scalar @b, 4);
{
my @a = split(/\xFE/, "\xFF\xFE\xFD");
+ my $b = split(/\xFE/, "\xFF\xFE\xFD");
ok(@a == 2 && $a[0] eq "\xFF" && $a[1] eq "\xFD");
+ is($b, scalar(@a));
}
{
{
# split /(A)|B/, "1B2" should return (1, undef, 2)
my @x = split /(A)|B/, "1B2";
+ my $y = split /(A)|B/, "1B2";
+ is($y, scalar(@x));
ok($x[0] eq '1' and (not defined $x[1]) and $x[2] eq '2');
}
local $SIG{__WARN__} = sub { $warn = join '', @_; chomp $warn };
my $char = "\x{10f1ff}";
my @a = split /\r?\n/, "$char\n";
+ my $b = split /\r?\n/, "$char\n";
+ is($b, scalar(@a));
ok(@a == 1 && $a[0] eq $char && !defined($warn));
}
utf8::upgrade $_ if $u;
/(.+)/;
my @d = split /[,]/,$1;
+ my $e = split /[,]/,$1;
+ is($e, scalar(@d));
is(join (':',@d), 'readin:database:readout', "[perl #18195]");
}
}
$p="a,b";
utf8::upgrade $p;
eval { @a=split(/[, ]+/,$p) };
+ eval { $b=split(/[, ]+/,$p) };
+ is($b, scalar(@a));
is ("$@-@a-", '-a b-', '#20912 - split() to array with /[]+/ and utf8');
}
chop $str;
my @res=split(/\s+/,$str);
+ my $cnt=split(/\s+/,$str);
ok(@res == 2 && join('-',@res) eq "A:-:B", "$msg - /\\s+/");
+ is($cnt, scalar(@res), "$msg - /\\s+/ (count)");
my $s2 = "$space$space:A:$space$space:B\x{FFFD}";
chop $s2;
my @r2 = split(' ',$s2);
+ my $c2 = split(' ',$s2);
ok(@r2 == 2 && join('-', @r2) eq ":A:-:B", "$msg - ' '");
+ is($c2, scalar(@r2), "$msg - ' ' (count)");
my @r3 = split(/\s+/, $s2);
+ my $c3 = split(/\s+/, $s2);
ok(@r3 == 3 && join('-', @r3) eq "-:A:-:B", "$msg - /\\s+/ No.2");
+ is($c3, scalar(@r3), "$msg - /\\s+/ No.2 (count)");
}
}
my $src = "ABC \0 FOO \0 XYZ";
my @s = split(" \0 ", $src);
my @r = split(/ \0 /, $src);
+ my $cs = split(" \0 ", $src);
+ my $cr = split(/ \0 /, $src);
is(scalar(@s), 3);
+ is($cs, 3);
+ is($cr, 3);
is($s[0], "ABC");
is($s[1], "FOO");
is($s[2]," XYZ");