Commit | Line | Data |
82a7479c |
1 | package Nomad; |
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2 | |
3 | # Suboptimal things: |
4 | # ast type info is generally still implicit |
5 | # the combined madness calls are actually losing type information |
6 | # brace madprops tend to be too low in the tree |
7 | # could use about 18 more refactorings... |
8 | # lots of unused cruft left around from previous refactorings |
9 | |
10 | use strict; |
11 | use warnings; |
12 | use Carp; |
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13 | |
14 | use P5AST; |
15 | use P5re; |
16 | |
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17 | my $deinterpolate; |
18 | |
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19 | sub xml_to_p5 { |
20 | my %options = @_; |
21 | |
22 | |
23 | my $filename = $options{'input'} or die; |
24 | $deinterpolate = $options{'deinterpolate'}; |
25 | my $YAML = $options{'YAML'}; |
26 | |
27 | local $SIG{__DIE__} = sub { |
28 | my $e = shift; |
29 | $e =~ s/\n$/\n [NODE $filename line $::prevstate->{line}]/ if $::prevstate; |
30 | confess $e; |
31 | }; |
32 | |
33 | # parse file |
34 | use XML::Parser; |
35 | my $p1 = XML::Parser->new(Style => 'Objects', Pkg => 'PLXML'); |
36 | $p1->setHandlers('Char' => sub { warn "Chars $_[1]" if $_[1] =~ /\S/; }); |
37 | |
38 | # First slurp XML into tree of objects. |
39 | |
40 | my $root = $p1->parsefile($filename); |
41 | |
42 | # Now turn XML tree into something more like an AST. |
43 | |
44 | PLXML::prepreproc($root->[0]); |
45 | my $ast = P5AST->new('Kids' => [$root->[0]->ast()]); |
46 | #::t($ast); |
47 | |
48 | if ($YAML) { |
49 | require YAML::Syck; |
50 | return YAML::Syck::Dump($ast); |
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51 | } |
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52 | |
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53 | # Finally, walk AST to produce new program. |
54 | |
55 | my $text = $ast->p5text(); # returns encoded, must output raw |
56 | return $text; |
57 | } |
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58 | |
59 | $::curstate = 0; |
60 | $::prevstate = 0; |
61 | $::curenc = 1; # start in iso-8859-1, sigh... |
62 | |
63 | $::H = "HeredocHere000"; |
64 | %::H = (); |
65 | |
66 | my @enc = ( |
67 | 'utf-8', |
68 | 'iso-8859-1', |
69 | ); |
70 | |
71 | my %enc = ( |
72 | 'utf-8' => 0, |
73 | 'iso-8859-1' => 1, |
74 | ); |
75 | |
76 | my %madtype = ( |
77 | '$' => 'p5::sigil', |
78 | '@' => 'p5::sigil', |
79 | '%' => 'p5::sigil', |
80 | '&' => 'p5::sigil', |
81 | '*' => 'p5::sigil', |
82 | 'o' => 'p5::operator', |
83 | '~' => 'p5::operator', |
84 | '+' => 'p5::punct', |
85 | '?' => 'p5::punct', |
86 | ':' => 'p5::punct', |
87 | ',' => 'p5::punct', |
88 | ';' => 'p5::punct', |
89 | '#' => 'p5::punct', |
90 | '(' => 'p5::opener', |
91 | ')' => 'p5::closer', |
92 | '[' => 'p5::opener', |
93 | ']' => 'p5::closer', |
94 | '{' => 'p5::opener', |
95 | '}' => 'p5::closer', |
96 | '1' => 'p5::punct', |
97 | '2' => 'p5::punct', |
98 | 'a' => 'p5::operator', |
99 | 'A' => 'p5::operator', |
100 | 'd' => 'p5::declarator', |
101 | 'E' => 'p5::text', |
102 | 'L' => 'p5::label', |
103 | 'm' => 'p5::remod', |
104 | # 'n' => 'p5::name', |
105 | 'q' => 'p5::openquote', |
106 | 'Q' => 'p5::closequote', |
107 | '=' => 'p5::text', |
108 | 'R' => 'p5::text', |
109 | 's' => 'p5::text', |
110 | 's' => 'p5::declarator', |
111 | # 'V' => 'p5::version', |
112 | 'X' => 'p5::token', |
113 | ); |
114 | |
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115 | use Data::Dumper; |
116 | $Data::Dumper::Indent = 1; |
117 | $Data::Dumper::Quotekeys = 0; |
118 | |
119 | sub d { |
120 | my $text = Dumper(@_); |
121 | # doesn't scale well, alas |
122 | 1 while $text =~ s/(.*)^([^\n]*)bless\( \{\n(.*?)^(\s*\}), '([^']*)' \)([^\n]*)/$1$2$5 {\n$3$4$6 # $5/ms; |
123 | $text =~ s/PLXML:://g; |
124 | if ($text) { |
125 | my ($package, $filename, $line) = caller; |
126 | my $subroutine = (caller(1))[3]; |
127 | $text =~ s/\n?\z/, called from $subroutine, line $line\n/; |
128 | warn $text; |
129 | } |
130 | }; |
131 | |
132 | { |
133 | |
134 | my %xmlrepl = ( |
135 | '&' => '&', |
136 | "'" => ''', |
137 | '"' => '&dquo;', |
138 | '<' => '<', |
139 | '>' => '>', |
140 | "\n" => ' ', |
141 | "\t" => '	', |
142 | ); |
143 | |
144 | sub x { |
145 | my $indent = 0; |
146 | if (@_ > 1) { |
147 | warn xdolist($indent,"LIST",@_); |
148 | } |
149 | else { |
150 | my $type = ref $_[0]; |
151 | if ($type) { |
152 | warn xdoitem($indent,$type,@_); |
153 | } |
154 | else { |
155 | warn xdoitem($indent,"ITEM",@_); |
156 | } |
157 | } |
158 | } |
159 | |
160 | sub xdolist { |
161 | my $indent = shift; |
162 | my $tag = shift; |
163 | my $in = ' ' x ($indent * 2); |
164 | my $result; |
165 | $result .= "$in<$tag>\n" if defined $tag; |
166 | for my $it (@_) { |
167 | my $itt = ref $it || "ITEM"; |
168 | $itt =~ s/::/:/g; |
169 | $result .= xdoitem($indent+1,$itt,$it); |
170 | } |
171 | $result .= "$in</$tag>\n" if defined $tag; |
172 | return $result; |
173 | } |
174 | |
175 | sub xdohash { |
176 | my $indent = shift; |
177 | my $tag = shift; |
178 | my $hash = shift; |
179 | my $in = ' ' x ($indent * 2); |
180 | my $result = "$in<$tag>\n"; |
181 | my @keys = sort keys %$hash; |
182 | my $longest = 0; |
183 | for my $k (@keys) { |
184 | $longest = length($k) if length($k) > $longest; |
185 | } |
186 | my $K; |
187 | for my $k (@keys) { |
188 | my $tmp; |
189 | $K = $$hash{$k}, next if $k eq 'Kids'; |
190 | my $sp = ' ' x ($longest - length($k)); |
191 | if (ref $$hash{$k}) { |
192 | $tmp = xdoitem($indent+1,"kv",$$hash{$k}); |
193 | $tmp =~ s!^ *<kv>\n *</kv>!$in <kv/>!; |
194 | } |
195 | else { |
196 | $tmp = xdoitem($indent+1,"kv",$$hash{$k}); |
197 | } |
198 | $k =~ s/([\t\n'"<>&])/$xmlrepl{$1}/g; |
199 | $tmp =~ s/<kv/<kv k='$k'$sp/ or |
200 | $tmp =~ s/^(.*)$/$in <kv k='$k'>\n$in $1$in <\/kv>\n/s; |
201 | $result .= $tmp; |
202 | } |
203 | if ($K and @$K) { |
204 | $result .= xdolist($indent, undef, @$K); |
205 | } |
206 | $result .= "$in</$tag>\n"; |
207 | } |
208 | |
209 | sub xdoitem { |
210 | my $indent = shift; |
211 | my $tag = shift; |
212 | my $item = shift; |
213 | my $in = ' ' x ($indent * 2); |
214 | my $r = ref $item; |
215 | if (not $r) { |
216 | $item =~ s/([\t\n'"<>&])/$xmlrepl{$1}/g; |
217 | return "$in<$tag>$item</$tag>\n"; |
218 | } |
219 | (my $newtag = $r) =~ s/::/:/g; |
220 | my $t = "$item"; |
221 | if ($t =~ /\bARRAY\b/) { |
222 | if (@{$item}) { |
223 | return xdolist($indent,$tag,@{$item}); |
224 | } |
225 | else { |
226 | return "$in<$tag />\n"; |
227 | } |
228 | } |
229 | if ($t =~ /\bHASH\b/) { |
230 | return xdohash($indent,$tag,$item); |
231 | } |
232 | if ($r =~ /^p5::/) { |
233 | return "$in<$newtag>$$item</$newtag>\n"; |
234 | } |
235 | else { |
236 | return "$in<$newtag type='$r'/>\n"; |
237 | } |
238 | } |
239 | |
240 | my %trepl = ( |
241 | "'" => '\\\'', |
242 | '"' => '\\"', |
243 | "\n" => '\\n', |
244 | "\t" => '\\t', |
245 | ); |
246 | |
247 | sub t { |
248 | my $indent = 0; |
249 | if (@_ > 1) { |
250 | tdolist($indent,"LIST",@_); |
251 | } |
252 | else { |
253 | my $type = ref $_[0]; |
254 | if ($type) { |
255 | tdoitem($indent,$type,@_); |
256 | } |
257 | else { |
258 | tdoitem($indent,"ITEM",@_); |
259 | } |
260 | } |
261 | print STDERR "\n"; |
262 | } |
263 | |
264 | sub tdolist { |
265 | my $indent = shift; |
266 | my $tag = shift || "ARRAY"; |
267 | my $in = ' ' x ($indent * 2); |
268 | if (@_) { |
269 | print STDERR "[\n"; |
270 | for my $it (@_) { |
271 | my $itt = ref $it || "ITEM"; |
272 | print STDERR $in," "; |
273 | tdoitem($indent+1,$itt,$it); |
274 | print STDERR "\n"; |
275 | } |
276 | print STDERR "$in]"; |
277 | } |
278 | else { |
279 | print STDERR "[]"; |
280 | } |
281 | } |
282 | |
283 | sub tdohash { |
284 | my $indent = shift; |
285 | my $tag = shift; |
286 | my $hash = shift; |
287 | my $in = ' ' x ($indent * 2); |
288 | |
289 | print STDERR "$tag => {\n"; |
290 | |
291 | my @keys = sort keys %$hash; |
292 | my $longest = 0; |
293 | for my $k (@keys) { |
294 | $longest = length($k) if length($k) > $longest; |
295 | } |
296 | my $K; |
297 | for my $k (@keys) { |
298 | my $sp = ' ' x ($longest - length($k)); |
299 | print STDERR "$in $k$sp => "; |
300 | tdoitem($indent+1,"",$$hash{$k}); |
301 | if ($k eq 'Kids') { |
302 | print STDERR " # Kids"; |
303 | } |
304 | print STDERR "\n"; |
305 | } |
306 | print STDERR "$in} # $tag"; |
307 | } |
308 | |
309 | sub tdoitem { |
310 | my $indent = shift; |
311 | my $tag = shift; |
312 | my $item = shift; |
313 | if (not defined $item) { |
314 | print STDERR "UNDEF"; |
315 | return; |
316 | } |
317 | # my $in = ' ' x ($indent * 2); |
318 | my $r = ref $item; |
319 | if (not $r) { |
320 | $item =~ s/([\t\n"])/$trepl{$1}/g; |
321 | print STDERR "\"$item\""; |
322 | return; |
323 | } |
324 | my $t = "$item"; |
325 | if ($r =~ /^p5::/) { |
326 | my $str = $$item{uni}; |
327 | my $enc = $enc[$$item{enc}] . ' '; |
328 | $enc =~ s/iso-8859-1 //; |
329 | $str =~ s/([\t\n"])/$trepl{$1}/g; |
330 | print STDERR "$r $enc\"$str\""; |
331 | } |
332 | elsif ($t =~ /\bARRAY\b/) { |
333 | tdolist($indent,$tag,@{$item}); |
334 | } |
335 | elsif ($t =~ /\bHASH\b/) { |
336 | tdohash($indent,$tag,$item); |
337 | } |
338 | else { |
339 | print STDERR "$r type='$r'"; |
340 | } |
341 | } |
342 | } |
343 | |
344 | sub encnum { |
345 | my $encname = shift; |
346 | if (not exists $enc{$encname}) { |
347 | push @enc, $encname; |
348 | return $enc{$encname} = $#enc; |
349 | } |
350 | return $enc{$encname}; |
351 | } |
352 | |
353 | use PLXML; |
354 | |
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355 | package p5::text; |
356 | |
357 | use Encode; |
358 | |
359 | sub new { |
360 | my $class = shift; |
361 | my $text = shift; |
362 | die "Too many args to new" if @_; |
363 | die "Attempt to bless non-text $text" if ref $text; |
364 | return bless( { uni => $text, |
365 | enc => $::curenc, |
366 | }, $class); |
367 | } |
368 | |
369 | sub uni { my $self = shift; $$self{uni}; } # internal stuff all in utf8 |
370 | |
371 | sub enc { |
372 | my $self = shift; |
373 | my $enc = $enc[$$self{enc} || 0]; |
374 | return encode($enc, $$self{uni}); |
375 | } |
376 | |
377 | package p5::closequote; BEGIN { @p5::closequote::ISA = 'p5::punct'; } |
378 | package p5::closer; BEGIN { @p5::closer::ISA = 'p5::punct'; } |
379 | package p5::declarator; BEGIN { @p5::declarator::ISA = 'p5::token'; } |
380 | package p5::junk; BEGIN { @p5::junk::ISA = 'p5::text'; } |
381 | package p5::label; BEGIN { @p5::label::ISA = 'p5::token'; } |
382 | #package p5::name; BEGIN { @p5::name::ISA = 'p5::token'; } |
383 | package p5::opener; BEGIN { @p5::opener::ISA = 'p5::punct'; } |
384 | package p5::openquote; BEGIN { @p5::openquote::ISA = 'p5::punct'; } |
385 | package p5::operator; BEGIN { @p5::operator::ISA = 'p5::token'; } |
386 | package p5::punct; BEGIN { @p5::punct::ISA = 'p5::token'; } |
387 | package p5::remod; BEGIN { @p5::remod::ISA = 'p5::token'; } |
388 | package p5::sigil; BEGIN { @p5::sigil::ISA = 'p5::punct'; } |
389 | package p5::token; BEGIN { @p5::token::ISA = 'p5::text'; } |
390 | #package p5::version; BEGIN { @p5::version::ISA = 'p5::token'; } |
391 | |
392 | ################################################################ |
393 | # Routines to turn XML tree into an AST. Mostly this amounts to hoisting |
394 | # misplaced nodes and flattening various things into lists. |
395 | |
396 | package PLXML; |
397 | |
398 | sub AUTOLOAD { |
399 | ::x("AUTOLOAD $PLXML::AUTOLOAD", @_); |
400 | return "[[[ $PLXML::AUTOLOAD ]]]"; |
401 | } |
402 | |
403 | sub prepreproc { |
404 | my $self = shift; |
405 | my $kids = $$self{Kids}; |
406 | $self->{mp} = {}; |
407 | if (defined $kids) { |
408 | my $i; |
409 | for ($i = 0; $i < @$kids; $i++) { |
410 | if (ref $kids->[$i] eq "PLXML::madprops") { |
411 | $self->{mp} = splice(@$kids, $i, 1)->hash($self,@_); |
412 | $i--; |
413 | next; |
414 | } |
415 | else { |
416 | prepreproc($kids->[$i], $self, @_); |
417 | } |
418 | } |
419 | } |
420 | } |
421 | |
422 | sub preproc { |
423 | my $self = shift; |
424 | if (ref $self eq 'PLXML::op_null' and $$self{was}) { |
425 | return "PLXML::op_$$self{was}"->key(); |
426 | } |
427 | else { |
428 | return $self->key(); |
429 | } |
430 | } |
431 | |
432 | sub newtype { |
433 | my $self = shift; |
434 | my $t = ref $self || $self; |
435 | $t = "PLXML::op_$$self{was}" if $t eq 'PLXML::op_null' and $$self{was}; |
436 | $t =~ s/PLXML/P5AST/ or die "Bad type: $t"; |
437 | return $t; |
438 | } |
439 | |
440 | sub madness { |
441 | my $self = shift; |
442 | my @keys = split(' ', shift); |
443 | my @vals = (); |
444 | for my $key (@keys) { |
445 | my $madprop = $self->{mp}{$key}; |
446 | next unless defined $madprop; |
447 | if (ref $madprop eq 'PLXML::mad_op') { |
448 | if ($key eq 'b') { |
449 | push @vals, $madprop->blockast($self, @_); |
450 | } |
451 | else { |
452 | push @vals, $madprop->ast($self, @_); |
453 | } |
454 | next; |
455 | } |
456 | my $white; |
457 | if ($white = $self->{mp}{"_$key"}) { |
458 | push @vals, p5::junk->new($white); |
459 | } |
460 | my $type = $madtype{$key} || "p5::token"; |
461 | push @vals, $type->new($madprop); |
462 | if ($white = $self->{mp}{"#$key"}) { |
463 | push @vals, p5::junk->new($white); |
464 | } |
465 | } |
466 | @vals; |
467 | } |
468 | |
469 | sub blockast { |
470 | my $self = shift; |
471 | $self->ast(@_); |
472 | } |
473 | |
474 | sub ast { |
475 | my $self = shift; |
476 | |
477 | my @newkids; |
478 | for my $kid (@{$$self{Kids}}) { |
479 | push @newkids, $kid->ast($self, @_); |
480 | } |
481 | return $self->newtype->new(Kids => [uc $self->key(), "(", @newkids, ")"]); |
482 | } |
483 | |
484 | sub op { |
485 | my $self = shift; |
486 | my $desc = $self->desc(); |
487 | if ($desc =~ /\((.*?)\)/) { |
488 | return $1; |
489 | } |
490 | else { |
491 | return " <<" . $self->key() . ">> "; |
492 | } |
493 | } |
494 | |
495 | sub mp { |
496 | my $self = shift; |
497 | return $self->{mp}; |
498 | } |
499 | |
500 | package PLXML::Characters; |
501 | |
502 | sub ast { die "oops" } |
503 | sub pair { die "oops" } |
504 | |
505 | package PLXML::madprops; |
506 | |
507 | sub ast { |
508 | die "oops madprops"; |
509 | } |
510 | |
511 | sub hash { |
512 | my $self = shift; |
513 | my @pairs; |
514 | my %hash = (); |
515 | my $firstthing = ''; |
516 | my $lastthing = ''; |
517 | |
518 | # We need to guarantee key uniqueness at this point. |
519 | for my $kid (@{$$self{Kids}}) { |
520 | my ($k,$v) = $kid->pair($self, @_); |
521 | $firstthing ||= $k; |
522 | if ($k =~ /^[_#]$/) { # rekey whitespace according to preceding entry |
523 | $k .= $lastthing; # (which is actually the token the whitespace is before) |
524 | } |
525 | else { |
526 | $k .= 'x' while exists $hash{$k}; |
527 | $lastthing = $k; |
528 | } |
529 | $hash{$k} = $v; |
530 | } |
531 | $hash{FIRST} = $firstthing; |
532 | $hash{LAST} = $lastthing; |
533 | return \%hash; |
534 | } |
535 | |
536 | package PLXML::mad_op; |
537 | |
538 | sub pair { |
539 | my $self = shift; |
540 | my $key = $$self{key}; |
541 | return $key,$self; |
542 | } |
543 | |
544 | sub ast { |
545 | my $self = shift; |
546 | $self->prepreproc(@_); |
547 | my @vals; |
548 | for my $kid (@{$$self{Kids}}) { |
549 | push @vals, $kid->ast($self, @_); |
550 | } |
551 | if (@vals == 1) { |
552 | return @vals; |
553 | } |
554 | else { |
555 | return P5AST::op_list->new(Kids => [@vals]); |
556 | } |
557 | } |
558 | |
559 | sub blockast { |
560 | my $self = shift; |
561 | $self->prepreproc(@_); |
562 | my @vals; |
563 | for my $kid (@{$$self{Kids}}) { |
564 | push @vals, $kid->blockast($self, @_); |
565 | } |
566 | if (@vals == 1) { |
567 | return @vals; |
568 | } |
569 | else { |
570 | return P5AST::op_lineseq->new(Kids => [@vals]); |
571 | } |
572 | } |
573 | |
574 | package PLXML::mad_pv; |
575 | |
576 | sub pair { |
577 | my $self = shift; |
578 | my $key = $$self{key}; |
579 | my $val = $$self{val}; |
580 | $val =~ s/STUPIDXML\(#x(\w+)\)/chr(hex $1)/eg; |
581 | return $key,$val; |
582 | } |
583 | |
584 | package PLXML::mad_sv; |
585 | |
586 | sub pair { |
587 | my $self = shift; |
588 | my $key = $$self{key}; |
589 | my $val = $$self{val}; |
590 | $val =~ s/STUPIDXML\(#x(\w+)\)/chr(hex $1)/eg; |
591 | return $key,$val; |
592 | } |
593 | |
594 | package PLXML::baseop; |
595 | |
596 | sub ast { |
597 | my $self = shift; |
598 | |
599 | my @retval; |
600 | my @newkids; |
601 | push @retval, $self->madness('M ox'); |
602 | for my $kid (@{$$self{Kids}}) { |
603 | push @newkids, $kid->ast($self, @_); |
604 | } |
605 | if (@newkids) { |
606 | push @retval, uc $self->key(), "(", @newkids , ")"; |
607 | } |
608 | else { |
609 | push @retval, $self->madness('o ( )'); |
610 | } |
611 | return $self->newtype->new(Kids => [@retval]); |
612 | } |
613 | |
614 | package PLXML::baseop_unop; |
615 | |
616 | sub ast { |
617 | my $self = shift; |
618 | my @newkids = $self->madness('d M ox o ('); |
619 | |
620 | if (exists $$self{Kids}) { |
621 | my $arg = $$self{Kids}[0]; |
622 | push @newkids, $arg->ast($self, @_) if defined $arg; |
623 | } |
624 | push @newkids, $self->madness(')'); |
625 | |
626 | return $self->newtype()->new(Kids => [@newkids]); |
627 | } |
628 | |
629 | package PLXML::binop; |
630 | |
631 | sub ast { |
632 | my $self = shift; |
633 | my @newkids; |
634 | |
635 | push @newkids, $self->madness('M ox'); |
636 | |
637 | my $left = $$self{Kids}[0]; |
638 | push @newkids, $left->ast($self, @_); |
639 | |
640 | push @newkids, $self->madness('o'); |
641 | |
642 | my $right = $$self{Kids}[1]; |
643 | if (defined $right) { |
644 | push @newkids, $right->ast($self, @_); |
645 | } |
646 | |
647 | return $self->newtype->new(Kids => [@newkids]); |
648 | } |
649 | |
650 | package PLXML::cop; |
651 | |
652 | package PLXML::filestatop; |
653 | |
654 | sub ast { |
655 | my $self = shift; |
656 | |
657 | my @newkids = $self->madness('o ('); |
658 | |
659 | if (@{$$self{Kids}}) { |
660 | for my $kid (@{$$self{Kids}}) { |
661 | push @newkids, $kid->ast($self, @_); |
662 | } |
663 | } |
664 | if ($$self{mp}{O}) { |
665 | push @newkids, $self->madness('O'); |
666 | } |
667 | push @newkids, $self->madness(')'); |
668 | |
669 | return $self->newtype->new(Kids => [@newkids]); |
670 | } |
671 | |
672 | package PLXML::listop; |
673 | |
674 | sub ast { |
675 | my $self = shift; |
676 | |
677 | my @retval; |
678 | my @before; |
679 | my @after; |
680 | if (@before = $self->madness('M')) { |
681 | push @before, $self->madness('ox'); # o is the function name |
682 | } |
683 | if (@retval = $self->madness('X')) { |
684 | push @before, $self->madness('o x'); |
685 | return P5AST::listop->new(Kids => [@before,@retval]); |
686 | } |
687 | |
cbe583b9 |
688 | push @retval, $self->madness('o ( [ {'); |
6a28abbc |
689 | |
690 | my @newkids; |
691 | for my $kid (@{$$self{Kids}}) { |
692 | next if ref $kid eq 'PLXML::op_pushmark'; |
693 | next if ref $kid eq 'PLXML::op_null' and |
694 | defined $$kid{was} and $$kid{was} eq 'pushmark'; |
695 | push @newkids, $kid->ast($self, @_); |
696 | } |
697 | |
698 | my $x = ""; |
699 | |
700 | if ($$self{mp}{S}) { |
701 | push @retval, $self->madness('S'); |
702 | } |
703 | push @retval, @newkids; |
704 | |
cbe583b9 |
705 | push @retval, $self->madness('} ] )'); |
6a28abbc |
706 | return $self->newtype->new(Kids => [@before,@retval,@after]); |
707 | } |
708 | |
709 | package PLXML::logop; |
710 | |
711 | sub ast { |
712 | my $self = shift; |
713 | |
714 | my @newkids; |
715 | push @newkids, $self->madness('o ('); |
716 | for my $kid (@{$$self{Kids}}) { |
717 | push @newkids, $kid->ast($self, @_); |
718 | } |
719 | push @newkids, $self->madness(')'); |
720 | return $self->newtype->new(Kids => [@newkids]); |
721 | } |
722 | |
723 | package PLXML::loop; |
724 | |
725 | package PLXML::loopexop; |
726 | |
727 | sub ast { |
728 | my $self = shift; |
729 | my @newkids = $self->madness('o ('); |
730 | |
731 | if ($$self{mp}{L} or not $$self{flags} =~ /\bSPECIAL\b/) { |
732 | my @label = $self->madness('L'); |
733 | if (@label) { |
734 | push @newkids, @label; |
735 | } |
736 | else { |
737 | my $arg = $$self{Kids}[0]; |
738 | push @newkids, $arg->ast($self, @_) if defined $arg; |
739 | } |
740 | } |
741 | push @newkids, $self->madness(')'); |
742 | |
743 | return $self->newtype->new(Kids => [@newkids]); |
744 | } |
745 | |
746 | |
747 | package PLXML::padop; |
748 | |
749 | package PLXML::padop_svop; |
750 | |
751 | package PLXML::pmop; |
752 | |
753 | sub ast { |
754 | my $self = shift; |
755 | |
756 | return P5AST::pmop->new(Kids => []) unless exists $$self{flags}; |
757 | |
758 | my $bits = $self->fetchbits($$self{flags},@_); |
759 | |
760 | my @newkids; |
761 | if ($bits->{binding}) { |
762 | push @newkids, $bits->{binding}; |
763 | push @newkids, $self->madness('~'); |
764 | } |
765 | if (exists $bits->{regcomp} and $bits->{regcomp}) { |
766 | my @front = $self->madness('q'); |
767 | my @back = $self->madness('Q'); |
768 | push @newkids, @front, $bits->{regcomp}, @back, |
769 | $self->madness('m'); |
770 | } |
771 | elsif ($$self{mp}{q}) { |
772 | push @newkids, $self->madness('q = Q m'); |
773 | } |
774 | elsif ($$self{mp}{X}) { |
775 | push @newkids, $self->madness('X m'); |
776 | } |
777 | else { |
778 | push @newkids, $self->madness('e m'); |
779 | } |
780 | |
781 | return $self->newtype->new(Kids => [@newkids]); |
782 | } |
783 | |
784 | sub innerpmop { |
785 | my $pmop = shift; |
786 | my $bits = shift; |
787 | for my $key (grep {!/^Kids/} keys %$pmop) { |
788 | $bits->{$key} = $pmop->{$key}; |
789 | } |
790 | |
791 | # Have to delete all the fake evals of the repl. This is a pain... |
792 | if (@{$$pmop{Kids}}) { |
793 | my $really = $$pmop{Kids}[0]{Kids}[0]; |
794 | if (ref $really eq 'PLXML::op_substcont') { |
795 | $really = $$really{Kids}[0]; |
796 | } |
797 | while ((ref $really) =~ /^PLXML::op_.*(null|entereval)/) { |
798 | if (exists $$really{was}) { |
799 | $bits->{repl} = $really->ast(@_); |
800 | return; |
801 | } |
802 | $really = $$really{Kids}[0]; |
803 | } |
804 | if (ref $really eq 'PLXML::op_scope' and |
805 | @{$$really{Kids}} == 1 and |
806 | ref $$really{Kids}[0] eq 'PLXML::op_null' and |
807 | not @{$$really{Kids}[0]{Kids}}) |
808 | { |
809 | $bits->{repl} = ''; |
810 | return; |
811 | } |
812 | if (ref $really eq 'PLXML::op_leave' and |
813 | @{$$really{Kids}} == 2 and |
814 | ref $$really{Kids}[1] eq 'PLXML::op_null' and |
815 | not @{$$really{Kids}[1]{Kids}}) |
816 | { |
817 | $bits->{repl} = ''; |
818 | return; |
819 | } |
820 | if ((ref $really) =~ /^PLXML::op_(scope|leave)/) { |
821 | # should be at inner do {...} here, so skip that fakery too |
822 | $bits->{repl} = $really->newtype->new(Kids => [$really->PLXML::op_lineseq::lineseq(@_)]); |
823 | # but retrieve the whitespace before fake '}' |
824 | if ($$really{mp}{'_}'}) { |
825 | push(@{$bits->{repl}->{Kids}}, p5::junk->new($$really{mp}{'_}'})); |
826 | } |
827 | } |
828 | else { # something else, padsv probably |
829 | $bits->{repl} = $really->ast(@_); |
830 | } |
831 | } |
832 | } |
833 | |
834 | sub fetchbits { |
835 | my $self = shift; |
836 | my $flags = shift || ''; |
837 | my %bits = %$self; |
838 | my @kids = @{$$self{Kids}}; |
839 | if (@kids) { |
840 | delete $bits{Kids}; |
841 | my $arg = shift @kids; |
842 | innerpmop($arg,\%bits, $self, @_); |
843 | if ($flags =~ /STACKED/) { |
844 | $arg = shift @kids; |
845 | $bits{binding} = $arg->ast($self, @_); |
846 | } |
847 | if ($bits{when} ne "COMP" and @kids) { |
848 | $arg = pop @kids; |
849 | $bits{regcomp} = $arg->ast($self, @_); |
850 | } |
851 | if (not exists $bits{repl} and @kids) { |
852 | $arg = shift @kids; |
853 | $bits{repl} = $arg->ast($self, @_); |
854 | } |
855 | } |
856 | return \%bits; |
857 | } |
858 | |
859 | package PLXML::pvop_svop; |
860 | |
861 | package PLXML::unop; |
862 | |
863 | sub ast { |
864 | my $self = shift; |
865 | my @newkids = $self->madness('o ('); |
866 | |
867 | if (exists $$self{Kids}) { |
868 | my $arg = $$self{Kids}[0]; |
869 | push @newkids, $arg->ast($self, @_) if defined $arg; |
870 | } |
871 | push @newkids, $self->madness(')'); |
872 | |
873 | return $self->newtype->new(Kids => [@newkids]); |
874 | } |
875 | |
876 | package PLXML; |
877 | package PLXML::Characters; |
878 | package PLXML::madprops; |
879 | package PLXML::mad_op; |
880 | package PLXML::mad_pv; |
881 | package PLXML::baseop; |
882 | package PLXML::baseop_unop; |
883 | package PLXML::binop; |
884 | package PLXML::cop; |
885 | package PLXML::filestatop; |
886 | package PLXML::listop; |
887 | package PLXML::logop; |
888 | package PLXML::loop; |
889 | package PLXML::loopexop; |
890 | package PLXML::padop; |
891 | package PLXML::padop_svop; |
892 | package PLXML::pmop; |
893 | package PLXML::pvop_svop; |
894 | package PLXML::unop; |
895 | package PLXML::op_null; |
896 | |
897 | # Null nodes typed by first madprop. |
898 | |
899 | my %astmad; |
900 | |
901 | BEGIN { |
902 | %astmad = ( |
903 | 'p' => sub { # peg for #! line, etc. |
904 | my $self = shift; |
905 | my @newkids; |
906 | push @newkids, $self->madness('p px'); |
907 | $::curstate = 0; |
908 | return P5AST::peg->new(Kids => [@newkids]) |
909 | }, |
910 | '(' => sub { # extra parens around the whole thing |
911 | my $self = shift; |
912 | my @newkids; |
913 | push @newkids, $self->madness('dx d o ('); |
914 | for my $kid (@{$$self{Kids}}) { |
915 | push @newkids, $kid->ast($self, @_); |
916 | } |
917 | push @newkids, $self->madness(')'); |
918 | return P5AST::parens->new(Kids => [@newkids]) |
919 | }, |
920 | '~' => sub { # binding operator |
921 | my $self = shift; |
922 | my @newkids; |
923 | push @newkids, $$self{Kids}[0]->ast($self,@_); |
924 | push @newkids, $self->madness('~'); |
925 | push @newkids, $$self{Kids}[1]->ast($self,@_); |
926 | return P5AST::bindop->new(Kids => [@newkids]) |
927 | }, |
928 | ';' => sub { # null statements/blocks |
929 | my $self = shift; |
930 | my @newkids; |
931 | push @newkids, $self->madness('{ ; }'); |
932 | $::curstate = 0; |
933 | return P5AST::nothing->new(Kids => [@newkids]) |
934 | }, |
935 | 'I' => sub { # if or unless statement keyword |
936 | my $self = shift; |
937 | my @newkids; |
938 | push @newkids, $self->madness('L I ('); |
939 | my @subkids; |
940 | for my $kid (@{$$self{Kids}}) { |
941 | push @subkids, $kid->ast($self, @_); |
942 | } |
943 | die "oops in op_null->new" unless @subkids == 1; |
944 | my $newself = $subkids[0]; |
945 | @subkids = @{$$newself{Kids}}; |
946 | |
947 | unshift @{$subkids[0]{Kids}}, @newkids; |
948 | push @{$subkids[0]{Kids}}, $self->madness(')'); |
949 | return bless($newself, 'P5AST::condstate'); |
950 | }, |
951 | 'U' => sub { # use |
952 | my $self = shift; |
953 | my @newkids; |
954 | my @module = $self->madness('U'); |
955 | my @args = $self->madness('A'); |
956 | my $module = $module[-1]{Kids}[-1]; |
957 | if ($module->uni eq 'bytes') { |
82a7479c |
958 | $::curenc = Nomad::encnum('iso-8859-1'); |
6a28abbc |
959 | } |
960 | elsif ($module->uni eq 'utf8') { |
961 | if ($$self{mp}{o} eq 'no') { |
82a7479c |
962 | $::curenc = Nomad::encnum('iso-8859-1'); |
6a28abbc |
963 | } |
964 | else { |
82a7479c |
965 | $::curenc = Nomad::encnum('utf-8'); |
6a28abbc |
966 | } |
967 | } |
968 | elsif ($module->uni eq 'encoding') { |
969 | if ($$self{mp}{o} eq 'no') { |
82a7479c |
970 | $::curenc = Nomad::encnum('iso-8859-1'); |
6a28abbc |
971 | } |
972 | else { |
82a7479c |
973 | $::curenc = Nomad::encnum(eval $args[0]->p5text); # XXX bletch |
6a28abbc |
974 | } |
975 | } |
976 | # (Surrounding {} ends up here if use is only thing in block.) |
977 | push @newkids, $self->madness('{ o'); |
978 | push @newkids, @module; |
979 | push @newkids, $self->madness('V'); |
980 | push @newkids, @args; |
981 | push @newkids, $self->madness('S ; }'); |
982 | $::curstate = 0; |
983 | return P5AST::use->new(Kids => [@newkids]) |
984 | }, |
985 | '?' => sub { # ternary |
986 | my $self = shift; |
987 | my @newkids; |
988 | my @subkids; |
989 | my @condkids = @{$$self{Kids}[0]{Kids}}; |
990 | |
991 | push @newkids, $condkids[0]->ast($self,@_), $self->madness('?'); |
992 | push @newkids, $condkids[1]->ast($self,@_), $self->madness(':'); |
993 | push @newkids, $condkids[2]->ast($self,@_); |
994 | return P5AST::ternary->new(Kids => [@newkids]) |
995 | }, |
996 | '&' => sub { # subroutine |
997 | my $self = shift; |
998 | my @newkids; |
999 | push @newkids, $self->madness('d n s a : { & } ;'); |
1000 | $::curstate = 0; |
1001 | return P5AST::sub->new(Kids => [@newkids]) |
1002 | }, |
1003 | 'i' => sub { # modifier if |
1004 | my $self = shift; |
1005 | my @newkids; |
1006 | push @newkids, $self->madness('i'); |
1007 | my $cond = $$self{Kids}[0]; |
1008 | my @subkids; |
1009 | for my $kid (@{$$cond{Kids}}) { |
1010 | push @subkids, $kid->ast($self, @_); |
1011 | } |
1012 | push @newkids, shift @subkids; |
1013 | unshift @newkids, @subkids; |
1014 | return P5AST::condmod->new(Kids => [@newkids]) |
1015 | }, |
1016 | 'P' => sub { # package declaration |
1017 | my $self = shift; |
1018 | my @newkids; |
1019 | push @newkids, $self->madness('o'); |
1020 | push @newkids, $self->madness('P'); |
1021 | push @newkids, $self->madness(';'); |
1022 | $::curstate = 0; |
1023 | return P5AST::package->new(Kids => [@newkids]) |
1024 | }, |
1025 | 'F' => sub { # format |
1026 | my $self = shift; |
1027 | my @newkids = $self->madness('F n b'); |
1028 | $::curstate = 0; |
1029 | return P5AST::format->new(Kids => [@newkids]) |
1030 | }, |
1031 | 'x' => sub { # qw literal |
1032 | my $self = shift; |
1033 | return P5AST::qwliteral->new(Kids => [$self->madness('x')]) |
1034 | }, |
1035 | 'q' => sub { # random quote |
1036 | my $self = shift; |
1037 | return P5AST::quote->new(Kids => [$self->madness('q = Q')]) |
1038 | }, |
1039 | 'X' => sub { # random literal |
1040 | my $self = shift; |
1041 | return P5AST::token->new(Kids => [$self->madness('X')]) |
1042 | }, |
1043 | ':' => sub { # attr list |
1044 | my $self = shift; |
1045 | return P5AST::attrlist->new(Kids => [$self->madness(':')]) |
1046 | }, |
1047 | ',' => sub { # "unary ," so to speak |
1048 | my $self = shift; |
1049 | my @newkids; |
1050 | push @newkids, $self->madness(','); |
1051 | push @newkids, $$self{Kids}[0]->ast($self,@_); |
1052 | return P5AST::listelem->new(Kids => [@newkids]) |
1053 | }, |
1054 | 'C' => sub { # constant conditional |
1055 | my $self = shift; |
1056 | my @newkids; |
1057 | push @newkids, $$self{Kids}[0]->ast($self,@_); |
1058 | my @folded = $self->madness('C'); |
1059 | if (@folded) { |
1060 | my @t = $self->madness('t'); |
1061 | my @e = $self->madness('e'); |
1062 | if (@e) { |
1063 | return P5AST::op_cond_expr->new( |
1064 | Kids => [ |
1065 | $self->madness('I ('), |
1066 | @folded, |
1067 | $self->madness(') ?'), |
1068 | P5AST::op_cond_expr->new(Kids => [@newkids]), |
1069 | $self->madness(':'), |
1070 | @e |
1071 | ] ); |
1072 | } |
1073 | else { |
1074 | return P5AST::op_cond_expr->new( |
1075 | Kids => [ |
1076 | $self->madness('I ('), |
1077 | @folded, |
1078 | $self->madness(') ?'), |
1079 | @t, |
1080 | $self->madness(':'), |
1081 | @newkids |
1082 | ] ); |
1083 | } |
1084 | } |
1085 | return P5AST::op_null->new(Kids => [@newkids]) |
1086 | }, |
1087 | '+' => sub { # unary + |
1088 | my $self = shift; |
1089 | my @newkids; |
1090 | push @newkids, $self->madness('+'); |
1091 | push @newkids, $$self{Kids}[0]->ast($self,@_); |
1092 | return P5AST::preplus->new(Kids => [@newkids]) |
1093 | }, |
1094 | 'D' => sub { # do block |
1095 | my $self = shift; |
1096 | my @newkids; |
1097 | push @newkids, $self->madness('D'); |
1098 | push @newkids, $$self{Kids}[0]->ast($self,@_); |
1099 | return P5AST::doblock->new(Kids => [@newkids]) |
1100 | }, |
1101 | '3' => sub { # C-style for loop |
1102 | my $self = shift; |
1103 | my @newkids; |
1104 | |
1105 | # What a mess! |
1106 | my (undef, $init, $lineseq) = @{$$self{Kids}[0]{Kids}}; |
1107 | my (undef, $leaveloop) = @{$$lineseq{Kids}}; |
1108 | my (undef, $null) = @{$$leaveloop{Kids}}; |
1109 | my $and; |
1110 | my $cond; |
1111 | my $lineseq2; |
1112 | my $block; |
1113 | my $cont; |
1114 | if (exists $$null{was} and $$null{was} eq 'and') { |
1115 | ($lineseq2) = @{$$null{Kids}}; |
1116 | } |
1117 | else { |
1118 | ($and) = @{$$null{Kids}}; |
1119 | ($cond, $lineseq2) = @{$$and{Kids}}; |
1120 | } |
1121 | if ($$lineseq2{mp}{'{'}) { |
1122 | $block = $lineseq2; |
1123 | } |
1124 | else { |
1125 | ($block, $cont) = @{$$lineseq2{Kids}}; |
1126 | } |
1127 | |
1128 | push @newkids, $self->madness('L 3 ('); |
1129 | push @newkids, $init->ast($self,@_); |
1130 | push @newkids, $self->madness('1'); |
1131 | if (defined $cond) { |
1132 | push @newkids, $cond->ast($self,@_); |
1133 | } |
1134 | elsif (defined $null) { |
1135 | push @newkids, $null->madness('1'); |
1136 | } |
1137 | push @newkids, $self->madness('2'); |
1138 | if (defined $cont) { |
1139 | push @newkids, $cont->ast($self,@_); |
1140 | } |
1141 | push @newkids, $self->madness(')'); |
1142 | push @newkids, $block->blockast($self,@_); |
1143 | $::curstate = 0; |
1144 | return P5AST::cfor->new(Kids => [@newkids]) |
1145 | }, |
1146 | 'o' => sub { # random useless operator |
1147 | my $self = shift; |
1148 | my @newkids; |
1149 | push @newkids, $self->madness('o'); |
1150 | my $kind = $newkids[-1] || ''; |
1151 | $kind = $kind->uni if ref $kind; |
1152 | my @subkids; |
1153 | for my $kid (@{$$self{Kids}}) { |
1154 | push @subkids, $kid->ast($self, @_); |
1155 | } |
1156 | if ($kind eq '=') { # stealth readline |
1157 | unshift(@newkids, shift(@subkids)); |
1158 | push(@newkids, @subkids); |
1159 | return P5AST::op_aassign->new(Kids => [@newkids]) |
1160 | } |
1161 | else { |
1162 | my $newself = $subkids[0]; |
1163 | splice(@{$newself->{Kids}}, 1, 0, |
1164 | $self->madness('ox ('), |
1165 | @newkids, |
1166 | $self->madness(')') |
1167 | ); |
1168 | return $newself; |
1169 | } |
1170 | }, |
1171 | ); |
1172 | } |
1173 | |
1174 | # Null nodes are an untyped mess inside Perl. Instead of fixing it there, |
1175 | # we derive an effective type either from the "was" field or the first madprop. |
1176 | # (The individual routines select the actual new type.) |
1177 | |
1178 | sub ast { |
1179 | my $self = shift; |
1180 | my $was = $$self{was} || 'peg'; |
1181 | my $mad = $$self{mp}{FIRST} || "unknown"; |
1182 | |
1183 | # First try for a "was". |
1184 | my $meth = "PLXML::op_${was}::astnull"; |
1185 | if (exists &{$meth}) { |
1186 | return $self->$meth(@_); |
1187 | } |
1188 | |
1189 | # Look at first madprop. |
1190 | if (exists $astmad{$mad}) { |
1191 | return $astmad{$mad}->($self); |
1192 | } |
1193 | warn "No mad $mad" unless $mad eq 'unknown'; |
1194 | |
1195 | # Do something generic. |
1196 | my @newkids; |
1197 | for my $kid (@{$$self{Kids}}) { |
1198 | push @newkids, $kid->ast($self, @_); |
1199 | } |
1200 | return $self->newtype->new(Kids => [@newkids]); |
1201 | } |
1202 | |
1203 | sub blockast { |
1204 | my $self = shift; |
1205 | local $::curstate; |
1206 | local $::curenc = $::curenc; |
1207 | return $self->madness('{ ; }'); |
1208 | } |
1209 | |
1210 | package PLXML::op_stub; |
1211 | |
1212 | sub ast { |
1213 | my $self = shift; |
1214 | return $self->newtype->new(Kids => [$self->madness(', x ( ) q = Q')]); |
1215 | } |
1216 | |
1217 | package PLXML::op_scalar; |
1218 | |
1219 | sub ast { |
1220 | my $self = shift; |
1221 | |
1222 | my @pre = $self->madness('o q'); |
1223 | my $op = pop @pre; |
1224 | if ($op->uni =~ /^<</) { |
1225 | my @newkids; |
1226 | my $opstub = bless { start => $op }, 'P5AST::heredoc'; |
1227 | push @newkids, $opstub; |
1228 | push @newkids, $self->madness('('); |
1229 | |
1230 | my @kids = @{$$self{Kids}}; |
1231 | |
1232 | my @divert; |
1233 | for my $kid (@kids) { |
1234 | next if ref $kid eq 'PLXML::op_pushmark'; |
1235 | next if ref $kid eq 'PLXML::op_null' and |
1236 | defined $$kid{was} and $$kid{was} eq 'pushmark'; |
1237 | push @divert, $kid->ast($self, @_); |
1238 | } |
1239 | $opstub->{doc} = P5AST::op_list->new(Kids => [@divert]); |
1240 | $opstub->{end} = ($self->madness('Q'))[-1]; |
1241 | |
1242 | push @newkids, $self->madness(')'); |
1243 | |
1244 | return $self->newtype->new(Kids => [@pre,@newkids]); |
1245 | } |
1246 | return $self->PLXML::baseop_unop::ast(); |
1247 | } |
1248 | |
1249 | package PLXML::op_pushmark; |
1250 | |
1251 | sub ast { () } |
1252 | |
1253 | package PLXML::op_wantarray; |
1254 | package PLXML::op_const; |
1255 | |
1256 | sub astnull { |
1257 | my $self = shift; |
1258 | my @newkids; |
1259 | return unless $$self{mp}; |
1260 | push @newkids, $self->madness('q = Q X : f O ( )'); |
1261 | return P5AST::op_const->new(Kids => [@newkids]); |
1262 | } |
1263 | |
1264 | sub ast { |
1265 | my $self = shift; |
1266 | return unless %{$$self{mp}}; |
1267 | |
1268 | my @before; |
1269 | |
1270 | my $const; |
1271 | my @args = $self->madness('f'); |
1272 | if (@args) { |
1273 | } |
1274 | elsif (exists $self->{mp}{q}) { |
1275 | push @args, $self->madness('d q'); |
1276 | if ($args[-1]->uni =~ /^<</) { |
1277 | my $opstub = bless { start => pop(@args) }, 'P5AST::heredoc'; |
1278 | $opstub->{doc} = P5AST::op_const->new(Kids => [$self->madness('=')]); |
1279 | $opstub->{end} = ($self->madness('Q'))[-1]; |
1280 | push @args, $opstub; |
1281 | } |
1282 | else { |
1283 | push @args, $self->madness('= Q'); |
1284 | } |
1285 | } |
1286 | elsif (exists $self->{mp}{X}) { |
1287 | push @before, $self->madness('d'); # was local $[ probably |
1288 | if (not $$self{mp}{O}) { |
1289 | push @before, $self->madness('o'); # was unary |
1290 | } |
1291 | my @X = $self->madness(': X'); |
1292 | if (exists $$self{private} and $$self{private} =~ /BARE/) { |
1293 | return $self->newtype->new(Kids => [@X]); |
1294 | } |
1295 | my $X = pop @X; |
1296 | push @before, @X; |
1297 | @args = ( |
1298 | $self->madness('x'), |
1299 | $X); |
1300 | if ($$self{mp}{O}) { |
1301 | push @args, $self->madness('o O'); |
1302 | } |
1303 | } |
1304 | elsif (exists $self->{mp}{O}) { |
1305 | push @args, $self->madness('O'); |
1306 | } |
1307 | elsif ($$self{private} =~ /\bBARE\b/) { |
1308 | @args = ($$self{PV}); |
1309 | } |
1310 | elsif (exists $$self{mp}{o}) { |
1311 | @args = $self->madness('o'); |
1312 | } |
1313 | elsif (exists $$self{PV}) { |
1314 | @args = ('"', $$self{PV}, '"'); |
1315 | } |
1316 | elsif (exists $$self{NV}) { |
1317 | @args = $$self{NV}; |
1318 | } |
1319 | elsif (exists $$self{IV}) { |
1320 | @args = $$self{IV}; |
1321 | } |
1322 | else { |
1323 | @args = $self->SUPER::text(@_); |
1324 | } |
1325 | return $self->newtype->new(Kids => [@before, @args]); |
1326 | } |
1327 | |
1328 | |
1329 | package PLXML::op_gvsv; |
1330 | |
1331 | sub ast { |
1332 | my $self = shift; |
1333 | my @args; |
1334 | my @retval; |
1335 | for my $attr (qw/gv GV flags/) { |
1336 | if (exists $$self{$attr}) { |
1337 | push @args, $attr, $$self{$attr}; |
1338 | } |
1339 | } |
1340 | push @retval, @args; |
1341 | push @retval, $self->madness('X'); |
1342 | return $self->newtype->new(Kids => [@retval]); |
1343 | } |
1344 | |
1345 | package PLXML::op_gv; |
1346 | |
1347 | sub ast { |
1348 | my $self = shift; |
1349 | my @newkids; |
1350 | push @newkids, $self->madness('X K'); |
1351 | |
1352 | return $self->newtype->new(Kids => [@newkids]); |
1353 | } |
1354 | |
1355 | package PLXML::op_gelem; |
1356 | |
1357 | sub ast { |
1358 | my $self = shift; |
1359 | |
1360 | local $::curstate; # in case there are statements in subscript |
1361 | local $::curenc = $::curenc; |
1362 | my @newkids; |
1363 | push @newkids, $self->madness('dx d'); |
1364 | for my $kid (@{$$self{Kids}}) { |
1365 | push @newkids, $kid->ast($self, @_); |
1366 | } |
1367 | splice @newkids, -1, 0, $self->madness('o {'); |
1368 | push @newkids, $self->madness('}'); |
1369 | |
1370 | return $self->newtype->new(Kids => [@newkids]); |
1371 | } |
1372 | |
1373 | package PLXML::op_padsv; |
1374 | |
1375 | sub ast { |
1376 | my $self = shift; |
1377 | my @args; |
1378 | push @args, $self->madness('dx d ( $ )'); |
1379 | |
1380 | return $self->newtype->new(Kids => [@args]); |
1381 | } |
1382 | |
1383 | package PLXML::op_padav; |
1384 | |
1385 | sub astnull { ast(@_) } |
1386 | |
1387 | sub ast { |
1388 | my $self = shift; |
1389 | my @retval; |
1390 | push @retval, $self->madness('dx d ('); |
1391 | push @retval, $self->madness('$ @'); |
1392 | push @retval, $self->madness(') o O'); |
1393 | return $self->newtype->new(Kids => [@retval]); |
1394 | } |
1395 | |
1396 | package PLXML::op_padhv; |
1397 | |
1398 | sub astnull { ast(@_) } |
1399 | |
1400 | sub ast { |
1401 | my $self = shift; |
1402 | my @retval; |
1403 | push @retval, $self->madness('dx d ('); |
1404 | push @retval, $self->madness('$ @ %'); |
1405 | push @retval, $self->madness(') o O'); |
1406 | return $self->newtype->new(Kids => [@retval]); |
1407 | } |
1408 | |
1409 | package PLXML::op_padany; |
1410 | |
1411 | package PLXML::op_pushre; |
1412 | |
1413 | sub ast { |
1414 | my $self = shift; |
1415 | if ($$self{mp}{q}) { |
1416 | return $self->madness('q = Q m'); |
1417 | } |
1418 | if ($$self{mp}{X}) { |
1419 | return $self->madness('X m'); |
1420 | } |
1421 | if ($$self{mp}{e}) { |
1422 | return $self->madness('e m'); |
1423 | } |
1424 | return $$self{Kids}[1]->ast($self,@_), $self->madness('m'); |
1425 | } |
1426 | |
1427 | package PLXML::op_rv2gv; |
1428 | |
1429 | sub ast { |
1430 | my $self = shift; |
1431 | |
1432 | my @newkids; |
1433 | push @newkids, $self->madness('dx d ( * $'); |
1434 | push @newkids, $$self{Kids}[0]->ast(); |
1435 | push @newkids, $self->madness(')'); |
1436 | return $self->newtype->new(Kids => [@newkids]); |
1437 | } |
1438 | |
1439 | package PLXML::op_rv2sv; |
1440 | |
1441 | sub astnull { |
1442 | my $self = shift; |
1443 | return P5AST::op_rv2sv->new(Kids => [$self->madness('O o dx d ( $ ) : a')]); |
1444 | } |
1445 | |
1446 | sub ast { |
1447 | my $self = shift; |
1448 | |
1449 | my @newkids; |
1450 | push @newkids, $self->madness('dx d ( $'); |
1451 | if (ref $$self{Kids}[0] ne "PLXML::op_gv") { |
1452 | push @newkids, $$self{Kids}[0]->ast(); |
1453 | } |
1454 | push @newkids, $self->madness(') : a'); |
1455 | return $self->newtype->new(Kids => [@newkids]); |
1456 | } |
1457 | |
1458 | package PLXML::op_av2arylen; |
1459 | |
1460 | sub ast { |
1461 | my $self = shift; |
1462 | |
1463 | my @newkids; |
1464 | push @newkids, $$self{Kids}[0]->madness('l'); |
1465 | push @newkids, $$self{Kids}[0]->ast(); |
1466 | return $self->newtype->new(Kids => [@newkids]); |
1467 | } |
1468 | |
1469 | package PLXML::op_rv2cv; |
1470 | |
1471 | sub astnull { |
1472 | my $self = shift; |
1473 | my @newkids; |
1474 | push @newkids, $self->madness('X'); |
1475 | return @newkids if @newkids; |
1476 | if (exists $$self{mp}{'&'}) { |
1477 | push @newkids, $self->madness('&'); |
1478 | if (@{$$self{Kids}}) { |
1479 | push @newkids, $$self{Kids}[0]->ast(@_); |
1480 | } |
1481 | } |
1482 | else { |
1483 | push @newkids, $$self{Kids}[0]->ast(@_); |
1484 | } |
1485 | return P5AST::op_rv2cv->new(Kids => [@newkids]); |
1486 | } |
1487 | |
1488 | sub ast { |
1489 | my $self = shift; |
1490 | |
1491 | my @newkids; |
1492 | push @newkids, $self->madness('&'); |
1493 | if (@{$$self{Kids}}) { |
1494 | push @newkids, $$self{Kids}[0]->ast(); |
1495 | } |
1496 | return $self->newtype->new(Kids => [@newkids]); |
1497 | } |
1498 | |
1499 | package PLXML::op_anoncode; |
1500 | |
1501 | sub ast { |
1502 | my $self = shift; |
1503 | my $arg = $$self{Kids}[0]; |
1504 | local $::curstate; # hide nested statements in sub |
1505 | local $::curenc = $::curenc; |
1506 | if (defined $arg) { |
1507 | return $arg->ast(@_); |
1508 | } |
1509 | return ';'; # XXX literal ; should come through somewhere |
1510 | } |
1511 | |
1512 | package PLXML::op_prototype; |
1513 | package PLXML::op_refgen; |
1514 | |
1515 | sub ast { |
1516 | my $self = shift; |
1517 | my @newkids = $self->madness('o s a'); |
1518 | |
1519 | if (exists $$self{Kids}) { |
1520 | my $arg = $$self{Kids}[0]; |
1521 | push @newkids, $arg->ast($self, @_) if defined $arg; |
1522 | } |
1523 | |
1524 | my $res = $self->newtype->new(Kids => [@newkids]); |
1525 | return $res; |
1526 | } |
1527 | |
1528 | package PLXML::op_srefgen; |
1529 | |
1530 | sub ast { |
1531 | my @newkids; |
1532 | my $self = shift; |
1533 | if ($$self{mp}{FIRST} eq '{') { |
1534 | local $::curstate; # this is officially a block, so hide it |
1535 | local $::curenc = $::curenc; |
1536 | push @newkids, $self->madness('{'); |
1537 | for my $kid (@{$$self{Kids}}) { |
1538 | push @newkids, $kid->ast($self, @_); |
1539 | } |
1540 | push @newkids, $self->madness('; }'); |
1541 | return P5AST::op_stringify->new(Kids => [@newkids]); |
1542 | } |
1543 | else { |
1544 | push @newkids, $self->madness('o ['); |
1545 | for my $kid (@{$$self{Kids}}) { |
1546 | push @newkids, $kid->ast($self, @_); |
1547 | } |
1548 | push @newkids, $self->madness(']'); |
1549 | return P5AST::op_stringify->new(Kids => [@newkids]); |
1550 | } |
1551 | } |
1552 | |
1553 | package PLXML::op_ref; |
1554 | package PLXML::op_bless; |
1555 | package PLXML::op_backtick; |
1556 | |
1557 | sub ast { |
1558 | my $self = shift; |
1559 | my @args; |
1560 | if (exists $self->{mp}{q}) { |
1561 | push @args, $self->madness('q'); |
1562 | if ($args[-1]->uni =~ /^<</) { |
1563 | my $opstub = bless { start => $args[-1] }, 'P5AST::heredoc'; |
1564 | $args[-1] = $opstub; |
1565 | $opstub->{doc} = P5AST::op_const->new(Kids => [$self->madness('=')]); |
1566 | $opstub->{end} = ($self->madness('Q'))[-1]; |
1567 | } |
1568 | else { |
1569 | push @args, $self->madness('= Q'); |
1570 | } |
1571 | } |
1572 | return $self->newtype->new(Kids => [@args]); |
1573 | } |
1574 | |
1575 | package PLXML::op_glob; |
1576 | |
1577 | sub astnull { |
1578 | my $self = shift; |
1579 | my @retval = $self->madness('o q = Q'); |
1580 | if (not @retval or $retval[-1]->uni eq 'glob') { |
1581 | push @retval, $self->madness('('); |
1582 | push @retval, $$self{Kids}[0]->ast($self,@_); |
1583 | push @retval, $self->madness(')'); |
1584 | } |
1585 | return P5AST::op_glob->new(Kids => [@retval]); |
1586 | } |
1587 | |
1588 | package PLXML::op_readline; |
1589 | |
1590 | sub astnull { |
1591 | my $self = shift; |
1592 | my @retval; |
1593 | if (exists $$self{mp}{q}) { |
1594 | @retval = $self->madness('q = Q'); |
1595 | } |
1596 | elsif (exists $$self{mp}{X}) { |
1597 | @retval = $self->madness('X'); |
1598 | } |
1599 | return P5AST::op_readline->new(Kids => [@retval]); |
1600 | } |
1601 | |
1602 | sub ast { |
1603 | my $self = shift; |
1604 | |
1605 | my @retval; |
1606 | |
1607 | my @args; |
1608 | my $const; |
1609 | if (exists $$self{mp}{q}) { |
1610 | @args = $self->madness('q = Q'); |
1611 | } |
1612 | elsif (exists $$self{mp}{X}) { |
1613 | @args = $self->madness('X'); |
1614 | } |
1615 | elsif (exists $$self{GV}) { |
1616 | @args = $$self{IV}; |
1617 | } |
1618 | elsif (@{$$self{Kids}}) { |
1619 | @args = $self->PLXML::unop::ast(@_); |
1620 | } |
1621 | else { |
1622 | @args = $self->SUPER::text(@_); |
1623 | } |
1624 | return $self->newtype->new(Kids => [@retval,@args]); |
1625 | } |
1626 | |
1627 | |
1628 | package PLXML::op_rcatline; |
1629 | package PLXML::op_regcmaybe; |
1630 | package PLXML::op_regcreset; |
1631 | package PLXML::op_regcomp; |
1632 | |
1633 | sub ast { |
1634 | my $self = shift; |
1635 | $self->PLXML::unop::ast(@_); |
1636 | } |
1637 | |
1638 | package PLXML::op_match; |
1639 | |
1640 | sub ast { |
1641 | my $self = shift; |
1642 | my $retval = $self->SUPER::ast(@_); |
1643 | my $p5re; |
1644 | if (not $p5re = $retval->p5text()) { |
1645 | $retval = $self->newtype->new(Kids => [$self->madness('X q = Q m')]); |
1646 | $p5re = $retval->p5text(); |
1647 | } |
1648 | if ($deinterpolate) { |
1649 | $retval->{P5re} = P5re::qrparse($p5re); |
1650 | } |
1651 | return $retval; |
1652 | } |
1653 | |
1654 | package PLXML::op_qr; |
1655 | |
1656 | sub ast { |
1657 | my $self = shift; |
1658 | my $retval; |
1659 | if (exists $$self{flags}) { |
1660 | $retval = $self->SUPER::ast(@_); |
1661 | } |
1662 | else { |
1663 | $retval = $self->newtype->new(Kids => [$self->madness('X q = Q m')]); |
1664 | } |
1665 | if ($deinterpolate) { |
1666 | my $p5re = $retval->p5text(); |
1667 | $retval->{P5re} = P5re::qrparse($p5re); |
1668 | } |
1669 | return $retval; |
1670 | } |
1671 | |
1672 | package PLXML::op_subst; |
1673 | |
1674 | sub ast { |
1675 | my $self = shift; |
1676 | |
1677 | my $bits = $self->fetchbits($$self{flags},@_); |
1678 | |
1679 | my @newkids; |
1680 | if ($bits->{binding}) { |
1681 | push @newkids, $bits->{binding}; |
1682 | push @newkids, $self->madness('~'); |
1683 | } |
1684 | my $X = p5::token->new($$self{mp}{X}); |
1685 | my @lfirst = $self->madness('q'); |
1686 | my @llast = $self->madness('Q'); |
1687 | push @newkids, |
1688 | @lfirst, |
1689 | $self->madness('E'), # XXX s/b e probably |
1690 | @llast; |
1691 | my @rfirst = $self->madness('z'); |
1692 | my @rlast = $self->madness('Z'); |
1693 | my @mods = $self->madness('m'); |
1694 | if ($rfirst[-1]->uni ne $llast[-1]->uni) { |
1695 | push @newkids, @rfirst; |
1696 | } |
1697 | |
1698 | push @newkids, $bits->{repl}, @rlast, @mods; |
1699 | |
1700 | my $retval = $self->newtype->new(Kids => [@newkids]); |
1701 | if ($deinterpolate) { |
1702 | my $p5re = $retval->p5text(); |
1703 | $retval->{P5re} = P5re::qrparse($p5re); |
1704 | } |
1705 | return $retval; |
1706 | } |
1707 | |
1708 | package PLXML::op_substcont; |
1709 | package PLXML::op_trans; |
1710 | |
1711 | sub ast { |
1712 | my $self = shift; |
1713 | |
1714 | # my $bits = $self->fetchbits($$self{flags},@_); |
1715 | # |
1716 | my @newkids; |
1717 | my @lfirst = $self->madness('q'); |
1718 | my @llast = $self->madness('Q'); |
1719 | push @newkids, |
1720 | @lfirst, |
1721 | $self->madness('E'), |
1722 | @llast; |
1723 | my @rfirst = $self->madness('z'); |
1724 | my @repl = $self->madness('R'); |
1725 | my @rlast = $self->madness('Z'); |
1726 | my @mods = $self->madness('m'); |
1727 | if ($rfirst[-1]->uni ne $llast[-1]->uni) { |
1728 | push @newkids, @rfirst; |
1729 | } |
1730 | |
1731 | push @newkids, @repl, @rlast, @mods; |
1732 | |
1733 | my $res = $self->newtype->new(Kids => [@newkids]); |
1734 | return $res; |
1735 | } |
1736 | |
1737 | package PLXML::op_sassign; |
1738 | |
1739 | sub ast { |
1740 | my $self = shift; |
1741 | my @newkids; |
1742 | |
1743 | my $right = $$self{Kids}[1]; |
1744 | eval { push @newkids, $right->ast($self, @_); }; |
1745 | |
1746 | push @newkids, $self->madness('o'); |
1747 | |
1748 | my $left = $$self{Kids}[0]; |
1749 | push @newkids, $left->ast($self, @_); |
1750 | |
1751 | return $self->newtype->new(Kids => [@newkids]); |
1752 | } |
1753 | |
1754 | package PLXML::op_aassign; |
1755 | |
1756 | sub astnull { ast(@_) } |
1757 | |
1758 | sub ast { |
1759 | my $self = shift; |
1760 | my @newkids; |
1761 | |
1762 | my $right = $$self{Kids}[1]; |
1763 | push @newkids, $right->ast($self, @_); |
1764 | |
1765 | push @newkids, $self->madness('o'); |
1766 | |
1767 | my $left = $$self{Kids}[0]; |
1768 | push @newkids, $left->ast($self, @_); |
1769 | |
1770 | return $self->newtype->new(Kids => [@newkids]); |
1771 | } |
1772 | |
1773 | package PLXML::op_chop; |
1774 | package PLXML::op_schop; |
1775 | package PLXML::op_chomp; |
1776 | package PLXML::op_schomp; |
1777 | package PLXML::op_defined; |
1778 | package PLXML::op_undef; |
1779 | package PLXML::op_study; |
1780 | package PLXML::op_pos; |
1781 | package PLXML::op_preinc; |
1782 | |
1783 | sub ast { |
1784 | my $self = shift; |
1785 | if ($$self{targ}) { # stealth post inc or dec |
1786 | return $self->PLXML::op_postinc::ast(@_); |
1787 | } |
1788 | return $self->SUPER::ast(@_); |
1789 | } |
1790 | |
1791 | package PLXML::op_i_preinc; |
1792 | |
1793 | sub ast { my $self = shift; $self->PLXML::op_preinc::ast(@_); } |
1794 | |
1795 | package PLXML::op_predec; |
1796 | |
1797 | sub ast { my $self = shift; $self->PLXML::op_preinc::ast(@_); } |
1798 | |
1799 | package PLXML::op_i_predec; |
1800 | |
1801 | sub ast { my $self = shift; $self->PLXML::op_preinc::ast(@_); } |
1802 | |
1803 | package PLXML::op_postinc; |
1804 | |
1805 | sub ast { |
1806 | my $self = shift; |
1807 | my @newkids; |
1808 | |
1809 | if (exists $$self{Kids}) { |
1810 | my $arg = $$self{Kids}[0]; |
1811 | push @newkids, $arg->ast($self, @_) if defined $arg; |
1812 | } |
1813 | push @newkids, $self->madness('o'); |
1814 | |
1815 | my $res = $self->newtype->new(Kids => [@newkids]); |
1816 | return $res; |
1817 | } |
1818 | |
1819 | package PLXML::op_i_postinc; |
1820 | |
1821 | sub ast { my $self = shift; $self->PLXML::op_postinc::ast(@_); } |
1822 | |
1823 | package PLXML::op_postdec; |
1824 | |
1825 | sub ast { my $self = shift; $self->PLXML::op_postinc::ast(@_); } |
1826 | |
1827 | package PLXML::op_i_postdec; |
1828 | |
1829 | sub ast { my $self = shift; $self->PLXML::op_postinc::ast(@_); } |
1830 | |
1831 | package PLXML::op_pow; |
1832 | package PLXML::op_multiply; |
1833 | package PLXML::op_i_multiply; |
1834 | package PLXML::op_divide; |
1835 | package PLXML::op_i_divide; |
1836 | package PLXML::op_modulo; |
1837 | package PLXML::op_i_modulo; |
1838 | package PLXML::op_repeat; |
1839 | |
1840 | sub ast { |
1841 | my $self = shift; |
1842 | return $self->SUPER::ast(@_) |
1843 | unless exists $$self{private} and $$self{private} =~ /DOLIST/; |
1844 | |
1845 | my $newself = $$self{Kids}[0]->ast($self,@_); |
1846 | splice @{$newself->{Kids}}, -1, 0, $self->madness('o'); |
1847 | |
1848 | return bless $newself, $self->newtype; # rebless the op_null |
1849 | } |
1850 | |
1851 | package PLXML::op_add; |
1852 | package PLXML::op_i_add; |
1853 | package PLXML::op_subtract; |
1854 | package PLXML::op_i_subtract; |
1855 | package PLXML::op_concat; |
1856 | |
1857 | sub astnull { |
1858 | my $self = shift; |
1859 | my @newkids; |
1860 | |
1861 | my @before; |
1862 | if (@before = $self->madness('M')) { |
1863 | push @before, $self->madness('ox'); # o is the . |
1864 | } |
1865 | my @after; |
1866 | my $left = $$self{Kids}[0]; |
1867 | push @newkids, $left->ast($self, @_); |
1868 | |
1869 | push @newkids, $self->madness('o'); |
1870 | |
1871 | my $right = $$self{Kids}[1]; |
1872 | push @newkids, $right->ast($self, @_); |
1873 | return P5AST::op_concat->new(Kids => [@newkids]); |
1874 | } |
1875 | |
1876 | sub ast { |
1877 | my $self = shift; |
1878 | my $parent = $_[0]; |
1879 | my @newkids; |
1880 | |
1881 | my @before; |
1882 | if (@before = $self->madness('M')) { |
1883 | push @before, $self->madness('ox'); # o is the . |
1884 | } |
1885 | my @after; |
1886 | my $left = $$self{Kids}[0]; |
1887 | push @newkids, $left->ast($self, @_); |
1888 | |
1889 | push @newkids, $self->madness('o'); |
1890 | |
1891 | my $right = $$self{Kids}[1]; |
1892 | push @newkids, $right->ast($self, @_); |
1893 | |
1894 | return $self->newtype->new(Kids => [@before, @newkids, @after]); |
1895 | } |
1896 | |
1897 | package PLXML::op_stringify; |
1898 | |
1899 | sub astnull { |
1900 | ast(@_); |
1901 | } |
1902 | |
1903 | sub ast { |
1904 | my $self = shift; |
1905 | my @newkids; |
1906 | my @front = $self->madness('q ('); |
1907 | my @back = $self->madness(') Q'); |
1908 | my @M = $self->madness('M'); |
1909 | if (@M) { |
1910 | push @newkids, $M[0], $self->madness('o'); |
1911 | } |
1912 | push @newkids, @front; |
1913 | for my $kid (@{$$self{Kids}}) { |
1914 | push @newkids, $kid->ast($self, @_); |
1915 | } |
1916 | push @newkids, @back; |
1917 | return P5AST::op_stringify->new(Kids => [@newkids]); |
1918 | } |
1919 | |
1920 | package PLXML::op_left_shift; |
1921 | package PLXML::op_right_shift; |
1922 | package PLXML::op_lt; |
1923 | package PLXML::op_i_lt; |
1924 | package PLXML::op_gt; |
1925 | package PLXML::op_i_gt; |
1926 | package PLXML::op_le; |
1927 | package PLXML::op_i_le; |
1928 | package PLXML::op_ge; |
1929 | package PLXML::op_i_ge; |
1930 | package PLXML::op_eq; |
1931 | package PLXML::op_i_eq; |
1932 | package PLXML::op_ne; |
1933 | package PLXML::op_i_ne; |
1934 | package PLXML::op_ncmp; |
1935 | package PLXML::op_i_ncmp; |
1936 | package PLXML::op_slt; |
1937 | package PLXML::op_sgt; |
1938 | package PLXML::op_sle; |
1939 | package PLXML::op_sge; |
1940 | package PLXML::op_seq; |
1941 | package PLXML::op_sne; |
1942 | package PLXML::op_scmp; |
1943 | package PLXML::op_bit_and; |
1944 | package PLXML::op_bit_xor; |
1945 | package PLXML::op_bit_or; |
1946 | package PLXML::op_negate; |
1947 | package PLXML::op_i_negate; |
1948 | package PLXML::op_not; |
1949 | |
1950 | sub ast { |
1951 | my $self = shift; |
1952 | my @newkids = $self->madness('o ('); |
1953 | my @swap; |
1954 | if (@newkids and $newkids[-1]->uni eq '!~') { |
1955 | @swap = @newkids; |
1956 | @newkids = (); |
1957 | } |
1958 | |
1959 | if (exists $$self{Kids}) { |
1960 | my $arg = $$self{Kids}[0]; |
1961 | push @newkids, $arg->ast($self, @_) if defined $arg; |
1962 | } |
1963 | if (@swap) { |
1964 | splice @{$newkids[-1][0]{Kids}}, -2, 0, @swap; # XXX WAG |
1965 | } |
1966 | push @newkids, $self->madness(')'); |
1967 | |
1968 | my $res = $self->newtype->new(Kids => [@newkids]); |
1969 | return $res; |
1970 | } |
1971 | |
1972 | package PLXML::op_complement; |
1973 | package PLXML::op_atan2; |
1974 | package PLXML::op_sin; |
1975 | package PLXML::op_cos; |
1976 | package PLXML::op_rand; |
1977 | package PLXML::op_srand; |
1978 | package PLXML::op_exp; |
1979 | package PLXML::op_log; |
1980 | package PLXML::op_sqrt; |
1981 | package PLXML::op_int; |
1982 | package PLXML::op_hex; |
1983 | package PLXML::op_oct; |
1984 | package PLXML::op_abs; |
1985 | package PLXML::op_length; |
1986 | package PLXML::op_substr; |
1987 | package PLXML::op_vec; |
1988 | package PLXML::op_index; |
1989 | package PLXML::op_rindex; |
1990 | package PLXML::op_sprintf; |
1991 | package PLXML::op_formline; |
1992 | package PLXML::op_ord; |
1993 | package PLXML::op_chr; |
1994 | package PLXML::op_crypt; |
1995 | package PLXML::op_ucfirst; |
1996 | |
1997 | sub ast { |
1998 | my $self = shift; |
1999 | return $self->PLXML::listop::ast(@_); |
2000 | } |
2001 | |
2002 | package PLXML::op_lcfirst; |
2003 | |
2004 | sub ast { |
2005 | my $self = shift; |
2006 | return $self->PLXML::listop::ast(@_); |
2007 | } |
2008 | |
2009 | package PLXML::op_uc; |
2010 | |
2011 | sub ast { |
2012 | my $self = shift; |
2013 | return $self->PLXML::listop::ast(@_); |
2014 | } |
2015 | |
2016 | package PLXML::op_lc; |
2017 | |
2018 | sub ast { |
2019 | my $self = shift; |
2020 | return $self->PLXML::listop::ast(@_); |
2021 | } |
2022 | |
2023 | package PLXML::op_quotemeta; |
2024 | |
2025 | sub ast { |
2026 | my $self = shift; |
2027 | return $self->PLXML::listop::ast(@_); |
2028 | } |
2029 | |
2030 | package PLXML::op_rv2av; |
2031 | |
2032 | sub astnull { |
2033 | my $self = shift; |
2034 | return P5AST::op_rv2av->new(Kids => [$self->madness('$ @')]); |
2035 | } |
2036 | |
2037 | sub ast { |
2038 | my $self = shift; |
2039 | |
2040 | if (ref $$self{Kids}[0] eq 'PLXML::op_const' and $$self{mp}{'O'}) { |
2041 | return $self->madness('O'); |
2042 | } |
2043 | |
2044 | my @before; |
2045 | push @before, $self->madness('dx d ('); |
2046 | |
2047 | my @newkids; |
2048 | push @newkids, $self->madness('$ @ K'); |
2049 | if (ref $$self{Kids}[0] ne "PLXML::op_gv") { |
2050 | push @newkids, $$self{Kids}[0]->ast(); |
2051 | } |
2052 | my @after; |
2053 | push @after, $self->madness(') a'); |
2054 | return $self->newtype->new(Kids => [@before, @newkids, @after]); |
2055 | } |
2056 | |
2057 | package PLXML::op_aelemfast; |
2058 | |
2059 | sub ast { |
2060 | my $self = shift; |
2061 | return $self->madness('$'); |
2062 | } |
2063 | |
2064 | package PLXML::op_aelem; |
2065 | |
2066 | sub astnull { |
2067 | my $self = shift; |
2068 | my @newkids; |
2069 | push @newkids, $self->madness('dx d'); |
2070 | for my $kid (@{$$self{Kids}}) { |
2071 | push @newkids, $kid->ast($self, @_); |
2072 | } |
2073 | splice @newkids, -1, 0, $self->madness('a ['); |
2074 | push @newkids, $self->madness(']'); |
2075 | return P5AST::op_aelem->new(Kids => [@newkids]); |
2076 | } |
2077 | |
2078 | sub ast { |
2079 | my $self = shift; |
2080 | |
2081 | my @before = $self->madness('dx d'); |
2082 | my @newkids; |
2083 | for my $kid (@{$$self{Kids}}) { |
2084 | push @newkids, $kid->ast(@_); |
2085 | } |
2086 | splice @newkids, -1, 0, $self->madness('a ['); |
2087 | push @newkids, $self->madness(']'); |
2088 | |
2089 | return $self->newtype->new(Kids => [@before, @newkids]); |
2090 | } |
2091 | |
2092 | package PLXML::op_aslice; |
2093 | |
2094 | sub astnull { |
2095 | my $self = shift; |
2096 | my @newkids; |
2097 | push @newkids, $self->madness('['); |
2098 | for my $kid (@{$$self{Kids}}) { |
2099 | push @newkids, $kid->ast(@_); |
2100 | } |
2101 | unshift @newkids, pop @newkids; |
2102 | unshift @newkids, $self->madness('dx d'); |
2103 | push @newkids, $self->madness(']'); |
2104 | return P5AST::op_aslice->new(Kids => [@newkids]); |
2105 | } |
2106 | |
2107 | sub ast { |
2108 | my $self = shift; |
2109 | |
2110 | my @newkids; |
2111 | push @newkids, $self->madness('['); |
2112 | for my $kid (@{$$self{Kids}}) { |
2113 | push @newkids, $kid->ast(@_); |
2114 | } |
2115 | unshift @newkids, pop @newkids; |
2116 | unshift @newkids, $self->madness('dx d'); |
2117 | push @newkids, $self->madness(']'); |
2118 | |
2119 | return $self->newtype->new(Kids => [@newkids]); |
2120 | } |
2121 | |
2122 | package PLXML::op_each; |
2123 | package PLXML::op_values; |
2124 | package PLXML::op_keys; |
2125 | package PLXML::op_delete; |
2126 | package PLXML::op_exists; |
2127 | package PLXML::op_rv2hv; |
2128 | |
2129 | sub astnull { |
2130 | my $self = shift; |
2131 | return P5AST::op_rv2hv->new(Kids => [$self->madness('$')]); |
2132 | } |
2133 | |
2134 | sub ast { |
2135 | my $self = shift; |
2136 | |
2137 | my @before; |
2138 | push @before, $self->madness('dx d ('); |
2139 | |
2140 | my @newkids; |
2141 | push @newkids, $self->madness('$ @ % K'); |
2142 | if (ref $$self{Kids}[0] ne "PLXML::op_gv") { |
2143 | push @newkids, $$self{Kids}[0]->ast(); |
2144 | } |
2145 | my @after; |
2146 | push @after, $self->madness(') a'); |
2147 | return $self->newtype->new(Kids => [@before, @newkids, @after]); |
2148 | } |
2149 | |
2150 | package PLXML::op_helem; |
2151 | |
2152 | sub astnull { |
2153 | my $self = shift; |
2154 | local $::curstate; # hash subscript potentially a lineseq |
2155 | local $::curenc = $::curenc; |
2156 | |
2157 | my @newkids; |
2158 | push @newkids, $self->madness('dx d'); |
2159 | for my $kid (@{$$self{Kids}}) { |
2160 | push @newkids, $kid->ast($self, @_); |
2161 | } |
2162 | splice @newkids, -1, 0, $self->madness('a {'); |
2163 | push @newkids, $self->madness('}'); |
2164 | return P5AST::op_helem->new(Kids => [@newkids]); |
2165 | } |
2166 | |
2167 | sub ast { |
2168 | my $self = shift; |
2169 | local $::curstate; # hash subscript potentially a lineseq |
2170 | local $::curenc = $::curenc; |
2171 | |
2172 | my @before = $self->madness('dx d'); |
2173 | my @newkids; |
2174 | for my $kid (@{$$self{Kids}}) { |
2175 | push @newkids, $kid->ast($self, @_); |
2176 | } |
2177 | splice @newkids, -1, 0, $self->madness('a {'); |
2178 | push @newkids, $self->madness('}'); |
2179 | |
2180 | return $self->newtype->new(Kids => [@before, @newkids]); |
2181 | } |
2182 | |
2183 | |
2184 | package PLXML::op_hslice; |
2185 | |
2186 | sub astnull { |
2187 | my $self = shift; |
2188 | my @newkids; |
2189 | push @newkids, $self->madness('{'); |
2190 | for my $kid (@{$$self{Kids}}) { |
2191 | push @newkids, $kid->ast(@_); |
2192 | } |
2193 | unshift @newkids, pop @newkids; |
2194 | unshift @newkids, $self->madness('dx d'); |
2195 | push @newkids, $self->madness('}'); |
2196 | return P5AST::op_hslice->new(Kids => [@newkids]); |
2197 | } |
2198 | |
2199 | sub ast { |
2200 | my $self = shift; |
2201 | |
2202 | my @newkids; |
2203 | push @newkids, $self->madness('{'); |
2204 | for my $kid (@{$$self{Kids}}) { |
2205 | push @newkids, $kid->ast(@_); |
2206 | } |
2207 | unshift @newkids, pop @newkids; |
2208 | unshift @newkids, $self->madness('dx d'); |
2209 | push @newkids, $self->madness('}'); |
2210 | |
2211 | return $self->newtype->new(Kids => [@newkids]); |
2212 | } |
2213 | |
2214 | package PLXML::op_unpack; |
2215 | package PLXML::op_pack; |
2216 | package PLXML::op_split; |
2217 | |
2218 | sub ast { |
2219 | my $self = shift; |
2220 | my $results = $self->SUPER::ast(@_); |
2221 | if (my @dest = $self->madness('R')) { |
2222 | return PLXML::op_aassign->newtype->new(Kids => [@dest, $self->madness('ox'), $results]); |
2223 | } |
2224 | return $results; |
2225 | } |
2226 | |
2227 | package PLXML::op_join; |
2228 | package PLXML::op_list; |
2229 | |
2230 | sub astnull { |
2231 | my $self = shift; |
2232 | my @newkids; |
2233 | my @retval; |
2234 | my @before; |
2235 | if (@retval = $self->madness('X')) { |
2236 | push @before, $self->madness('x o'); |
2237 | return @before,@retval; |
2238 | } |
2239 | my @kids = @{$$self{Kids}}; |
2240 | for my $kid (@kids) { |
2241 | next if ref $kid eq 'PLXML::op_pushmark'; |
2242 | next if ref $kid eq 'PLXML::op_null' and |
2243 | defined $$kid{was} and $$kid{was} eq 'pushmark'; |
2244 | push @newkids, $kid->ast($self, @_); |
2245 | } |
2246 | |
2247 | my $x = ""; |
2248 | my @newnewkids = (); |
2249 | push @newnewkids, $self->madness('dx d ('); |
2250 | push @newnewkids, @newkids; |
2251 | push @newnewkids, $self->madness(') :'); |
2252 | return P5AST::op_list->new(Kids => [@newnewkids]); |
2253 | } |
2254 | |
2255 | sub ast { |
2256 | my $self = shift; |
2257 | |
2258 | my @retval; |
2259 | my @before; |
2260 | if (@retval = $self->madness('X')) { |
2261 | push @before, $self->madness('o'); |
2262 | return $self->newtype->new(Kids => [@before,@retval]); |
2263 | } |
2264 | push @retval, $self->madness('dx d ('); |
2265 | |
2266 | my @newkids; |
2267 | for my $kid (@{$$self{Kids}}) { |
2268 | push @newkids, $kid->ast($self, @_); |
2269 | } |
2270 | my $x = ""; |
2271 | my @newnewkids = (); |
2272 | push @newnewkids, @newkids; |
2273 | @newkids = @newnewkids; |
2274 | push @retval, @newkids; |
2275 | push @retval, $self->madness(') :'); |
2276 | return $self->newtype->new(Kids => [@retval]); |
2277 | } |
2278 | |
2279 | package PLXML::op_lslice; |
2280 | |
2281 | sub ast { |
2282 | my $self = shift; |
2283 | my @newkids; |
2284 | |
2285 | if ($$self{mp}{q}) { |
2286 | push @newkids, $self->madness('q = Q'); |
2287 | } |
2288 | elsif ($$self{mp}{x}) { |
2289 | push @newkids, $self->madness('x'); |
2290 | } |
2291 | else { |
2292 | push @newkids, $self->madness('('); |
2293 | my $list = $$self{Kids}[1]; |
2294 | push @newkids, $list->ast($self, @_); |
2295 | push @newkids, $self->madness(')'); |
2296 | } |
2297 | |
2298 | push @newkids, $self->madness('['); |
2299 | |
2300 | my $slice = $$self{Kids}[0]; |
2301 | push @newkids, $slice->ast($self, @_); |
2302 | push @newkids, $self->madness(']'); |
2303 | |
2304 | return $self->newtype->new(Kids => [@newkids]); |
2305 | } |
2306 | |
2307 | package PLXML::op_anonlist; |
2308 | package PLXML::op_anonhash; |
2309 | package PLXML::op_splice; |
2310 | package PLXML::op_push; |
2311 | package PLXML::op_pop; |
2312 | package PLXML::op_shift; |
2313 | package PLXML::op_unshift; |
2314 | package PLXML::op_sort; |
2315 | package PLXML::op_reverse; |
2316 | |
2317 | sub astnull { |
2318 | my $self = shift; |
2319 | $self->PLXML::listop::ast(@_); |
2320 | } |
2321 | |
2322 | package PLXML::op_grepstart; |
2323 | package PLXML::op_grepwhile; |
2324 | package PLXML::op_mapstart; |
2325 | package PLXML::op_mapwhile; |
2326 | package PLXML::op_range; |
2327 | |
2328 | sub ast { |
2329 | my $self = shift; |
2330 | return $self->PLXML::binop::ast(@_); |
2331 | } |
2332 | |
2333 | package PLXML::op_flip; |
2334 | package PLXML::op_flop; |
2335 | package PLXML::op_and; |
2336 | |
2337 | sub astnull { |
2338 | my $self = shift; |
2339 | my @newkids; |
2340 | my @first = $self->madness('1'); |
2341 | my @second = $self->madness('2'); |
2342 | my @stuff = $$self{Kids}[0]->ast(); |
2343 | if (my @I = $self->madness('I')) { |
2344 | if (@second) { |
2345 | push @newkids, @I; |
2346 | push @newkids, $self->madness('('); |
2347 | push @newkids, @stuff; |
2348 | push @newkids, $self->madness(')'); |
2349 | push @newkids, @second; |
2350 | } |
2351 | else { |
2352 | push @newkids, @I; |
2353 | push @newkids, $self->madness('('); |
2354 | push @newkids, @first; |
2355 | push @newkids, $self->madness(')'); |
2356 | push @newkids, @stuff; |
2357 | } |
2358 | } |
2359 | elsif (my @i = $self->madness('i')) { |
2360 | if (@second) { |
2361 | push @newkids, @second; |
2362 | push @newkids, @i; |
2363 | push @newkids, @stuff; |
2364 | } |
2365 | else { |
2366 | push @newkids, @stuff; |
2367 | push @newkids, @i; |
2368 | push @newkids, @first; |
2369 | } |
2370 | } |
2371 | elsif (my @o = $self->madness('o')) { |
2372 | if (@second) { |
2373 | push @newkids, @stuff; |
2374 | push @newkids, @o; |
2375 | push @newkids, @second; |
2376 | } |
2377 | else { |
2378 | push @newkids, @first; |
2379 | push @newkids, @o; |
2380 | push @newkids, @stuff; |
2381 | } |
2382 | } |
2383 | return P5AST::op_and->new(Kids => [@newkids]); |
2384 | } |
2385 | |
2386 | package PLXML::op_or; |
2387 | |
2388 | sub astnull { |
2389 | my $self = shift; |
2390 | my @newkids; |
2391 | my @first = $self->madness('1'); |
2392 | my @second = $self->madness('2'); |
2393 | my @i = $self->madness('i'); |
2394 | my @stuff = $$self{Kids}[0]->ast(); |
2395 | if (@second) { |
2396 | if (@i) { |
2397 | push @newkids, @second; |
2398 | push @newkids, $self->madness('i'); |
2399 | push @newkids, @stuff; |
2400 | } |
2401 | else { |
2402 | push @newkids, @stuff; |
2403 | push @newkids, $self->madness('o'); |
2404 | push @newkids, @second; |
2405 | } |
2406 | } |
2407 | else { |
2408 | if (@i) { |
2409 | push @newkids, @stuff; |
2410 | push @newkids, $self->madness('i'); |
2411 | push @newkids, @first; |
2412 | } |
2413 | else { |
2414 | push @newkids, @first; |
2415 | push @newkids, $self->madness('o'); |
2416 | push @newkids, @stuff; |
2417 | } |
2418 | } |
2419 | return "P5AST::op_$$self{was}"->new(Kids => [@newkids]); |
2420 | } |
2421 | |
2422 | |
2423 | package PLXML::op_xor; |
2424 | package PLXML::op_cond_expr; |
2425 | package PLXML::op_andassign; |
2426 | package PLXML::op_orassign; |
2427 | package PLXML::op_method; |
2428 | package PLXML::op_entersub; |
2429 | |
2430 | sub ast { |
2431 | my $self = shift; |
2432 | |
2433 | if ($$self{mp}{q}) { |
2434 | return $self->madness('q = Q'); |
2435 | } |
2436 | if ($$self{mp}{X}) { # <FH> override? |
2437 | return $self->madness('X'); |
2438 | } |
2439 | if ($$self{mp}{A}) { |
2440 | return $self->astmethod(@_); |
2441 | } |
2442 | if ($$self{mp}{a}) { |
2443 | return $self->astarrow(@_); |
2444 | } |
2445 | |
2446 | my @retval; |
2447 | |
2448 | my @newkids; |
2449 | my @kids = @{$$self{Kids}}; |
2450 | if (@kids == 1 and ref $kids[0] eq 'PLXML::op_null' and $kids[0]{was} =~ /list/) { |
2451 | @kids = @{$kids[0]{Kids}}; |
2452 | } |
2453 | my $dest = pop @kids; |
2454 | my @dest = $dest->ast($self, @_); |
2455 | |
2456 | if (ref($dest) =~ /method/) { |
2457 | my $invocant = shift @kids; |
2458 | $invocant = shift @kids if ref($invocant) eq 'PLXML::op_pushmark'; |
2459 | my @invocant = $invocant->ast($self, @_); |
2460 | push @retval, @dest; |
2461 | push @retval, @invocant; |
2462 | } |
2463 | elsif (exists $$self{mp}{o} and $$self{mp}{o} eq 'do') { |
2464 | push @retval, $self->madness('o'); |
2465 | push @retval, @dest; |
2466 | } |
2467 | else { |
2468 | push @retval, $self->madness('o'); |
2469 | push @retval, @dest; |
2470 | } |
2471 | while (@kids) { |
2472 | my $kid = shift(@kids); |
2473 | push @newkids, $kid->ast($self, @_); |
2474 | } |
2475 | |
2476 | push @retval, $self->madness('('); |
2477 | push @retval, @newkids; |
2478 | push @retval, $self->madness(')'); |
2479 | return $self->newtype->new(Kids => [@retval]); |
2480 | } |
2481 | |
2482 | sub astmethod { |
2483 | my $self = shift; |
2484 | my @newkids; |
2485 | my @kids; |
2486 | for my $kid (@{$$self{Kids}}) { |
2487 | next if ref $kid eq 'PLXML::op_pushmark'; |
2488 | next if ref $kid eq 'PLXML::op_null' and |
2489 | defined $$kid{was} and $$kid{was} eq 'pushmark'; |
2490 | push @kids, $kid; |
2491 | } |
2492 | my @invocant; |
2493 | if ($$self{flags} =~ /\bSTACKED\b/) { |
2494 | push @invocant, shift(@kids)->ast($self, @_); |
2495 | } |
2496 | for my $kid (@kids) { |
2497 | push @newkids, $kid->ast($self, @_); |
2498 | } |
2499 | my $dest = pop(@newkids); |
2500 | if (ref $dest eq 'PLXML::op_rv2cv' and $$self{flags} =~ /\bMOD\b/) { |
2501 | $dest = pop(@newkids); |
2502 | } |
2503 | my $x = ""; |
2504 | my @retval; |
2505 | push @retval, @invocant; |
2506 | push @retval, $self->madness('A'); |
2507 | push @retval, $dest; |
2508 | push @retval, $self->madness('('); |
2509 | push @retval, @newkids; |
2510 | push @retval, $self->madness(')'); |
2511 | return $self->newtype->new(Kids => [@retval]); |
2512 | } |
2513 | |
2514 | sub astarrow { |
2515 | my $self = shift; |
2516 | my @newkids; |
2517 | my @retval; |
2518 | my @kids = @{$$self{Kids}}; |
2519 | if (@kids == 1 and ref $kids[0] eq 'PLXML::op_null' and $kids[0]{was} =~ /list/) { |
2520 | @kids = @{$kids[0]{Kids}}; |
2521 | } |
2522 | while (@kids > 1) { |
2523 | my $kid = shift(@kids); |
2524 | push @newkids, $kid->ast($self, @_); |
2525 | } |
2526 | my @dest = $kids[0]->ast($self, @_); |
2527 | my $x = ""; |
2528 | push @retval, @dest; |
2529 | push @retval, $self->madness('a'); |
2530 | push @retval, $self->madness('('); |
2531 | push @retval, @newkids; |
2532 | push @retval, $self->madness(')'); |
2533 | return $self->newtype->new(Kids => [@retval]); |
2534 | } |
2535 | |
2536 | package PLXML::op_leavesub; |
2537 | |
2538 | sub ast { |
2539 | my $self = shift; |
2540 | if (ref $$self{Kids}[0] eq "PLXML::op_null") { |
2541 | return $$self{Kids}[0]->ast(@_); |
2542 | } |
2543 | return $$self{Kids}[0]->blockast($self, @_); |
2544 | } |
2545 | |
2546 | package PLXML::op_leavesublv; |
2547 | |
2548 | sub ast { |
2549 | my $self = shift; |
2550 | |
2551 | return $$self{Kids}[0]->blockast($self, @_); |
2552 | } |
2553 | |
2554 | package PLXML::op_caller; |
2555 | package PLXML::op_warn; |
2556 | package PLXML::op_die; |
2557 | package PLXML::op_reset; |
2558 | package PLXML::op_lineseq; |
2559 | |
2560 | sub lineseq { |
2561 | my $self = shift; |
2562 | my @kids = @{$$self{Kids}}; |
2563 | local $::curstate = 0; # (probably redundant, but that's okay) |
2564 | local $::prevstate = 0; |
2565 | local $::curenc = $::curenc; |
2566 | my @retval; |
2567 | my @newstuff; |
2568 | my $newprev; |
2569 | while (@kids) { |
2570 | my $kid = shift @kids; |
2571 | my $thing = $kid->ast($self, @_); |
2572 | next unless defined $thing; |
2573 | if ($::curstate ne $::prevstate) { |
2574 | if ($::prevstate) { |
2575 | push @newstuff, $::prevstate->madness(';'); |
2576 | push @{$newprev->{Kids}}, @newstuff if $newprev; |
2577 | @newstuff = (); |
2578 | } |
2579 | $::prevstate = $::curstate; |
2580 | $newprev = $thing; |
2581 | push @retval, $thing; |
2582 | } |
2583 | elsif ($::prevstate) { |
2584 | push @newstuff, $thing; |
2585 | } |
2586 | else { |
2587 | push @retval, $thing; |
2588 | } |
2589 | } |
2590 | if ($::prevstate) { |
2591 | push @newstuff, $::prevstate->madness(';'); |
2592 | push @{$newprev->{Kids}}, @newstuff if $newprev; |
2593 | @newstuff = (); |
2594 | $::prevstate = 0; |
2595 | } |
2596 | return @retval; |
2597 | } |
2598 | |
2599 | sub blockast { |
2600 | my $self = shift; |
2601 | local $::curstate; |
2602 | |
2603 | my @retval; |
2604 | push @retval, $self->madness('{'); |
2605 | |
2606 | my @newkids = $self->PLXML::op_lineseq::lineseq(@_); |
2607 | push @retval, @newkids; |
2608 | |
2609 | push @retval, $self->madness('; }'); |
2610 | return $self->newtype->new(Kids => [@retval]); |
2611 | } |
2612 | |
2613 | package PLXML::op_nextstate; |
2614 | |
2615 | sub newtype { return "P5AST::statement" } |
2616 | |
2617 | sub astnull { |
2618 | my $self = shift; |
2619 | my @newkids; |
2620 | push @newkids, $self->madness('L'); |
2621 | $::curstate = $self; |
2622 | return P5AST::statement->new(Kids => [@newkids]); |
2623 | } |
2624 | |
2625 | sub ast { |
2626 | my $self = shift; |
2627 | |
2628 | my @newkids; |
2629 | push @newkids, $self->madness('L'); |
2630 | $::curstate = $self; |
2631 | return $self->newtype->new(Kids => [@newkids]); |
2632 | } |
2633 | |
2634 | |
2635 | package PLXML::op_dbstate; |
2636 | package PLXML::op_unstack; |
2637 | package PLXML::op_enter; |
2638 | |
2639 | sub ast { () } |
2640 | |
2641 | package PLXML::op_leave; |
2642 | |
2643 | sub astnull { |
2644 | ast(@_); |
2645 | } |
2646 | |
2647 | sub ast { |
2648 | my $self = shift; |
2649 | |
2650 | my $mad = $$self{mp}{FIRST} || "unknown"; |
2651 | |
2652 | my @retval; |
2653 | if ($mad eq 'w') { |
2654 | my @newkids; |
2655 | my @tmpkids; |
2656 | push @tmpkids, $self->{Kids}; |
2657 | my $anddo = $$self{Kids}[-1]{Kids}[0]{Kids}; |
2658 | eval { push @newkids, $anddo->[1]->ast($self,@_); }; |
2659 | push @newkids, "[[[NOANDDO]]]" if $@; |
2660 | push @newkids, $self->madness('w'); |
2661 | push @newkids, $anddo->[0]->ast($self,@_); |
2662 | |
2663 | return $self->newtype->new(Kids => [@newkids]); |
2664 | } |
2665 | |
2666 | local $::curstate; |
2667 | push @retval, $self->madness('o {'); |
2668 | |
2669 | my @newkids = $self->PLXML::op_lineseq::lineseq(@_); |
2670 | push @retval, @newkids; |
2671 | push @retval, $self->madness(q/; }/); |
2672 | my $retval = $self->newtype->new(Kids => [@retval]); |
2673 | |
2674 | if ($$self{mp}{C}) { |
2675 | my @before; |
2676 | my @after; |
2677 | push @before, $self->madness('I ( C )'); |
2678 | if ($$self{mp}{t}) { |
2679 | push @before, $self->madness('t'); |
2680 | } |
2681 | elsif ($$self{mp}{e}) { |
2682 | push @after, $self->madness('e'); |
2683 | } |
2684 | return P5AST::op_cond->new(Kids => [@before, $retval, @after]); |
2685 | } |
2686 | else { |
2687 | return $retval; |
2688 | } |
2689 | } |
2690 | |
2691 | package PLXML::op_scope; |
2692 | |
2693 | sub ast { |
2694 | my $self = shift; |
2695 | local $::curstate; |
2696 | |
2697 | my @newkids; |
2698 | push @newkids, $self->madness('o'); |
2699 | |
2700 | push @newkids, $self->madness('{'); |
2701 | push @newkids, $self->PLXML::op_lineseq::lineseq(@_); |
2702 | push @newkids, $self->madness('; }'); |
2703 | |
2704 | my @folded = $self->madness('C'); |
2705 | if (@folded) { |
2706 | my @t = $self->madness('t'); |
2707 | my @e = $self->madness('e'); |
2708 | if (@e) { |
2709 | return $self->newtype->new( |
2710 | Kids => [ |
2711 | $self->madness('I ('), |
2712 | @folded, |
2713 | $self->madness(')'), |
2714 | $self->newtype->new(Kids => [@newkids]), |
2715 | @e |
2716 | ] ); |
2717 | } |
2718 | else { |
2719 | return $self->newtype->new( |
2720 | Kids => [ |
2721 | $self->madness('I ('), |
2722 | @folded, |
2723 | $self->madness(')'), |
2724 | @t, |
2725 | $self->newtype->new(Kids => [@newkids]) |
2726 | ] ); |
2727 | } |
2728 | } |
2729 | return $self->newtype->new(Kids => [@newkids]); |
2730 | } |
2731 | |
2732 | package PLXML::op_enteriter; |
2733 | |
2734 | sub ast { |
2735 | my $self = shift; |
2736 | my (undef,$range,$var) = @{$self->{Kids}}; |
2737 | my @retval; |
2738 | push @retval, $self->madness('v'); |
2739 | if (!@retval and defined $var) { |
2740 | push @retval, $var->ast($self,@_); |
2741 | } |
2742 | else { |
2743 | push @retval, ''; |
2744 | } |
2745 | if (ref $range eq 'PLXML::op_null' and $$self{flags} =~ /STACKED/) { |
2746 | my (undef,$min,$max) = @{$range->{Kids}}; |
2747 | push @retval, $min->ast($self,@_); |
2748 | if (defined $max) { |
2749 | if (exists $$range{mp}{O}) { # deeply buried .. operator |
2750 | PLXML::prepreproc($$range{mp}{O}); |
2751 | push @retval, |
2752 | $$range{mp}{'O'}{Kids}[0]{Kids}[0]{Kids}[0]{Kids}[0]->madness('o') |
2753 | } |
2754 | else { |
2755 | push @retval, '..'; # XXX missing whitespace |
2756 | } |
2757 | push @retval, $max->ast($self,@_); |
2758 | } |
2759 | } |
2760 | else { |
2761 | push @retval, $range->ast($self,@_); |
2762 | } |
2763 | return $self->newtype->new(Kids => [@retval]); |
2764 | } |
2765 | |
2766 | package PLXML::op_iter; |
2767 | package PLXML::op_enterloop; |
2768 | |
2769 | sub ast { |
2770 | } |
2771 | |
2772 | package PLXML::op_leaveloop; |
2773 | |
2774 | sub ast { |
2775 | my $self = shift; |
2776 | |
2777 | my @retval; |
2778 | my @newkids; |
2779 | my $enterloop = $$self{Kids}[0]; |
2780 | my $nextthing = $$self{Kids}[1]; |
2781 | |
2782 | if ($$self{mp}{W}) { |
2783 | push @retval, $self->madness('L'); |
2784 | push @newkids, $self->madness('W d'); |
2785 | |
2786 | if (ref $enterloop eq 'PLXML::op_enteriter') { |
2787 | my ($var,@rest) = @{$enterloop->ast($self,@_)->{Kids}}; |
2788 | push @newkids, $var if $var; |
2789 | push @newkids, $self->madness('q ( x = Q'); |
2790 | push @newkids, @rest; |
2791 | } |
2792 | else { |
2793 | push @newkids, $self->madness('('); |
2794 | push @newkids, $enterloop->ast($self,@_); |
2795 | } |
2796 | } |
2797 | my $andor; |
2798 | |
2799 | if (ref $nextthing eq 'PLXML::op_null') { |
2800 | if ($$nextthing{mp}{'1'}) { |
2801 | push @newkids, $nextthing->madness('1'); |
2802 | push @newkids, $self->madness(')'); |
2803 | push @newkids, $$nextthing{Kids}[0]->blockast($self,@_); |
2804 | } |
2805 | elsif ($$nextthing{mp}{'2'}) { |
2806 | push @newkids, $$nextthing{Kids}[0]->ast($self,@_); |
2807 | push @newkids, $self->madness(')'); |
2808 | push @newkids, $$nextthing{mp}{'2'}->blockast($self,@_); |
2809 | } |
2810 | elsif ($$nextthing{mp}{'U'}) { |
2811 | push @newkids, $nextthing->ast($self,@_); |
2812 | } |
2813 | else { |
2814 | # bypass the op_null |
2815 | $andor = $nextthing->{Kids}[0]; |
2816 | eval { |
2817 | push @newkids, $$andor{Kids}[0]->ast($self, @_); |
2818 | }; |
2819 | push @newkids, $self->madness(')'); |
2820 | eval { |
2821 | push @newkids, $$andor{Kids}[1]->blockast($self, @_); |
2822 | }; |
2823 | } |
2824 | } |
2825 | else { |
2826 | $andor = $nextthing; |
2827 | push @newkids, $nextthing->madness('O'); |
2828 | push @newkids, $self->madness(')'); |
2829 | push @newkids, $nextthing->blockast($self, @_); |
2830 | } |
2831 | if ($$self{mp}{w}) { |
2832 | push @newkids, $self->madness('w'); |
2833 | push @newkids, $enterloop->ast($self,@_); |
2834 | } |
2835 | |
2836 | push @retval, @newkids; |
2837 | |
2838 | return $self->newtype->new(Kids => [@retval]); |
2839 | } |
2840 | |
2841 | package PLXML::op_return; |
2842 | package PLXML::op_last; |
2843 | package PLXML::op_next; |
2844 | package PLXML::op_redo; |
2845 | package PLXML::op_dump; |
2846 | package PLXML::op_goto; |
2847 | package PLXML::op_exit; |
2848 | package PLXML::op_open; |
2849 | package PLXML::op_close; |
2850 | package PLXML::op_pipe_op; |
2851 | package PLXML::op_fileno; |
2852 | package PLXML::op_umask; |
2853 | package PLXML::op_binmode; |
2854 | package PLXML::op_tie; |
2855 | package PLXML::op_untie; |
2856 | package PLXML::op_tied; |
2857 | package PLXML::op_dbmopen; |
2858 | package PLXML::op_dbmclose; |
2859 | package PLXML::op_sselect; |
2860 | package PLXML::op_select; |
2861 | package PLXML::op_getc; |
2862 | package PLXML::op_read; |
2863 | package PLXML::op_enterwrite; |
2864 | package PLXML::op_leavewrite; |
2865 | package PLXML::op_prtf; |
2866 | package PLXML::op_print; |
2867 | package PLXML::op_sysopen; |
2868 | package PLXML::op_sysseek; |
2869 | package PLXML::op_sysread; |
2870 | package PLXML::op_syswrite; |
2871 | package PLXML::op_send; |
2872 | package PLXML::op_recv; |
2873 | package PLXML::op_eof; |
2874 | package PLXML::op_tell; |
2875 | package PLXML::op_seek; |
2876 | package PLXML::op_truncate; |
2877 | package PLXML::op_fcntl; |
2878 | package PLXML::op_ioctl; |
2879 | package PLXML::op_flock; |
2880 | package PLXML::op_socket; |
2881 | package PLXML::op_sockpair; |
2882 | package PLXML::op_bind; |
2883 | package PLXML::op_connect; |
2884 | package PLXML::op_listen; |
2885 | package PLXML::op_accept; |
2886 | package PLXML::op_shutdown; |
2887 | package PLXML::op_gsockopt; |
2888 | package PLXML::op_ssockopt; |
2889 | package PLXML::op_getsockname; |
2890 | package PLXML::op_getpeername; |
2891 | package PLXML::op_lstat; |
2892 | package PLXML::op_stat; |
2893 | package PLXML::op_ftrread; |
2894 | package PLXML::op_ftrwrite; |
2895 | package PLXML::op_ftrexec; |
2896 | package PLXML::op_fteread; |
2897 | package PLXML::op_ftewrite; |
2898 | package PLXML::op_fteexec; |
2899 | package PLXML::op_ftis; |
2900 | package PLXML::op_fteowned; |
2901 | package PLXML::op_ftrowned; |
2902 | package PLXML::op_ftzero; |
2903 | package PLXML::op_ftsize; |
2904 | package PLXML::op_ftmtime; |
2905 | package PLXML::op_ftatime; |
2906 | package PLXML::op_ftctime; |
2907 | package PLXML::op_ftsock; |
2908 | package PLXML::op_ftchr; |
2909 | package PLXML::op_ftblk; |
2910 | package PLXML::op_ftfile; |
2911 | package PLXML::op_ftdir; |
2912 | package PLXML::op_ftpipe; |
2913 | package PLXML::op_ftlink; |
2914 | package PLXML::op_ftsuid; |
2915 | package PLXML::op_ftsgid; |
2916 | package PLXML::op_ftsvtx; |
2917 | package PLXML::op_fttty; |
2918 | package PLXML::op_fttext; |
2919 | package PLXML::op_ftbinary; |
2920 | package PLXML::op_chdir; |
2921 | package PLXML::op_chown; |
2922 | package PLXML::op_chroot; |
2923 | package PLXML::op_unlink; |
2924 | package PLXML::op_chmod; |
2925 | package PLXML::op_utime; |
2926 | package PLXML::op_rename; |
2927 | package PLXML::op_link; |
2928 | package PLXML::op_symlink; |
2929 | package PLXML::op_readlink; |
2930 | package PLXML::op_mkdir; |
2931 | package PLXML::op_rmdir; |
2932 | package PLXML::op_open_dir; |
2933 | package PLXML::op_readdir; |
2934 | package PLXML::op_telldir; |
2935 | package PLXML::op_seekdir; |
2936 | package PLXML::op_rewinddir; |
2937 | package PLXML::op_closedir; |
2938 | package PLXML::op_fork; |
2939 | package PLXML::op_wait; |
2940 | package PLXML::op_waitpid; |
2941 | package PLXML::op_system; |
2942 | package PLXML::op_exec; |
2943 | package PLXML::op_kill; |
2944 | package PLXML::op_getppid; |
2945 | package PLXML::op_getpgrp; |
2946 | package PLXML::op_setpgrp; |
2947 | package PLXML::op_getpriority; |
2948 | package PLXML::op_setpriority; |
2949 | package PLXML::op_time; |
2950 | package PLXML::op_tms; |
2951 | package PLXML::op_localtime; |
2952 | package PLXML::op_gmtime; |
2953 | package PLXML::op_alarm; |
2954 | package PLXML::op_sleep; |
2955 | package PLXML::op_shmget; |
2956 | package PLXML::op_shmctl; |
2957 | package PLXML::op_shmread; |
2958 | package PLXML::op_shmwrite; |
2959 | package PLXML::op_msgget; |
2960 | package PLXML::op_msgctl; |
2961 | package PLXML::op_msgsnd; |
2962 | package PLXML::op_msgrcv; |
2963 | package PLXML::op_semget; |
2964 | package PLXML::op_semctl; |
2965 | package PLXML::op_semop; |
2966 | package PLXML::op_require; |
2967 | package PLXML::op_dofile; |
2968 | package PLXML::op_entereval; |
2969 | |
2970 | sub ast { |
2971 | my $self = shift; |
2972 | local $::curstate; # eval {} has own statement sequence |
2973 | return $self->SUPER::ast(@_); |
2974 | } |
2975 | |
2976 | package PLXML::op_leaveeval; |
2977 | package PLXML::op_entertry; |
2978 | package PLXML::op_leavetry; |
2979 | |
2980 | sub ast { |
2981 | my $self = shift; |
2982 | |
2983 | return $self->PLXML::op_leave::ast(@_); |
2984 | } |
2985 | |
2986 | package PLXML::op_ghbyname; |
2987 | package PLXML::op_ghbyaddr; |
2988 | package PLXML::op_ghostent; |
2989 | package PLXML::op_gnbyname; |
2990 | package PLXML::op_gnbyaddr; |
2991 | package PLXML::op_gnetent; |
2992 | package PLXML::op_gpbyname; |
2993 | package PLXML::op_gpbynumber; |
2994 | package PLXML::op_gprotoent; |
2995 | package PLXML::op_gsbyname; |
2996 | package PLXML::op_gsbyport; |
2997 | package PLXML::op_gservent; |
2998 | package PLXML::op_shostent; |
2999 | package PLXML::op_snetent; |
3000 | package PLXML::op_sprotoent; |
3001 | package PLXML::op_sservent; |
3002 | package PLXML::op_ehostent; |
3003 | package PLXML::op_enetent; |
3004 | package PLXML::op_eprotoent; |
3005 | package PLXML::op_eservent; |
3006 | package PLXML::op_gpwnam; |
3007 | package PLXML::op_gpwuid; |
3008 | package PLXML::op_gpwent; |
3009 | package PLXML::op_spwent; |
3010 | package PLXML::op_epwent; |
3011 | package PLXML::op_ggrnam; |
3012 | package PLXML::op_ggrgid; |
3013 | package PLXML::op_ggrent; |
3014 | package PLXML::op_sgrent; |
3015 | package PLXML::op_egrent; |
3016 | package PLXML::op_getlogin; |
3017 | package PLXML::op_syscall; |
3018 | package PLXML::op_lock; |
3019 | package PLXML::op_threadsv; |
3020 | package PLXML::op_setstate; |
3021 | package PLXML::op_method_named; |
3022 | |
3023 | sub ast { |
3024 | my $self = shift; |
3025 | return $self->madness('O'); |
3026 | } |
3027 | |
3028 | package PLXML::op_dor; |
3029 | |
3030 | sub astnull { |
3031 | my $self = shift; |
3032 | $self->PLXML::op_or::astnull(@_); |
3033 | } |
3034 | |
3035 | package PLXML::op_dorassign; |
3036 | package PLXML::op_custom; |
3037 | |