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# B::DeparseTree::P526.pm |
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# Copyright (c) 1998-2000, 2002, 2003, 2004, 2005, 2006 Stephen McCamant. |
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# Copyright (c) 2015, 2017, 2018 Rocky Bernstein |
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# All rights reserved. |
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# This module is free software; you can redistribute and/or modify |
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# it under the same terms as Perl itself. |
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# This is based on the module B::Deparse (for perl 5.22) by Stephen McCamant. |
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# It has been extended save tree structure, and is addressible |
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# by opcode address. |
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# B::Parse in turn is based on the module of the same name by Malcolm Beattie, |
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# but essentially none of his code remains. |
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use v5.26; |
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use rlib '../..'; |
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package B::DeparseTree::P526; |
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use Carp; |
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use B qw(class main_root main_start main_cv svref_2object opnumber perlstring |
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OPf_KIDS OPf_REF OPf_STACKED OPf_SPECIAL OPf_MOD OPf_PARENS |
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OPf_WANT OPf_WANT_VOID OPf_WANT_SCALAR OPf_WANT_LIST |
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OPpEXISTS_SUB OPpSORT_NUMERIC OPpSORT_INTEGER |
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OPpLVAL_INTRO OPpOUR_INTRO OPpENTERSUB_AMPER OPpSLICE OPpCONST_BARE |
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OPpSORT_REVERSE OPpMULTIDEREF_EXISTS OPpMULTIDEREF_DELETE |
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OPpTARGET_MY |
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PADNAMEt_OUTER |
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PMf_KEEP PMf_GLOBAL PMf_CONTINUE PMf_EVAL PMf_ONCE |
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PMf_MULTILINE PMf_SINGLELINE PMf_FOLD PMf_EXTENDED PMf_EXTENDED_MORE |
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SVf_ROK SVpad_OUR SVf_FAKE SVs_RMG SVs_SMG |
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SVpad_TYPED |
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CVf_METHOD |
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MDEREF_ACTION_MASK |
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MDEREF_AV_gvav_aelem |
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MDEREF_AV_gvsv_vivify_rv2av_aelem |
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MDEREF_AV_padav_aelem |
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MDEREF_AV_padsv_vivify_rv2av_aelem |
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MDEREF_AV_pop_rv2av_aelem |
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MDEREF_AV_vivify_rv2av_aelem |
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MDEREF_FLAG_last |
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MDEREF_HV_gvhv_helem |
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MDEREF_HV_gvsv_vivify_rv2hv_helem |
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MDEREF_HV_padhv_helem |
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MDEREF_HV_padsv_vivify_rv2hv_helem |
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MDEREF_HV_pop_rv2hv_helem |
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MDEREF_HV_vivify_rv2hv_helem |
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MDEREF_INDEX_MASK |
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MDEREF_INDEX_const |
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MDEREF_INDEX_gvsv |
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MDEREF_INDEX_none |
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MDEREF_INDEX_padsv |
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MDEREF_MASK |
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MDEREF_SHIFT |
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MDEREF_reload |
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OPpPADRANGE_COUNTSHIFT |
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OPpSPLIT_ASSIGN OPpSPLIT_LEX |
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3
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3
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15
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); |
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4
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60
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61
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3
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3
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1693
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use B::DeparseTree::PPfns; |
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8
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3
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799
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62
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3
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3
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24
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use B::DeparseTree::SyntaxTree; |
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4
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3
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257
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63
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3
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3
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1419
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use B::DeparseTree::PP; |
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37
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3
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1461
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64
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3
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3
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20
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use B::Deparse; |
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4
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3
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386
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65
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66
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# Copy unchanged functions from B::Deparse |
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*begin_is_use = *B::Deparse::begin_is_use; |
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*const_sv = *B::Deparse::const_sv; |
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*escape_re = *B::Deparse::escape_re; |
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*find_scope_st = *B::Deparse::find_scope_st; |
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*gv_name = *B::Deparse::gv_name; |
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*keyword = *B::Deparse::keyword; |
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*meth_pad_subs = *B::Deparse::pad_subs; |
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*meth_rclass_sv = *B::Deparse::meth_rclass_sv; |
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*meth_sv = *B::Deparse::meth_sv; |
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*padany = *B::Deparse::padany; |
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*padname = *B::Deparse::padname; |
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*padname_sv = *B::Deparse::padname_sv; |
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*padval = *B::Deparse::padval; |
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*re_flags = *B::Deparse::re_flags; |
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*stash_variable = *B::Deparse::stash_variable; |
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*stash_variable_name = *B::Deparse::stash_variable_name; |
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*tr_chr = *B::Deparse::tr_chr; |
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85
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3
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3
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16
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use strict; |
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3
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66
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86
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3
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3
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12
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use vars qw/$AUTOLOAD/; |
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4
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3
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128
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87
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3
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3
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13
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use warnings (); |
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4
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3
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290
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88
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require feature; |
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90
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our(@EXPORT, @ISA); |
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our $VERSION = '3.2.0'; |
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93
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@ISA = qw(Exporter B::DeparseTree::PP); |
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95
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@EXPORT = qw(slice); |
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97
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BEGIN { |
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# List version-specific constants here. |
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# Easiest way to keep this code portable between version looks to |
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# be to fake up a dummy constant that will never actually be true. |
101
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3
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3
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10
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foreach (qw(OPpSORT_INPLACE OPpSORT_DESCEND OPpITER_REVERSED OPpCONST_NOVER |
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OPpPAD_STATE PMf_SKIPWHITE RXf_SKIPWHITE |
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PMf_CHARSET PMf_KEEPCOPY PMf_NOCAPTURE CVf_ANONCONST |
104
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CVf_LOCKED OPpREVERSE_INPLACE OPpSUBSTR_REPL_FIRST |
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PMf_NONDESTRUCT OPpCONST_ARYBASE OPpEVAL_BYTES |
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OPpLVREF_TYPE OPpLVREF_SV OPpLVREF_AV OPpLVREF_HV |
107
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OPpLVREF_CV OPpLVREF_ELEM SVpad_STATE)) { |
108
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72
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99
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eval { B->import($_) }; |
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2895
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109
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3
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3
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17
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no strict 'refs'; |
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4
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3
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200
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110
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72
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100
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106
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*{$_} = sub () {0} unless *{$_}{CODE}; |
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37
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72
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581
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111
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} |
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} |
113
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114
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3
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3
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11
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BEGIN { for (qw[ rv2sv aelem |
115
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rv2av rv2hv helem custom ]) { |
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18
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1088
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eval "sub OP_\U$_ () { " . opnumber($_) . "}" |
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}} |
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119
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# pp_padany -- does not exist after parsing |
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121
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sub AUTOLOAD { |
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0
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0
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0
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0
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if ($AUTOLOAD =~ s/^.*::pp_//) { |
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0
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0
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warn "unexpected OP_".uc $AUTOLOAD; |
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0
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0
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($_[1]->type == OP_CUSTOM ? "CUSTOM ($AUTOLOAD)" : uc $AUTOLOAD); |
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0
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0
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return "XXX"; |
126
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} else { |
127
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0
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0
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Carp::confess "Undefined subroutine $AUTOLOAD called"; |
128
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} |
129
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} |
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131
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0
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sub DESTROY {} # Do not AUTOLOAD |
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133
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# The BEGIN {} is used here because otherwise this code isn't executed |
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# when you run B::Deparse on itself. |
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my %globalnames; |
136
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3
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3
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91
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BEGIN { map($globalnames{$_}++, "SIG", "STDIN", "STDOUT", "STDERR", "INC", |
137
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"ENV", "ARGV", "ARGVOUT", "_"); } |
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139
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3
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3
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{ no strict 'refs'; *{"pp_r$_"} = *{"pp_$_"} for qw< keys each values >; } |
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11
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3
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16751
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140
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141
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# FIXME: |
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# Different in 5.20. Go over differences to see if okay in 5.20. |
143
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sub pp_chdir { |
144
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0
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0
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0
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0
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my ($self, $op, $cx) = @_; |
145
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0
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0
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0
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if (($op->flags & (OPf_SPECIAL|OPf_KIDS)) == (OPf_SPECIAL|OPf_KIDS)) { |
146
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0
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0
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my $kw = $self->keyword("chdir"); |
147
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0
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0
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my $kid = $self->const_sv($op->first)->PV; |
148
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my $code = $kw |
149
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0
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0
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0
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0
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. ($cx >= 16 || $self->{'parens'} ? "($kid)" : " $kid"); |
150
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0
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0
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0
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maybe_targmy(@_, sub { $_[3] }, $code); |
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0
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0
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151
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} else { |
152
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0
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0
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maybe_targmy(@_, \&unop, "chdir") |
153
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} |
154
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} |
155
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156
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sub pp_readline { |
157
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6
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6
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0
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10
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my $self = shift; |
158
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6
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11
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my($op, $cx) = @_; |
159
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6
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40
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my $kid = $op->first; |
160
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6
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50
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30
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$kid = $kid->first if $kid->name eq "rv2gv"; # <$fh> |
161
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6
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50
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66
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70
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if (B::Deparse::is_scalar($kid) |
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33
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162
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and $op->flags & OPf_SPECIAL |
163
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and $self->deparse($kid, 1) eq 'ARGV') { |
164
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0
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0
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my $body = [$self->deparse($kid, 1, $op)]; |
165
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0
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0
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return info_from_list($op, $self, ['<', $body->[0]{text}, '>'], '', |
166
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'readline_scalar', {body=>$body}); |
167
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} |
168
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6
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25
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return $self->unop($op, $cx, "readline"); |
169
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} |
170
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171
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sub pp_rcatline { |
172
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0
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0
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0
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0
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my $self = shift; |
173
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0
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0
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my($op) = @_; |
174
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0
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0
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return info_from_list($op, $self, ["<", $self->gv_name($self->gv_or_padgv($op)), ">"], |
175
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'', 'rcatline', {}); |
176
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} |
177
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178
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sub pp_smartmatch { |
179
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0
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0
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0
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0
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my ($self, $op, $cx) = @_; |
180
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0
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0
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0
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if ($op->flags & OPf_SPECIAL) { |
181
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0
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|
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|
|
0
|
return $self->deparse($op->last, $cx, $op); |
182
|
|
|
|
|
|
|
} |
183
|
|
|
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|
|
|
else { |
184
|
0
|
|
|
|
|
0
|
binop(@_, "~~", 14); |
185
|
|
|
|
|
|
|
} |
186
|
|
|
|
|
|
|
} |
187
|
|
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|
|
|
188
|
|
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|
|
|
|
sub bin_info_join($$$$$$$) { |
189
|
6
|
|
|
6
|
0
|
11
|
my ($self, $op, $lhs, $rhs, $mid, $sep, $type) = @_; |
190
|
6
|
|
|
|
|
20
|
my $texts = [$lhs->{text}, $mid, $rhs->{text}]; |
191
|
6
|
|
|
|
|
28
|
return info_from_list($op, $self, $texts, ' ', $type, {}) |
192
|
|
|
|
|
|
|
} |
193
|
|
|
|
|
|
|
|
194
|
|
|
|
|
|
|
sub bin_info_join_maybe_parens($$$$$$$$$) { |
195
|
6
|
|
|
6
|
0
|
19
|
my ($self, $op, $lhs, $rhs, $mid, $sep, $cx, $prec, $type) = @_; |
196
|
6
|
|
|
|
|
16
|
my $info = bin_info_join($self, $op, $lhs, $rhs, $mid, $sep, $type); |
197
|
6
|
|
|
|
|
28
|
$info->{text} = $self->maybe_parens($info->{text}, $cx, $prec); |
198
|
6
|
|
|
|
|
22
|
return $info; |
199
|
|
|
|
|
|
|
} |
200
|
|
|
|
|
|
|
|
201
|
|
|
|
|
|
|
sub for_loop { |
202
|
0
|
|
|
0
|
0
|
0
|
my $self = shift; |
203
|
0
|
|
|
|
|
0
|
my($op, $cx, $parent) = @_; |
204
|
0
|
|
|
|
|
0
|
my $init = $self->deparse($op, 1, $parent); |
205
|
0
|
|
|
|
|
0
|
my $s = $op->sibling; |
206
|
0
|
0
|
|
|
|
0
|
my $ll = $s->name eq "unstack" ? $s->sibling : $s->first->sibling; |
207
|
0
|
|
|
|
|
0
|
return $self->loop_common($ll, $cx, $init); |
208
|
|
|
|
|
|
|
} |
209
|
|
|
|
|
|
|
|
210
|
|
|
|
|
|
|
sub pp_padsv { |
211
|
4120
|
|
|
4120
|
0
|
5102
|
my $self = shift; |
212
|
4120
|
|
|
|
|
6367
|
my($op, $cx, $forbid_parens) = @_; |
213
|
4120
|
|
|
|
|
40145
|
return $self->maybe_my($op, $cx, $self->padname($op->targ), |
214
|
|
|
|
|
|
|
$forbid_parens); |
215
|
|
|
|
|
|
|
} |
216
|
|
|
|
|
|
|
|
217
|
|
|
|
|
|
|
my @threadsv_names = B::threadsv_names; |
218
|
|
|
|
|
|
|
sub pp_threadsv { |
219
|
0
|
|
|
0
|
0
|
0
|
my $self = shift; |
220
|
0
|
|
|
|
|
0
|
my($op, $cx) = @_; |
221
|
0
|
|
|
|
|
0
|
return $self->maybe_local_str($op, $cx, "\$" . $threadsv_names[$op->targ]); |
222
|
|
|
|
|
|
|
} |
223
|
|
|
|
|
|
|
|
224
|
|
|
|
|
|
|
sub gv_or_padgv { |
225
|
2282
|
|
|
2282
|
0
|
3184
|
my $self = shift; |
226
|
2282
|
|
|
|
|
2648
|
my $op = shift; |
227
|
2282
|
50
|
|
|
|
10865
|
if (class($op) eq "PADOP") { |
228
|
0
|
|
|
|
|
0
|
return $self->padval($op->padix); |
229
|
|
|
|
|
|
|
} else { # class($op) eq "SVOP" |
230
|
2282
|
|
|
|
|
9271
|
return $op->gv; |
231
|
|
|
|
|
|
|
} |
232
|
|
|
|
|
|
|
} |
233
|
|
|
|
|
|
|
|
234
|
|
|
|
|
|
|
sub pp_aelemfast_lex |
235
|
|
|
|
|
|
|
{ |
236
|
2
|
|
|
2
|
0
|
9
|
my($self, $op, $cx) = @_; |
237
|
2
|
|
|
|
|
28
|
my $name = $self->padname($op->targ); |
238
|
2
|
|
|
|
|
16
|
$name =~ s/^@/\$/; |
239
|
2
|
|
|
|
|
17
|
return info_from_list($op, $self, [$name, "[", ($op->private + $self->{'arybase'}), "]"], |
240
|
|
|
|
|
|
|
'', 'pp_aelemfast_lex', {}); |
241
|
|
|
|
|
|
|
} |
242
|
|
|
|
|
|
|
|
243
|
|
|
|
|
|
|
sub pp_aelemfast |
244
|
|
|
|
|
|
|
{ |
245
|
1
|
|
|
1
|
0
|
4
|
my($self, $op, $cx) = @_; |
246
|
|
|
|
|
|
|
# optimised PADAV, pre 5.15 |
247
|
1
|
50
|
|
|
|
6
|
return $self->pp_aelemfast_lex(@_) if ($op->flags & OPf_SPECIAL); |
248
|
|
|
|
|
|
|
|
249
|
1
|
|
|
|
|
5
|
my $gv = $self->gv_or_padgv($op); |
250
|
1
|
|
|
|
|
16
|
my($name,$quoted) = $self->stash_variable_name('@',$gv); |
251
|
1
|
50
|
|
|
|
5
|
$name = $quoted ? "$name->" : '$' . $name; |
252
|
1
|
|
|
|
|
5
|
my $i = $op->private; |
253
|
1
|
50
|
|
|
|
4
|
$i -= 256 if $i > 127; |
254
|
1
|
|
|
|
|
10
|
return info_from_list($op, $self, [$name, "[", ($op->private + $self->{'arybase'}), "]"], |
255
|
|
|
|
|
|
|
'', 'pp_aelemfast', {}); |
256
|
|
|
|
|
|
|
} |
257
|
|
|
|
|
|
|
|
258
|
0
|
|
|
0
|
0
|
0
|
sub pp_rv2sv { maybe_local_str(@_, rv2x(@_, "\$")) } |
259
|
10
|
|
|
10
|
0
|
45
|
sub pp_rv2hv { maybe_local_str(@_, rv2x(@_, "%")) } |
260
|
3
|
|
|
3
|
0
|
11
|
sub pp_rv2gv { maybe_local_str(@_, rv2x(@_, "*")) } |
261
|
|
|
|
|
|
|
|
262
|
|
|
|
|
|
|
# skip rv2av |
263
|
|
|
|
|
|
|
sub pp_av2arylen { |
264
|
32
|
|
|
32
|
0
|
52
|
my $self = shift; |
265
|
32
|
|
|
|
|
51
|
my($op, $cx) = @_; |
266
|
32
|
50
|
|
|
|
142
|
if ($op->first->name eq "padav") { |
267
|
0
|
|
|
|
|
0
|
return $self->maybe_local_str($op, $cx, '$#' . $self->padany($op->first)); |
268
|
|
|
|
|
|
|
} else { |
269
|
32
|
|
|
|
|
124
|
return $self->maybe_local_str($op, $cx, |
270
|
|
|
|
|
|
|
$self->rv2x($op->first, $cx, '$#')); |
271
|
|
|
|
|
|
|
} |
272
|
|
|
|
|
|
|
} |
273
|
|
|
|
|
|
|
|
274
|
|
|
|
|
|
|
sub list_const($$$) { |
275
|
0
|
|
|
0
|
0
|
0
|
my $self = shift; |
276
|
0
|
|
|
|
|
0
|
my($op, $cx, @list) = @_; |
277
|
0
|
|
|
|
|
0
|
my @a = map $self->const($_, 6), @list; |
278
|
0
|
|
|
|
|
0
|
my @texts = $self->map_texts(\@a); |
279
|
0
|
|
|
|
|
0
|
my $type = 'list_const'; |
280
|
0
|
|
|
|
|
0
|
my $prec = 6; |
281
|
0
|
0
|
0
|
|
|
0
|
if (@texts == 0) { |
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
282
|
0
|
|
|
|
|
0
|
return info_from_list($op, $self, ['(', ')'], '', 'list_const_null', {}); |
283
|
|
|
|
|
|
|
} elsif (@texts == 1) { |
284
|
0
|
|
|
|
|
0
|
return info_from_text($op, $self, $texts[0], 'list_const_one', |
285
|
|
|
|
|
|
|
{body => \@a}); |
286
|
|
|
|
|
|
|
} elsif ( @texts > 2 and !grep(!/^-?\d+$/, @texts)) { |
287
|
|
|
|
|
|
|
# collapse (-1,0,1,2) into (-1..2) |
288
|
0
|
|
|
|
|
0
|
my ($s, $e) = @texts[0,-1]; |
289
|
0
|
|
|
|
|
0
|
my $i = $s; |
290
|
0
|
0
|
|
|
|
0
|
unless (grep $i++ != $_, @texts) { |
291
|
0
|
|
|
|
|
0
|
@texts = ($s, '..', $e); |
292
|
0
|
|
|
|
|
0
|
$type = 'list_const_range'; |
293
|
0
|
|
|
|
|
0
|
$prec = 9; |
294
|
|
|
|
|
|
|
} |
295
|
|
|
|
|
|
|
} |
296
|
0
|
|
|
|
|
0
|
return info_from_list($op, $self, \@texts, '', $type, |
297
|
|
|
|
|
|
|
{maybe_parens => [$self, $cx, $prec]}); |
298
|
|
|
|
|
|
|
} |
299
|
|
|
|
|
|
|
|
300
|
|
|
|
|
|
|
sub pp_rv2av { |
301
|
33
|
|
|
33
|
0
|
55
|
my $self = shift; |
302
|
33
|
|
|
|
|
68
|
my($op, $cx) = @_; |
303
|
33
|
|
|
|
|
109
|
my $kid = $op->first; |
304
|
33
|
50
|
|
|
|
133
|
if ($kid->name eq "const") { # constant list |
305
|
0
|
|
|
|
|
0
|
my $av = $self->const_sv($kid); |
306
|
0
|
|
|
|
|
0
|
return $self->list_const($kid, $cx, $av->ARRAY); |
307
|
|
|
|
|
|
|
} else { |
308
|
33
|
|
|
|
|
164
|
return $self->maybe_local_str($op, $cx, |
309
|
|
|
|
|
|
|
$self->rv2x($op, $cx, "\@")); |
310
|
|
|
|
|
|
|
} |
311
|
|
|
|
|
|
|
} |
312
|
|
|
|
|
|
|
|
313
|
|
|
|
|
|
|
sub elem_or_slice_array_name |
314
|
|
|
|
|
|
|
{ |
315
|
3
|
|
|
3
|
0
|
8
|
my $self = shift; |
316
|
3
|
|
|
|
|
7
|
my ($array, $left, $padname, $allow_arrow) = @_; |
317
|
|
|
|
|
|
|
|
318
|
3
|
50
|
0
|
|
|
15
|
if ($array->name eq $padname) { |
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
319
|
3
|
|
|
|
|
45
|
return $self->padany($array); |
320
|
|
|
|
|
|
|
} elsif (B::Deparse::is_scope($array)) { # ${expr}[0] |
321
|
0
|
|
|
|
|
0
|
return "{" . $self->deparse($array, 0) . "}"; |
322
|
|
|
|
|
|
|
} elsif ($array->name eq "gv") { |
323
|
0
|
0
|
|
|
|
0
|
($array, my $quoted) = |
324
|
|
|
|
|
|
|
$self->stash_variable_name( |
325
|
|
|
|
|
|
|
$left eq '[' ? '@' : '%', $self->gv_or_padgv($array) |
326
|
|
|
|
|
|
|
); |
327
|
0
|
0
|
0
|
|
|
0
|
if (!$allow_arrow && $quoted) { |
328
|
|
|
|
|
|
|
# This cannot happen. |
329
|
0
|
|
|
|
|
0
|
die "Invalid variable name $array for slice"; |
330
|
|
|
|
|
|
|
} |
331
|
0
|
0
|
|
|
|
0
|
return $quoted ? "$array->" : $array; |
332
|
|
|
|
|
|
|
} elsif (!$allow_arrow || B::Deparse::is_scalar $array) { |
333
|
|
|
|
|
|
|
# $x[0], $$x[0], ... |
334
|
0
|
|
|
|
|
0
|
return $self->deparse($array, 24)->{text}; |
335
|
|
|
|
|
|
|
} else { |
336
|
0
|
|
|
|
|
0
|
return undef; |
337
|
|
|
|
|
|
|
} |
338
|
|
|
|
|
|
|
} |
339
|
|
|
|
|
|
|
|
340
|
|
|
|
|
|
|
sub elem_or_slice_single_index($$) |
341
|
|
|
|
|
|
|
{ |
342
|
3
|
|
|
3
|
0
|
7
|
my ($self, $idx, $parent) = @_; |
343
|
|
|
|
|
|
|
|
344
|
3
|
|
|
|
|
10
|
my $idx_info = $self->deparse($idx, 1, $parent); |
345
|
3
|
|
|
|
|
6
|
my $idx_str = $idx_info->{text}; |
346
|
|
|
|
|
|
|
|
347
|
|
|
|
|
|
|
# Outer parens in an array index will confuse perl |
348
|
|
|
|
|
|
|
# if we're interpolating in a regular expression, i.e. |
349
|
|
|
|
|
|
|
# /$x$foo[(-1)]/ is *not* the same as /$x$foo[-1]/ |
350
|
|
|
|
|
|
|
# |
351
|
|
|
|
|
|
|
# If $self->{parens}, then an initial '(' will |
352
|
|
|
|
|
|
|
# definitely be paired with a final ')'. If |
353
|
|
|
|
|
|
|
# !$self->{parens}, the misleading parens won't |
354
|
|
|
|
|
|
|
# have been added in the first place. |
355
|
|
|
|
|
|
|
# |
356
|
|
|
|
|
|
|
# [You might think that we could get "(...)...(...)" |
357
|
|
|
|
|
|
|
# where the initial and final parens do not match |
358
|
|
|
|
|
|
|
# each other. But we can't, because the above would |
359
|
|
|
|
|
|
|
# only happen if there's an infix binop between the |
360
|
|
|
|
|
|
|
# two pairs of parens, and *that* means that the whole |
361
|
|
|
|
|
|
|
# expression would be parenthesized as well.] |
362
|
|
|
|
|
|
|
# |
363
|
3
|
50
|
|
|
|
9
|
$idx_str =~ s/^\((.*)\)$/$1/ if $self->{'parens'}; |
364
|
|
|
|
|
|
|
|
365
|
|
|
|
|
|
|
# Hash-element braces will autoquote a bareword inside themselves. |
366
|
|
|
|
|
|
|
# We need to make sure that C<$hash{warn()}> doesn't come out as |
367
|
|
|
|
|
|
|
# C<$hash{warn}>, which has a quite different meaning. Currently |
368
|
|
|
|
|
|
|
# B::Deparse will always quote strings, even if the string was a |
369
|
|
|
|
|
|
|
# bareword in the original (i.e. the OPpCONST_BARE flag is ignored |
370
|
|
|
|
|
|
|
# for constant strings.) So we can cheat slightly here - if we see |
371
|
|
|
|
|
|
|
# a bareword, we know that it is supposed to be a function call. |
372
|
|
|
|
|
|
|
# |
373
|
3
|
|
|
|
|
17
|
$idx_str =~ s/^([A-Za-z_]\w*)$/$1()/; |
374
|
|
|
|
|
|
|
|
375
|
3
|
|
|
|
|
15
|
return info_from_text($idx_info->{op}, $self, $idx_str, |
376
|
|
|
|
|
|
|
'elem_or_slice_single_index', |
377
|
|
|
|
|
|
|
{body => [$idx_info]}); |
378
|
|
|
|
|
|
|
} |
379
|
|
|
|
|
|
|
|
380
|
|
|
|
|
|
|
sub elem |
381
|
|
|
|
|
|
|
{ |
382
|
0
|
|
|
0
|
|
0
|
my ($self, $op, $cx, $left, $right, $padname) = @_; |
383
|
0
|
|
|
|
|
0
|
my($array, $idx) = ($op->first, $op->first->sibling); |
384
|
|
|
|
|
|
|
|
385
|
0
|
|
|
|
|
0
|
my $idx_info = $self->elem_or_slice_single_index($idx, $op); |
386
|
0
|
|
|
|
|
0
|
my $opts = {body => [$idx_info]}; |
387
|
|
|
|
|
|
|
|
388
|
0
|
0
|
|
|
|
0
|
unless ($array->name eq $padname) { # Maybe this has been fixed |
389
|
0
|
|
|
|
|
0
|
$opts->{other_ops} = [$array]; |
390
|
0
|
|
|
|
|
0
|
$array = $array->first; # skip rv2av (or ex-rv2av in _53+) |
391
|
|
|
|
|
|
|
} |
392
|
0
|
|
|
|
|
0
|
my @texts = (); |
393
|
0
|
|
|
|
|
0
|
my $info; |
394
|
0
|
|
|
|
|
0
|
my $array_name=$self->elem_or_slice_array_name($array, $left, $padname, 1); |
395
|
0
|
0
|
|
|
|
0
|
if ($array_name) { |
396
|
0
|
0
|
|
|
|
0
|
if ($array_name !~ /->\z/) { |
397
|
0
|
0
|
|
|
|
0
|
if ($array_name eq '#') { |
398
|
0
|
|
|
|
|
0
|
$array_name = '${#}'; |
399
|
|
|
|
|
|
|
} else { |
400
|
0
|
|
|
|
|
0
|
$array_name = '$' . $array_name ; |
401
|
|
|
|
|
|
|
} |
402
|
|
|
|
|
|
|
} |
403
|
0
|
|
|
|
|
0
|
push @texts, $array_name; |
404
|
0
|
0
|
|
|
|
0
|
push @texts, $left if $left; |
405
|
0
|
|
|
|
|
0
|
push @texts, $idx_info->{text}, $right; |
406
|
0
|
|
|
|
|
0
|
return info_from_list($op, $self, \@texts, '', 'elem', $opts) |
407
|
|
|
|
|
|
|
} else { |
408
|
|
|
|
|
|
|
# $x[20][3]{hi} or expr->[20] |
409
|
0
|
|
|
|
|
0
|
my $type; |
410
|
0
|
|
|
|
|
0
|
my $array_info = $self->deparse($array, 24, $op); |
411
|
0
|
|
|
|
|
0
|
push @{$info->{body}}, $array_info; |
|
0
|
|
|
|
|
0
|
|
412
|
0
|
|
|
|
|
0
|
@texts = ($array_info->{text}); |
413
|
0
|
0
|
|
|
|
0
|
if (is_subscriptable($array)) { |
414
|
0
|
|
|
|
|
0
|
push @texts, $left, $idx_info->{text}, $right; |
415
|
0
|
|
|
|
|
0
|
$type = 'elem_no_arrow'; |
416
|
|
|
|
|
|
|
} else { |
417
|
0
|
|
|
|
|
0
|
push @texts, '->', $left, $idx_info->{text}, $right; |
418
|
0
|
|
|
|
|
0
|
$type = 'elem_arrow'; |
419
|
|
|
|
|
|
|
} |
420
|
0
|
|
|
|
|
0
|
return info_from_list($op, $self, \@texts, '', $type, $opts); |
421
|
|
|
|
|
|
|
} |
422
|
0
|
|
|
|
|
0
|
Carp::confess("unhandled condition in elem"); |
423
|
|
|
|
|
|
|
} |
424
|
|
|
|
|
|
|
|
425
|
|
|
|
|
|
|
# a simplified version of elem_or_slice_array_name() |
426
|
|
|
|
|
|
|
# for the use of pp_multideref |
427
|
|
|
|
|
|
|
|
428
|
|
|
|
|
|
|
sub multideref_var_name($$$) |
429
|
|
|
|
|
|
|
{ |
430
|
7
|
|
|
7
|
0
|
21
|
my ($self, $gv, $is_hash) = @_; |
431
|
|
|
|
|
|
|
|
432
|
7
|
100
|
|
|
|
150
|
my ($name, $quoted) = |
433
|
|
|
|
|
|
|
$self->stash_variable_name( $is_hash ? '%' : '@', $gv); |
434
|
7
|
100
|
|
|
|
37
|
return $quoted ? "$name->" |
|
|
50
|
|
|
|
|
|
435
|
|
|
|
|
|
|
: $name eq '#' |
436
|
|
|
|
|
|
|
? '${#}' # avoid ${#}[1] => $#[1] |
437
|
|
|
|
|
|
|
: '$' . $name; |
438
|
|
|
|
|
|
|
} |
439
|
|
|
|
|
|
|
|
440
|
|
|
|
|
|
|
sub pp_multideref |
441
|
|
|
|
|
|
|
{ |
442
|
9
|
|
|
9
|
0
|
21
|
my($self, $op, $cx) = @_; |
443
|
9
|
|
|
|
|
21
|
my @texts = (); |
444
|
|
|
|
|
|
|
|
445
|
9
|
100
|
|
|
|
65
|
if ($op->private & OPpMULTIDEREF_EXISTS) { |
|
|
100
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
446
|
4
|
|
|
|
|
669
|
@texts = ($self->keyword("exists"), ' '); |
447
|
|
|
|
|
|
|
} |
448
|
|
|
|
|
|
|
elsif ($op->private & OPpMULTIDEREF_DELETE) { |
449
|
4
|
|
|
|
|
577
|
@texts = ($self->keyword("delete"), ' ') |
450
|
|
|
|
|
|
|
} |
451
|
|
|
|
|
|
|
elsif ($op->private & OPpLVAL_INTRO) { |
452
|
0
|
|
|
|
|
0
|
@texts = ($self->keyword("local"), ' ') |
453
|
|
|
|
|
|
|
} |
454
|
|
|
|
|
|
|
|
455
|
9
|
50
|
33
|
|
|
112
|
if ($op->first && ($op->first->flags & OPf_KIDS)) { |
456
|
|
|
|
|
|
|
# arbitrary initial expression, e.g. f(1,2,3)->[...] |
457
|
0
|
|
|
|
|
0
|
my $first = $self->deparse($op->first, 24, $op); |
458
|
0
|
|
|
|
|
0
|
push @texts, $first->{text}; |
459
|
|
|
|
|
|
|
} |
460
|
|
|
|
|
|
|
|
461
|
9
|
|
|
|
|
66
|
my @items = $op->aux_list($self->{curcv}); |
462
|
9
|
|
|
|
|
30
|
my $actions = shift @items; |
463
|
|
|
|
|
|
|
|
464
|
9
|
|
|
|
|
11
|
my $is_hash; |
465
|
9
|
|
|
|
|
15
|
my $derefs = 0; |
466
|
|
|
|
|
|
|
|
467
|
9
|
|
|
|
|
35
|
while (1) { |
468
|
9
|
50
|
|
|
|
27
|
if (($actions & MDEREF_ACTION_MASK) == MDEREF_reload) { |
469
|
0
|
|
|
|
|
0
|
$actions = shift @items; |
470
|
0
|
|
|
|
|
0
|
next; |
471
|
|
|
|
|
|
|
} |
472
|
|
|
|
|
|
|
|
473
|
|
|
|
|
|
|
$is_hash = ( |
474
|
9
|
|
66
|
|
|
86
|
($actions & MDEREF_ACTION_MASK) == MDEREF_HV_pop_rv2hv_helem |
475
|
|
|
|
|
|
|
|| ($actions & MDEREF_ACTION_MASK) == MDEREF_HV_gvsv_vivify_rv2hv_helem |
476
|
|
|
|
|
|
|
|| ($actions & MDEREF_ACTION_MASK) == MDEREF_HV_padsv_vivify_rv2hv_helem |
477
|
|
|
|
|
|
|
|| ($actions & MDEREF_ACTION_MASK) == MDEREF_HV_vivify_rv2hv_helem |
478
|
|
|
|
|
|
|
|| ($actions & MDEREF_ACTION_MASK) == MDEREF_HV_padhv_helem |
479
|
|
|
|
|
|
|
|| ($actions & MDEREF_ACTION_MASK) == MDEREF_HV_gvhv_helem |
480
|
|
|
|
|
|
|
); |
481
|
|
|
|
|
|
|
|
482
|
9
|
100
|
66
|
|
|
70
|
if ( ($actions & MDEREF_ACTION_MASK) == MDEREF_AV_padav_aelem |
|
|
50
|
66
|
|
|
|
|
483
|
|
|
|
|
|
|
|| ($actions & MDEREF_ACTION_MASK) == MDEREF_HV_padhv_helem) |
484
|
|
|
|
|
|
|
{ |
485
|
2
|
|
|
|
|
5
|
$derefs = 1; |
486
|
2
|
|
|
|
|
22
|
push @texts, '$' . substr($self->padname(shift @items), 1); |
487
|
|
|
|
|
|
|
} |
488
|
|
|
|
|
|
|
elsif ( ($actions & MDEREF_ACTION_MASK) == MDEREF_AV_gvav_aelem |
489
|
|
|
|
|
|
|
|| ($actions & MDEREF_ACTION_MASK) == MDEREF_HV_gvhv_helem) |
490
|
|
|
|
|
|
|
{ |
491
|
7
|
|
|
|
|
12
|
$derefs = 1; |
492
|
7
|
|
|
|
|
42
|
push @texts, $self->multideref_var_name(shift @items, $is_hash); |
493
|
|
|
|
|
|
|
} |
494
|
|
|
|
|
|
|
else { |
495
|
0
|
0
|
0
|
|
|
0
|
if ( ($actions & MDEREF_ACTION_MASK) == |
|
|
0
|
0
|
|
|
|
|
|
|
0
|
0
|
|
|
|
|
496
|
|
|
|
|
|
|
MDEREF_AV_padsv_vivify_rv2av_aelem |
497
|
|
|
|
|
|
|
|| ($actions & MDEREF_ACTION_MASK) == |
498
|
|
|
|
|
|
|
MDEREF_HV_padsv_vivify_rv2hv_helem) |
499
|
|
|
|
|
|
|
{ |
500
|
0
|
|
|
|
|
0
|
push @texts, $self->padname(shift @items); |
501
|
|
|
|
|
|
|
} |
502
|
|
|
|
|
|
|
elsif ( ($actions & MDEREF_ACTION_MASK) == |
503
|
|
|
|
|
|
|
MDEREF_AV_gvsv_vivify_rv2av_aelem |
504
|
|
|
|
|
|
|
|| ($actions & MDEREF_ACTION_MASK) == |
505
|
|
|
|
|
|
|
MDEREF_HV_gvsv_vivify_rv2hv_helem) |
506
|
|
|
|
|
|
|
{ |
507
|
0
|
|
|
|
|
0
|
push @texts, $self->multideref_var_name(shift @items, $is_hash); |
508
|
|
|
|
|
|
|
} |
509
|
|
|
|
|
|
|
elsif ( ($actions & MDEREF_ACTION_MASK) == |
510
|
|
|
|
|
|
|
MDEREF_AV_pop_rv2av_aelem |
511
|
|
|
|
|
|
|
|| ($actions & MDEREF_ACTION_MASK) == |
512
|
|
|
|
|
|
|
MDEREF_HV_pop_rv2hv_helem) |
513
|
|
|
|
|
|
|
{ |
514
|
0
|
0
|
0
|
|
|
0
|
if ( ($op->flags & OPf_KIDS) |
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
515
|
|
|
|
|
|
|
&& ( B::Deparse::_op_is_or_was($op->first, OP_RV2AV) |
516
|
|
|
|
|
|
|
|| B::Deparse::_op_is_or_was($op->first, OP_RV2HV)) |
517
|
|
|
|
|
|
|
&& ($op->first->flags & OPf_KIDS) |
518
|
|
|
|
|
|
|
&& ( B::Deparse::_op_is_or_was($op->first->first, OP_AELEM) |
519
|
|
|
|
|
|
|
|| B::Deparse::_op_is_or_was($op->first->first, OP_HELEM)) |
520
|
|
|
|
|
|
|
) |
521
|
|
|
|
|
|
|
{ |
522
|
0
|
|
|
|
|
0
|
$derefs++; |
523
|
|
|
|
|
|
|
} |
524
|
|
|
|
|
|
|
} |
525
|
|
|
|
|
|
|
|
526
|
0
|
0
|
|
|
|
0
|
push(@texts, '->') if !$derefs++; |
527
|
|
|
|
|
|
|
} |
528
|
|
|
|
|
|
|
|
529
|
|
|
|
|
|
|
|
530
|
9
|
50
|
|
|
|
31
|
if (($actions & MDEREF_INDEX_MASK) == MDEREF_INDEX_none) { |
531
|
0
|
|
|
|
|
0
|
last; |
532
|
|
|
|
|
|
|
} |
533
|
|
|
|
|
|
|
|
534
|
9
|
100
|
|
|
|
23
|
push(@texts, $is_hash ? '{' : '['); |
535
|
|
|
|
|
|
|
|
536
|
9
|
50
|
|
|
|
18
|
if (($actions & MDEREF_INDEX_MASK) == MDEREF_INDEX_const) { |
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
537
|
9
|
|
|
|
|
21
|
my $key = shift @items; |
538
|
9
|
100
|
|
|
|
51
|
if ($is_hash) { |
539
|
5
|
|
|
|
|
35
|
push @texts, $self->const($key, $cx)->{text}; |
540
|
|
|
|
|
|
|
} |
541
|
|
|
|
|
|
|
else { |
542
|
4
|
|
|
|
|
9
|
push @texts, $key; |
543
|
|
|
|
|
|
|
} |
544
|
|
|
|
|
|
|
} |
545
|
|
|
|
|
|
|
elsif (($actions & MDEREF_INDEX_MASK) == MDEREF_INDEX_padsv) { |
546
|
0
|
|
|
|
|
0
|
push @texts, $self->padname(shift @items); |
547
|
|
|
|
|
|
|
} |
548
|
|
|
|
|
|
|
elsif (($actions & MDEREF_INDEX_MASK) == MDEREF_INDEX_gvsv) { |
549
|
0
|
|
|
|
|
0
|
push @texts,('$' . ($self->stash_variable_name('$', shift @items))[0]); |
550
|
|
|
|
|
|
|
} |
551
|
|
|
|
|
|
|
|
552
|
9
|
100
|
|
|
|
34
|
push(@texts, $is_hash ? '}' : ']'); |
553
|
|
|
|
|
|
|
|
554
|
9
|
50
|
|
|
|
21
|
if ($actions & MDEREF_FLAG_last) { |
555
|
9
|
|
|
|
|
16
|
last; |
556
|
|
|
|
|
|
|
} |
557
|
0
|
|
|
|
|
0
|
$actions >>= MDEREF_SHIFT; |
558
|
|
|
|
|
|
|
} |
559
|
|
|
|
|
|
|
|
560
|
9
|
|
|
|
|
33
|
return info_from_list($op, $self, \@texts, '', 'multideref', {}); |
561
|
|
|
|
|
|
|
} |
562
|
|
|
|
|
|
|
|
563
|
|
|
|
|
|
|
sub pp_gelem |
564
|
|
|
|
|
|
|
{ |
565
|
0
|
|
|
0
|
0
|
0
|
my($self, $op, $cx) = @_; |
566
|
0
|
|
|
|
|
0
|
my($glob, $part) = ($op->first, $op->last); |
567
|
0
|
|
|
|
|
0
|
$glob = $glob->first; # skip rv2gv |
568
|
0
|
0
|
|
|
|
0
|
$glob = $glob->first if $glob->name eq "rv2gv"; # this one's a bug |
569
|
0
|
|
|
|
|
0
|
my $scope = B::Deparse::is_scope($glob); |
570
|
0
|
|
|
|
|
0
|
$glob = $self->deparse($glob, 0); |
571
|
0
|
|
|
|
|
0
|
$part = $self->deparse($part, 1); |
572
|
0
|
0
|
|
|
|
0
|
return "*" . ($scope ? "{$glob}" : $glob) . "{$part}"; |
573
|
|
|
|
|
|
|
} |
574
|
|
|
|
|
|
|
|
575
|
|
|
|
|
|
|
sub pp_lslice |
576
|
|
|
|
|
|
|
{ |
577
|
1
|
|
|
1
|
0
|
3
|
my ($self, $op, $cs) = @_; |
578
|
1
|
|
|
|
|
6
|
my $idx = $op->first; |
579
|
1
|
|
|
|
|
5
|
my $list = $op->last; |
580
|
1
|
|
|
|
|
2
|
my(@elems, $kid); |
581
|
1
|
|
|
|
|
4
|
my $list_info = $self->deparse($list, 1, $op); |
582
|
1
|
|
|
|
|
3
|
my $idx_info = $self->deparse($idx, 1, $op); |
583
|
1
|
|
|
|
|
19
|
return info_from_list($op, $self, ['(', $list_info->{text}, ')', '[', $idx_info->{text}, ']'], |
584
|
|
|
|
|
|
|
'', 'lslice', {body=>[$list_info, $idx_info]}); |
585
|
|
|
|
|
|
|
} |
586
|
|
|
|
|
|
|
|
587
|
|
|
|
|
|
|
sub _method |
588
|
|
|
|
|
|
|
{ |
589
|
2
|
|
|
2
|
|
5
|
my($self, $op, $cx) = @_; |
590
|
2
|
|
|
|
|
8
|
my @other_ops = ($op->first); |
591
|
2
|
|
|
|
|
19
|
my $kid = $op->first->sibling; # skip pushmark |
592
|
2
|
|
|
|
|
5
|
my($meth, $obj, @exprs); |
593
|
2
|
50
|
33
|
|
|
9
|
if ($kid->name eq "list" and B::Deparse::want_list $kid) { |
594
|
|
|
|
|
|
|
# When an indirect object isn't a bareword but the args are in |
595
|
|
|
|
|
|
|
# parens, the parens aren't part of the method syntax (the LLAFR |
596
|
|
|
|
|
|
|
# doesn't apply), but they make a list with OPf_PARENS set that |
597
|
|
|
|
|
|
|
# doesn't get flattened by the append_elem that adds the method, |
598
|
|
|
|
|
|
|
# making a (object, arg1, arg2, ...) list where the object |
599
|
|
|
|
|
|
|
# usually is. This can be distinguished from |
600
|
|
|
|
|
|
|
# '($obj, $arg1, $arg2)->meth()' (which is legal if $arg2 is an |
601
|
|
|
|
|
|
|
# object) because in the later the list is in scalar context |
602
|
|
|
|
|
|
|
# as the left side of -> always is, while in the former |
603
|
|
|
|
|
|
|
# the list is in list context as method arguments always are. |
604
|
|
|
|
|
|
|
# (Good thing there aren't method prototypes!) |
605
|
0
|
|
|
|
|
0
|
$meth = $kid->sibling; |
606
|
0
|
|
|
|
|
0
|
push @other_ops, $kid->first; |
607
|
0
|
|
|
|
|
0
|
$kid = $kid->first->sibling; # skip pushmark |
608
|
0
|
|
|
|
|
0
|
$obj = $kid; |
609
|
0
|
|
|
|
|
0
|
$kid = $kid->sibling; |
610
|
0
|
|
|
|
|
0
|
for (; not B::Deparse::null $kid; $kid = $kid->sibling) { |
611
|
0
|
|
|
|
|
0
|
push @exprs, $kid; |
612
|
|
|
|
|
|
|
} |
613
|
|
|
|
|
|
|
} else { |
614
|
2
|
|
|
|
|
3
|
$obj = $kid; |
615
|
2
|
|
|
|
|
7
|
$kid = $kid->sibling; |
616
|
2
|
|
66
|
|
|
22
|
for (; !B::Deparse::null ($kid->sibling) && $kid->name!~/^method(?:_named)?\z/; |
617
|
|
|
|
|
|
|
$kid = $kid->sibling) { |
618
|
1
|
|
|
|
|
10
|
push @exprs, $kid |
619
|
|
|
|
|
|
|
} |
620
|
2
|
|
|
|
|
4
|
$meth = $kid; |
621
|
|
|
|
|
|
|
} |
622
|
|
|
|
|
|
|
|
623
|
2
|
50
|
|
|
|
9
|
if ($meth->name eq "method_named") { |
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
624
|
2
|
|
|
|
|
17
|
$meth = $self->meth_sv($meth)->PV; |
625
|
|
|
|
|
|
|
} elsif ($meth->name eq "method_super") { |
626
|
0
|
|
|
|
|
0
|
$meth = "SUPER::".$self->meth_sv($meth)->PV; |
627
|
|
|
|
|
|
|
} elsif ($meth->name eq "method_redir") { |
628
|
0
|
|
|
|
|
0
|
$meth = $self->meth_rclass_sv($meth)->PV.'::'.$self->meth_sv($meth)->PV; |
629
|
|
|
|
|
|
|
} elsif ($meth->name eq "method_redir_super") { |
630
|
0
|
|
|
|
|
0
|
$meth = $self->meth_rclass_sv($meth)->PV.'::SUPER::'. |
631
|
|
|
|
|
|
|
$self->meth_sv($meth)->PV; |
632
|
|
|
|
|
|
|
} else { |
633
|
0
|
|
|
|
|
0
|
$meth = $meth->first; |
634
|
0
|
0
|
|
|
|
0
|
if ($meth->name eq "const") { |
635
|
|
|
|
|
|
|
# As of 5.005_58, this case is probably obsoleted by the |
636
|
|
|
|
|
|
|
# method_named case above |
637
|
0
|
|
|
|
|
0
|
$meth = $self->const_sv($meth)->PV; # needs to be bare |
638
|
|
|
|
|
|
|
} |
639
|
|
|
|
|
|
|
} |
640
|
|
|
|
|
|
|
|
641
|
|
|
|
|
|
|
return { |
642
|
2
|
|
|
|
|
17
|
method => $meth, |
643
|
|
|
|
|
|
|
variable_method => ref($meth), |
644
|
|
|
|
|
|
|
object => $obj, |
645
|
|
|
|
|
|
|
args => \@exprs, |
646
|
|
|
|
|
|
|
other_ops => \@other_ops |
647
|
|
|
|
|
|
|
}, $cx; |
648
|
|
|
|
|
|
|
} |
649
|
|
|
|
|
|
|
|
650
|
|
|
|
|
|
|
sub e_method { |
651
|
2
|
|
|
2
|
0
|
4
|
my ($self, $op, $minfo, $cx) = @_; |
652
|
2
|
|
|
|
|
8
|
my $obj = $self->deparse($minfo->{object}, 24, $op); |
653
|
2
|
|
|
|
|
5
|
my @body = ($obj); |
654
|
2
|
|
|
|
|
4
|
my $other_ops = $minfo->{other_ops}; |
655
|
|
|
|
|
|
|
|
656
|
2
|
|
|
|
|
4
|
my $meth = $minfo->{method}; |
657
|
2
|
|
|
|
|
11
|
my $meth_info; |
658
|
2
|
50
|
|
|
|
5
|
if ($minfo->{variable_method}) { |
659
|
0
|
|
|
|
|
0
|
$meth_info = $self->deparse($meth, 1, $op); |
660
|
0
|
|
|
|
|
0
|
push @body, $meth_info; |
661
|
|
|
|
|
|
|
} |
662
|
2
|
|
|
|
|
4
|
my @args = map { $self->deparse($_, 6, $op) } @{$minfo->{args}}; |
|
1
|
|
|
|
|
4
|
|
|
2
|
|
|
|
|
5
|
|
663
|
2
|
|
|
|
|
6
|
push @body, @args; |
664
|
2
|
|
|
|
|
5
|
my @args_texts = map $_->{text}, @args; |
665
|
2
|
|
|
|
|
5
|
my $args = join(", ", @args_texts); |
666
|
|
|
|
|
|
|
|
667
|
2
|
|
|
|
|
6
|
my $opts = {body => \@body, other_ops => $other_ops}; |
668
|
2
|
|
|
|
|
3
|
my @texts = (); |
669
|
2
|
|
|
|
|
4
|
my $type; |
670
|
|
|
|
|
|
|
|
671
|
2
|
50
|
33
|
|
|
13
|
if ($minfo->{object}->name eq 'scope' && B::Deparse::want_list $minfo->{object}) { |
672
|
|
|
|
|
|
|
# method { $object } |
673
|
|
|
|
|
|
|
# This must be deparsed this way to preserve list context |
674
|
|
|
|
|
|
|
# of $object. |
675
|
0
|
|
|
|
|
0
|
my $need_paren = $cx >= 6; |
676
|
0
|
0
|
|
|
|
0
|
if ($need_paren) { |
677
|
0
|
|
|
|
|
0
|
@texts = ('(', $meth, substr($obj,2), |
678
|
|
|
|
|
|
|
$args, ')'); |
679
|
0
|
|
|
|
|
0
|
$type = 'e_method_list_paren'; |
680
|
|
|
|
|
|
|
} else { |
681
|
0
|
|
|
|
|
0
|
@texts = ($meth, substr($obj,2), $args); |
682
|
0
|
|
|
|
|
0
|
$type = 'e_method_list'; |
683
|
|
|
|
|
|
|
} |
684
|
0
|
|
|
|
|
0
|
return info_from_list($op, $self, \@texts, '', $type, $opts); |
685
|
|
|
|
|
|
|
} |
686
|
2
|
100
|
|
|
|
7
|
if (length $args) { |
687
|
1
|
|
|
|
|
5
|
@texts = ($obj->{text}, '->', $meth, '(', $args, ')'); |
688
|
1
|
|
|
|
|
2
|
$type = 'e_method_args'; |
689
|
|
|
|
|
|
|
} else { |
690
|
1
|
|
|
|
|
4
|
@texts = ($obj->{text}, '->', $meth); |
691
|
1
|
|
|
|
|
3
|
$type = 'e_method_null'; |
692
|
|
|
|
|
|
|
} |
693
|
2
|
|
|
|
|
6
|
return info_from_list($op, $self, \@texts, '', $type, $opts); |
694
|
|
|
|
|
|
|
} |
695
|
|
|
|
|
|
|
|
696
|
|
|
|
|
|
|
# returns "&" and the argument bodies if the prototype doesn't match the args, |
697
|
|
|
|
|
|
|
# or ("", $args_after_prototype_demunging) if it does. |
698
|
|
|
|
|
|
|
sub check_proto { |
699
|
1
|
|
|
1
|
0
|
3
|
my $self = shift; |
700
|
1
|
|
|
|
|
11
|
my $op = shift; |
701
|
1
|
50
|
|
|
|
5
|
return ('&', []) if $self->{'noproto'}; |
702
|
1
|
|
|
|
|
3
|
my($proto, @args) = @_; |
703
|
1
|
|
|
|
|
3
|
my($arg, $real); |
704
|
1
|
|
|
|
|
3
|
my $doneok = 0; |
705
|
1
|
|
|
|
|
2
|
my @reals; |
706
|
|
|
|
|
|
|
# An unbackslashed @ or % gobbles up the rest of the args |
707
|
1
|
|
|
|
|
6
|
1 while $proto =~ s/(?
|
708
|
1
|
|
|
|
|
5
|
$proto =~ s/^\s*//; |
709
|
1
|
|
|
|
|
3
|
while ($proto) { |
710
|
4
|
|
|
|
|
16
|
$proto =~ s/^(\\?[\$\@&%*_]|\\\[[\$\@&%*]+\]|;)\s*//; |
711
|
4
|
|
|
|
|
10
|
my $chr = $1; |
712
|
4
|
50
|
33
|
|
|
19
|
if ($chr eq "") { |
|
|
100
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
713
|
0
|
0
|
|
|
|
0
|
return ('&', []) if @args; |
714
|
|
|
|
|
|
|
} elsif ($chr eq ";") { |
715
|
1
|
|
|
|
|
3
|
$doneok = 1; |
716
|
|
|
|
|
|
|
} elsif ($chr eq "@" or $chr eq "%") { |
717
|
0
|
|
|
|
|
0
|
push @reals, map($self->deparse($_, 6), @args, $op); |
718
|
0
|
|
|
|
|
0
|
@args = (); |
719
|
|
|
|
|
|
|
} else { |
720
|
3
|
|
|
|
|
4
|
$arg = shift @args; |
721
|
3
|
100
|
|
|
|
7
|
last unless $arg; |
722
|
2
|
50
|
33
|
|
|
7
|
if ($chr eq "\$" || $chr eq "_") { |
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
723
|
2
|
50
|
|
|
|
14
|
if (B::Deparse::want_scalar $arg) { |
724
|
2
|
|
|
|
|
8
|
push @reals, $self->deparse($arg, 6, $op); |
725
|
|
|
|
|
|
|
} else { |
726
|
0
|
|
|
|
|
0
|
return ('&', []); |
727
|
|
|
|
|
|
|
} |
728
|
|
|
|
|
|
|
} elsif ($chr eq "&") { |
729
|
0
|
0
|
|
|
|
0
|
if ($arg->name =~ /^(s?refgen|undef)$/) { |
730
|
0
|
|
|
|
|
0
|
push @reals, $self->deparse($arg, 6, $op); |
731
|
|
|
|
|
|
|
} else { |
732
|
0
|
|
|
|
|
0
|
return ('&', []); |
733
|
|
|
|
|
|
|
} |
734
|
|
|
|
|
|
|
} elsif ($chr eq "*") { |
735
|
0
|
0
|
0
|
|
|
0
|
if ($arg->name =~ /^s?refgen$/ |
736
|
|
|
|
|
|
|
and $arg->first->first->name eq "rv2gv") |
737
|
|
|
|
|
|
|
{ |
738
|
0
|
|
|
|
|
0
|
$real = $arg->first->first; # skip refgen, null |
739
|
0
|
0
|
|
|
|
0
|
if ($real->first->name eq "gv") { |
740
|
0
|
|
|
|
|
0
|
push @reals, $self->deparse($real, 6, $op); |
741
|
|
|
|
|
|
|
} else { |
742
|
0
|
|
|
|
|
0
|
push @reals, $self->deparse($real->first, 6, $op); |
743
|
|
|
|
|
|
|
} |
744
|
|
|
|
|
|
|
} else { |
745
|
0
|
|
|
|
|
0
|
return ('&', []); |
746
|
|
|
|
|
|
|
} |
747
|
|
|
|
|
|
|
} elsif (substr($chr, 0, 1) eq "\\") { |
748
|
0
|
|
|
|
|
0
|
$chr =~ tr/\\[]//d; |
749
|
0
|
0
|
0
|
|
|
0
|
if ($arg->name =~ /^s?refgen$/ and |
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
750
|
|
|
|
|
|
|
!B::Deparse::null($real = $arg->first) and |
751
|
|
|
|
|
|
|
($chr =~ /\$/ && B::Deparse::is_scalar($real->first) |
752
|
|
|
|
|
|
|
or ($chr =~ /@/ |
753
|
|
|
|
|
|
|
&& class($real->first->sibling) ne 'NULL' |
754
|
|
|
|
|
|
|
&& $real->first->sibling->name |
755
|
|
|
|
|
|
|
=~ /^(rv2|pad)av$/) |
756
|
|
|
|
|
|
|
or ($chr =~ /%/ |
757
|
|
|
|
|
|
|
&& class($real->first->sibling) ne 'NULL' |
758
|
|
|
|
|
|
|
&& $real->first->sibling->name |
759
|
|
|
|
|
|
|
=~ /^(rv2|pad)hv$/) |
760
|
|
|
|
|
|
|
#or ($chr =~ /&/ # This doesn't work |
761
|
|
|
|
|
|
|
# && $real->first->name eq "rv2cv") |
762
|
|
|
|
|
|
|
or ($chr =~ /\*/ |
763
|
|
|
|
|
|
|
&& $real->first->name eq "rv2gv"))) |
764
|
|
|
|
|
|
|
{ |
765
|
0
|
|
|
|
|
0
|
push @reals, $self->deparse($real, 6, $op); |
766
|
|
|
|
|
|
|
} else { |
767
|
0
|
|
|
|
|
0
|
return ('&', []); |
768
|
|
|
|
|
|
|
} |
769
|
|
|
|
|
|
|
} |
770
|
|
|
|
|
|
|
} |
771
|
|
|
|
|
|
|
} |
772
|
1
|
50
|
33
|
|
|
4
|
return ('&', []) if $proto and !$doneok; # too few args and no ';' |
773
|
1
|
50
|
|
|
|
3
|
return ('&', []) if @args; # too many args |
774
|
1
|
|
|
|
|
4
|
return ('', \@reals); |
775
|
|
|
|
|
|
|
} |
776
|
|
|
|
|
|
|
|
777
|
4
|
|
|
4
|
0
|
19
|
sub pp_enterwrite { unop(@_, "write") } |
778
|
|
|
|
|
|
|
|
779
|
|
|
|
|
|
|
# Split a floating point number into an integer mantissa and a binary |
780
|
|
|
|
|
|
|
# exponent. Assumes you've already made sure the number isn't zero or |
781
|
|
|
|
|
|
|
# some weird infinity or NaN. |
782
|
|
|
|
|
|
|
sub split_float { |
783
|
0
|
|
|
0
|
0
|
0
|
my($f) = @_; |
784
|
0
|
|
|
|
|
0
|
my $exponent = 0; |
785
|
0
|
0
|
|
|
|
0
|
if ($f == int($f)) { |
786
|
0
|
|
|
|
|
0
|
while ($f % 2 == 0) { |
787
|
0
|
|
|
|
|
0
|
$f /= 2; |
788
|
0
|
|
|
|
|
0
|
$exponent++; |
789
|
|
|
|
|
|
|
} |
790
|
|
|
|
|
|
|
} else { |
791
|
0
|
|
|
|
|
0
|
while ($f != int($f)) { |
792
|
0
|
|
|
|
|
0
|
$f *= 2; |
793
|
0
|
|
|
|
|
0
|
$exponent--; |
794
|
|
|
|
|
|
|
} |
795
|
|
|
|
|
|
|
} |
796
|
0
|
|
|
|
|
0
|
my $mantissa = sprintf("%.0f", $f); |
797
|
0
|
|
|
|
|
0
|
return ($mantissa, $exponent); |
798
|
|
|
|
|
|
|
} |
799
|
|
|
|
|
|
|
|
800
|
|
|
|
|
|
|
# OP_STRINGIFY is a listop, but it only ever has one arg |
801
|
|
|
|
|
|
|
sub pp_stringify { |
802
|
0
|
|
|
0
|
0
|
0
|
my ($self, $op, $cx) = @_; |
803
|
0
|
|
|
|
|
0
|
my $kid = $op->first->sibling; |
804
|
0
|
|
|
|
|
0
|
my @other_ops = (); |
805
|
0
|
|
0
|
|
|
0
|
while ($kid->name eq 'null' && !B::Deparse::null($kid->first)) { |
806
|
0
|
|
|
|
|
0
|
push(@other_ops, $kid); |
807
|
0
|
|
|
|
|
0
|
$kid = $kid->first; |
808
|
|
|
|
|
|
|
} |
809
|
0
|
|
|
|
|
0
|
my $info; |
810
|
0
|
0
|
|
|
|
0
|
if ($kid->name =~ /^(?:const|padsv|rv2sv|av2arylen|gvsv|multideref |
811
|
|
|
|
|
|
|
|aelemfast(?:_lex)?|[ah]elem|join|concat)\z/x) { |
812
|
0
|
|
|
|
|
0
|
$info = maybe_targmy(@_, \&dquote); |
813
|
|
|
|
|
|
|
} |
814
|
|
|
|
|
|
|
else { |
815
|
|
|
|
|
|
|
# Actually an optimised join. |
816
|
0
|
|
|
|
|
0
|
my $info = listop(@_,"join"); |
817
|
0
|
|
|
|
|
0
|
$info->{text} =~ s/join([( ])/join$1$self->{'ex_const'}, /; |
818
|
|
|
|
|
|
|
} |
819
|
0
|
|
|
|
|
0
|
push @{$info->{other_ops}}, @other_ops; |
|
0
|
|
|
|
|
0
|
|
820
|
0
|
|
|
|
|
0
|
return $info; |
821
|
|
|
|
|
|
|
} |
822
|
|
|
|
|
|
|
|
823
|
|
|
|
|
|
|
|
824
|
|
|
|
|
|
|
# Like dq(), but different |
825
|
|
|
|
|
|
|
sub re_dq { |
826
|
1
|
|
|
1
|
0
|
2
|
my $self = shift; |
827
|
1
|
|
|
|
|
3
|
my ($op) = @_; |
828
|
1
|
|
|
|
|
2
|
my ($re_dq_info, $fmt); |
829
|
|
|
|
|
|
|
|
830
|
1
|
|
|
|
|
4
|
my $type = $op->name; |
831
|
1
|
50
|
|
|
|
14
|
if ($type eq "const") { |
|
|
50
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
832
|
0
|
0
|
|
|
|
0
|
return '$[' if $op->private & OPpCONST_ARYBASE; |
833
|
0
|
|
|
|
|
0
|
my $unbacked = B::Deparse::re_unback($self->const_sv($op)->as_string); |
834
|
0
|
|
|
|
|
0
|
return B::Deparse::re_uninterp(escape_re($unbacked)); |
835
|
|
|
|
|
|
|
} elsif ($type eq "concat") { |
836
|
0
|
|
|
|
|
0
|
my $first = $self->re_dq($op->first); |
837
|
0
|
|
|
|
|
0
|
my $last = $self->re_dq($op->last); |
838
|
0
|
|
|
|
|
0
|
return B::Deparse::re_dq_disambiguate($first, $last); |
839
|
|
|
|
|
|
|
} elsif ($type eq "uc") { |
840
|
0
|
|
|
|
|
0
|
$re_dq_info = $self->re_dq($op->first->sibling); |
841
|
0
|
|
|
|
|
0
|
$fmt = '\U%c\E'; |
842
|
0
|
|
|
|
|
0
|
$type .= ' uc'; |
843
|
|
|
|
|
|
|
} elsif ($type eq "lc") { |
844
|
0
|
|
|
|
|
0
|
$re_dq_info = $self->re_dq($op->first->sibling); |
845
|
0
|
|
|
|
|
0
|
$fmt = '\L%c\E'; |
846
|
0
|
|
|
|
|
0
|
$type .= ' lc'; |
847
|
|
|
|
|
|
|
} elsif ($type eq "ucfirst") { |
848
|
0
|
|
|
|
|
0
|
$re_dq_info = $self->re_dq($op->first->sibling); |
849
|
0
|
|
|
|
|
0
|
$fmt = '\u%c'; |
850
|
0
|
|
|
|
|
0
|
$type .= ' ucfirst'; |
851
|
|
|
|
|
|
|
} elsif ($type eq "lcfirst") { |
852
|
0
|
|
|
|
|
0
|
$re_dq_info = $self->re_dq($op->first->sibling); |
853
|
0
|
|
|
|
|
0
|
$fmt = '\u%c'; |
854
|
0
|
|
|
|
|
0
|
$type .= ' lcfirst'; |
855
|
|
|
|
|
|
|
} elsif ($type eq "quotemeta") { |
856
|
0
|
|
|
|
|
0
|
$re_dq_info = $self->re_dq($op->first->sibling); |
857
|
0
|
|
|
|
|
0
|
$fmt = '\Q%c\E'; |
858
|
0
|
|
|
|
|
0
|
$type .= ' quotemeta'; |
859
|
|
|
|
|
|
|
} elsif ($type eq "fc") { |
860
|
0
|
|
|
|
|
0
|
$re_dq_info = $self->re_dq($op->first->sibling); |
861
|
0
|
|
|
|
|
0
|
$fmt = '\F%c\E'; |
862
|
0
|
|
|
|
|
0
|
$type .= ' fc'; |
863
|
|
|
|
|
|
|
} elsif ($type eq "join") { |
864
|
0
|
|
|
|
|
0
|
return $self->deparse($op->last, 26); # was join($", @ary) |
865
|
|
|
|
|
|
|
} else { |
866
|
1
|
|
|
|
|
5
|
my $ret = $self->deparse($op, 26); |
867
|
1
|
50
|
|
|
|
6
|
$ret =~ s/^\$([(|)])\z/\${$1}/ # $( $| $) need braces |
868
|
|
|
|
|
|
|
or $ret =~ s/^\@([-+])\z/\@{$1}/; # @- @+ need braces |
869
|
1
|
|
|
|
|
3
|
return $ret; |
870
|
|
|
|
|
|
|
} |
871
|
0
|
|
|
|
|
0
|
return $self->info_from_template($type, $op->first->sibling, |
872
|
|
|
|
|
|
|
$fmt, [$re_dq_info], [0]); |
873
|
|
|
|
|
|
|
} |
874
|
|
|
|
|
|
|
|
875
|
|
|
|
|
|
|
sub pure_string { |
876
|
8
|
|
|
8
|
0
|
17
|
my ($self, $op) = @_; |
877
|
8
|
50
|
|
|
|
60
|
return 0 if B::Deparse::null $op; |
878
|
8
|
|
|
|
|
32
|
my $type = $op->name; |
879
|
|
|
|
|
|
|
|
880
|
8
|
50
|
33
|
|
|
241
|
if ($type eq 'const' || $type eq 'av2arylen') { |
|
|
50
|
33
|
|
|
|
|
|
|
50
|
33
|
|
|
|
|
|
|
50
|
66
|
|
|
|
|
|
|
50
|
66
|
|
|
|
|
|
|
100
|
33
|
|
|
|
|
|
|
|
33
|
|
|
|
|
881
|
0
|
|
|
|
|
0
|
return 1; |
882
|
|
|
|
|
|
|
} |
883
|
|
|
|
|
|
|
elsif ($type =~ /^(?:[ul]c(first)?|fc)$/ || $type eq 'quotemeta') { |
884
|
0
|
|
|
|
|
0
|
return $self->pure_string($op->first->sibling); |
885
|
|
|
|
|
|
|
} |
886
|
|
|
|
|
|
|
elsif ($type eq 'join') { |
887
|
0
|
|
|
|
|
0
|
my $join_op = $op->first->sibling; # Skip pushmark |
888
|
0
|
0
|
0
|
|
|
0
|
return 0 unless $join_op->name eq 'null' && $join_op->targ == OP_RV2SV; |
889
|
|
|
|
|
|
|
|
890
|
0
|
|
|
|
|
0
|
my $gvop = $join_op->first; |
891
|
0
|
0
|
|
|
|
0
|
return 0 unless $gvop->name eq 'gvsv'; |
892
|
0
|
0
|
|
|
|
0
|
return 0 unless '"' eq $self->gv_name($self->gv_or_padgv($gvop)); |
893
|
|
|
|
|
|
|
|
894
|
0
|
0
|
|
|
|
0
|
return 0 unless ${$join_op->sibling} eq ${$op->last}; |
|
0
|
|
|
|
|
0
|
|
|
0
|
|
|
|
|
0
|
|
895
|
0
|
0
|
|
|
|
0
|
return 0 unless $op->last->name =~ /^(?:[ah]slice|(?:rv2|pad)av)$/; |
896
|
|
|
|
|
|
|
} |
897
|
|
|
|
|
|
|
elsif ($type eq 'concat') { |
898
|
0
|
|
0
|
|
|
0
|
return $self->pure_string($op->first) |
899
|
|
|
|
|
|
|
&& $self->pure_string($op->last); |
900
|
|
|
|
|
|
|
} |
901
|
|
|
|
|
|
|
elsif (B::Deparse::is_scalar($op) || $type =~ /^[ah]elem$/) { |
902
|
0
|
|
|
|
|
0
|
return 1; |
903
|
|
|
|
|
|
|
} |
904
|
|
|
|
|
|
|
elsif ($type eq "null" and $op->can('first') and not B::Deparse::null $op->first and |
905
|
|
|
|
|
|
|
($op->first->name eq "null" and $op->first->can('first') |
906
|
|
|
|
|
|
|
and not B::Deparse::null $op->first->first and |
907
|
|
|
|
|
|
|
$op->first->first->name eq "aelemfast" |
908
|
|
|
|
|
|
|
or |
909
|
|
|
|
|
|
|
$op->first->name =~ /^aelemfast(?:_lex)?\z/ |
910
|
|
|
|
|
|
|
)) { |
911
|
1
|
|
|
|
|
5
|
return 1; |
912
|
|
|
|
|
|
|
} |
913
|
|
|
|
|
|
|
else { |
914
|
7
|
|
|
|
|
29
|
return 0; |
915
|
|
|
|
|
|
|
} |
916
|
|
|
|
|
|
|
|
917
|
0
|
|
|
|
|
0
|
return 1; |
918
|
|
|
|
|
|
|
} |
919
|
|
|
|
|
|
|
|
920
|
|
|
|
|
|
|
sub regcomp |
921
|
|
|
|
|
|
|
{ |
922
|
5
|
|
|
5
|
0
|
11
|
my($self, $op, $cx, $extended) = @_; |
923
|
5
|
|
|
|
|
7
|
my @other_ops = (); |
924
|
5
|
|
|
|
|
16
|
my $kid = $op->first; |
925
|
5
|
50
|
|
|
|
22
|
if ($kid->name eq "regcmaybe") { |
926
|
0
|
|
|
|
|
0
|
push @other_ops, $kid; |
927
|
0
|
|
|
|
|
0
|
$kid = $kid->first; |
928
|
|
|
|
|
|
|
} |
929
|
5
|
50
|
|
|
|
33
|
if ($kid->name eq "regcreset") { |
930
|
0
|
|
|
|
|
0
|
push @other_ops, $kid; |
931
|
0
|
|
|
|
|
0
|
$kid = $kid->first; |
932
|
|
|
|
|
|
|
} |
933
|
5
|
50
|
66
|
|
|
63
|
if ($kid->name eq "null" and !B::Deparse::null($kid->first) |
|
|
|
66
|
|
|
|
|
934
|
|
|
|
|
|
|
and $kid->first->name eq 'pushmark') { |
935
|
0
|
|
|
|
|
0
|
my $str = ''; |
936
|
0
|
|
|
|
|
0
|
push(@other_ops, $kid); |
937
|
0
|
|
|
|
|
0
|
$kid = $kid->first->sibling; |
938
|
0
|
|
|
|
|
0
|
my @body = (); |
939
|
0
|
|
|
|
|
0
|
while (!B::Deparse::null($kid)) { |
940
|
0
|
|
|
|
|
0
|
my $first = $str; |
941
|
0
|
|
|
|
|
0
|
my $last = $self->re_dq($kid, $extended); |
942
|
0
|
|
|
|
|
0
|
push @body, $last; |
943
|
0
|
|
|
|
|
0
|
push(@other_ops, $kid); |
944
|
0
|
|
|
|
|
0
|
$str = B::Deparse::re_dq_disambiguate($first, |
945
|
|
|
|
|
|
|
$self->info2str($last)); |
946
|
0
|
|
|
|
|
0
|
$kid = $kid->sibling; |
947
|
|
|
|
|
|
|
} |
948
|
0
|
|
|
|
|
0
|
return (info_from_text($op, $self, $str, 'regcomp', |
949
|
|
|
|
|
|
|
{other_ops => \@other_ops, |
950
|
|
|
|
|
|
|
body => \@body}), 1); |
951
|
|
|
|
|
|
|
} |
952
|
|
|
|
|
|
|
|
953
|
5
|
100
|
|
|
|
22
|
if ($self->pure_string($kid)) { |
954
|
1
|
|
|
|
|
8
|
my $info = $self->re_dq($kid, $extended); |
955
|
1
|
50
|
|
|
|
3
|
my @kid_ops = $info->{other_ops} ? @{$info->{other_ops}} : (); |
|
0
|
|
|
|
|
0
|
|
956
|
1
|
|
|
|
|
3
|
push @other_ops, @kid_ops; |
957
|
1
|
|
|
|
|
2
|
$info->{other_ops} = \@other_ops; |
958
|
1
|
|
|
|
|
4
|
return ($info, 1); |
959
|
|
|
|
|
|
|
} |
960
|
4
|
|
|
|
|
15
|
return ($self->deparse($kid, $cx, $op), 0, $op); |
961
|
|
|
|
|
|
|
} |
962
|
|
|
|
|
|
|
|
963
|
|
|
|
|
|
|
# osmic acid -- see osmium tetroxide |
964
|
|
|
|
|
|
|
|
965
|
6
|
|
|
6
|
0
|
24
|
sub pp_match { matchop(@_, "m", "/") } |
966
|
0
|
|
|
0
|
0
|
|
sub pp_pushre { matchop(@_, "m", "/") } |
967
|
0
|
|
|
0
|
0
|
|
sub pp_qr { matchop(@_, "qr", "") } |
968
|
|
|
|
|
|
|
|
969
|
|
|
|
|
|
|
sub pp_split |
970
|
|
|
|
|
|
|
{ |
971
|
0
|
|
|
0
|
0
|
|
my($self, $op, $cx) = @_; |
972
|
0
|
|
|
|
|
|
my($kid, @exprs, $ary_info, $expr); |
973
|
0
|
|
|
|
|
|
my $stacked = $op->flags & OPf_STACKED; |
974
|
0
|
|
|
|
|
|
my $ary = ''; |
975
|
0
|
|
|
|
|
|
my @body = (); |
976
|
0
|
|
|
|
|
|
my @other_ops = (); |
977
|
0
|
|
|
|
|
|
$kid = $op->first; |
978
|
|
|
|
|
|
|
|
979
|
0
|
|
|
|
|
|
$kid = $op->first; |
980
|
0
|
0
|
|
|
|
|
$kid = $kid->sibling if $kid->name eq 'regcomp'; |
981
|
0
|
|
|
|
|
|
for (; !B::Deparse::null($kid); $kid = $kid->sibling) { |
982
|
0
|
|
|
|
|
|
push @exprs, $self->deparse($kid, 6, $op); |
983
|
|
|
|
|
|
|
} |
984
|
|
|
|
|
|
|
|
985
|
0
|
|
|
|
|
|
unshift @exprs, $self->matchop($op, $cx, "m", "/"); |
986
|
|
|
|
|
|
|
|
987
|
0
|
0
|
|
|
|
|
if ($op->private & OPpSPLIT_ASSIGN) { |
988
|
|
|
|
|
|
|
# With C<@array = split(/pat/, str);>, |
989
|
|
|
|
|
|
|
# array is stored in split's pmreplroot; either |
990
|
|
|
|
|
|
|
# as an integer index into the pad (for a lexical array) |
991
|
|
|
|
|
|
|
# or as GV for a package array (which will be a pad index |
992
|
|
|
|
|
|
|
# on threaded builds) |
993
|
|
|
|
|
|
|
# With my/our @array = split(/pat/, str), the array is instead |
994
|
|
|
|
|
|
|
# accessed via an extra padav/rv2av op at the end of the |
995
|
|
|
|
|
|
|
# split's kid ops. |
996
|
|
|
|
|
|
|
|
997
|
0
|
0
|
|
|
|
|
if ($stacked) { |
998
|
0
|
|
|
|
|
|
$ary = pop @exprs; |
999
|
|
|
|
|
|
|
} |
1000
|
|
|
|
|
|
|
else { |
1001
|
0
|
0
|
|
|
|
|
if ($op->private & OPpSPLIT_LEX) { |
1002
|
0
|
|
|
|
|
|
$ary = $self->padname($op->pmreplroot); |
1003
|
|
|
|
|
|
|
} |
1004
|
|
|
|
|
|
|
else { |
1005
|
|
|
|
|
|
|
# union with op_pmtargetoff, op_pmtargetgv |
1006
|
0
|
|
|
|
|
|
my $gv = $op->pmreplroot; |
1007
|
0
|
0
|
|
|
|
|
$gv = $self->padval($gv) if !ref($gv); |
1008
|
0
|
|
|
|
|
|
$ary = $self->maybe_local(@_, |
1009
|
|
|
|
|
|
|
$self->stash_variable('@', |
1010
|
|
|
|
|
|
|
$self->gv_name($gv), |
1011
|
|
|
|
|
|
|
$cx)) |
1012
|
|
|
|
|
|
|
} |
1013
|
0
|
0
|
|
|
|
|
if ($op->private & OPpLVAL_INTRO) { |
1014
|
0
|
0
|
|
|
|
|
$ary = $op->private & OPpSPLIT_LEX ? "my $ary" : "local $ary"; |
1015
|
|
|
|
|
|
|
} |
1016
|
|
|
|
|
|
|
} |
1017
|
|
|
|
|
|
|
} |
1018
|
|
|
|
|
|
|
|
1019
|
0
|
|
|
|
|
|
push @body, @exprs; |
1020
|
0
|
|
|
|
|
|
my $opts = {body => \@exprs}; |
1021
|
|
|
|
|
|
|
|
1022
|
|
|
|
|
|
|
# handle special case of split(), and split(' ') that compiles to /\s+/ |
1023
|
0
|
0
|
0
|
|
|
|
if (($op->reflags // 0) & RXf_SKIPWHITE()) { |
1024
|
0
|
|
|
|
|
|
my $expr0 = $exprs[0]; |
1025
|
0
|
|
|
|
|
|
my $expr0b0 = $expr0->{body}[0]; |
1026
|
0
|
|
|
|
|
|
my $bsep = $expr0b0->{sep}; |
1027
|
0
|
|
|
|
|
|
my $sep = $expr0->{sep}; |
1028
|
0
|
|
|
|
|
|
$expr0b0->{texts}[1] = ' '; |
1029
|
|
|
|
|
|
|
# substr($expr0b0->{text}, 1, 0) = ' '; |
1030
|
0
|
|
|
|
|
|
substr($expr0->{texts}[0], 1, 0) = ' '; |
1031
|
0
|
|
|
|
|
|
substr($expr0->{text}, 1, 0) = ' '; |
1032
|
|
|
|
|
|
|
} |
1033
|
0
|
|
|
|
|
|
my @args_texts = map $_->{text}, @exprs; |
1034
|
|
|
|
|
|
|
|
1035
|
0
|
|
|
|
|
|
my $sep = ''; |
1036
|
0
|
|
|
|
|
|
my $type; |
1037
|
|
|
|
|
|
|
my @expr_texts; |
1038
|
0
|
0
|
|
|
|
|
if ($ary) { |
1039
|
0
|
|
|
|
|
|
@expr_texts = ("$ary", '=', join(', ', @args_texts)); |
1040
|
0
|
|
|
|
|
|
$sep = ' '; |
1041
|
0
|
|
|
|
|
|
$type = 'split_array'; |
1042
|
0
|
|
|
|
|
|
$opts->{maybe_parens} = [$self, $cx, 7]; |
1043
|
|
|
|
|
|
|
} else { |
1044
|
0
|
|
|
|
|
|
@expr_texts = ('split', '(', join(', ', @args_texts), ')'); |
1045
|
0
|
|
|
|
|
|
$type = 'split'; |
1046
|
|
|
|
|
|
|
|
1047
|
|
|
|
|
|
|
} |
1048
|
0
|
|
|
|
|
|
return info_from_list($op, $self, \@expr_texts, $sep, $type, $opts); |
1049
|
|
|
|
|
|
|
} |
1050
|
|
|
|
|
|
|
|
1051
|
|
|
|
|
|
|
# Kind of silly, but we prefer, subst regexp flags joined together to |
1052
|
|
|
|
|
|
|
# make words. For example: s/a/b/xo => s/a/b/ox |
1053
|
|
|
|
|
|
|
|
1054
|
|
|
|
|
|
|
# oxime -- any of various compounds obtained chiefly by the action of |
1055
|
|
|
|
|
|
|
# hydroxylamine on aldehydes and ketones and characterized by the |
1056
|
|
|
|
|
|
|
# bivalent grouping C=NOH [Webster's Tenth] |
1057
|
|
|
|
|
|
|
|
1058
|
|
|
|
|
|
|
unless (caller) { |
1059
|
|
|
|
|
|
|
eval "use Data::Printer;"; |
1060
|
|
|
|
|
|
|
|
1061
|
|
|
|
|
|
|
eval { |
1062
|
|
|
|
|
|
|
sub fib($) { |
1063
|
|
|
|
|
|
|
my $x = shift; |
1064
|
|
|
|
|
|
|
return 1 if $x <= 1; |
1065
|
|
|
|
|
|
|
return(fib($x-1) + fib($x-2)) |
1066
|
|
|
|
|
|
|
} |
1067
|
|
|
|
|
|
|
sub baz { |
1068
|
3
|
|
|
3
|
|
34
|
no strict; |
|
3
|
|
|
|
|
8
|
|
|
3
|
|
|
|
|
919
|
|
1069
|
|
|
|
|
|
|
CORE::wait; |
1070
|
|
|
|
|
|
|
} |
1071
|
|
|
|
|
|
|
}; |
1072
|
|
|
|
|
|
|
|
1073
|
|
|
|
|
|
|
# use B::Deparse; |
1074
|
|
|
|
|
|
|
# my $deparse_old = B::Deparse->new("-l", "-sC"); |
1075
|
|
|
|
|
|
|
# print $deparse_old->coderef2text(\&baz); |
1076
|
|
|
|
|
|
|
# exit 1; |
1077
|
|
|
|
|
|
|
my $deparse = __PACKAGE__->new("-l", "-c", "-sC"); |
1078
|
|
|
|
|
|
|
my $info = $deparse->coderef2info(\&baz); |
1079
|
|
|
|
|
|
|
import Data::Printer colored => 0; |
1080
|
|
|
|
|
|
|
Data::Printer::p($info); |
1081
|
|
|
|
|
|
|
print "\n", '=' x 30, "\n"; |
1082
|
|
|
|
|
|
|
# print $deparse->($deparse->deparse_subname('fib')->{text}); |
1083
|
|
|
|
|
|
|
# print "\n", '=' x 30, "\n"; |
1084
|
|
|
|
|
|
|
# print "\n", '-' x 30, "\n"; |
1085
|
|
|
|
|
|
|
while (my($key, $value) = each %{$deparse->{optree}}) { |
1086
|
|
|
|
|
|
|
my $parent_op_name = 'undef'; |
1087
|
|
|
|
|
|
|
if ($value->{parent}) { |
1088
|
|
|
|
|
|
|
my $parent = $deparse->{optree}{$value->{parent}}; |
1089
|
|
|
|
|
|
|
$parent_op_name = $parent->{op}->name if $parent->{op}; |
1090
|
|
|
|
|
|
|
} |
1091
|
|
|
|
|
|
|
printf("0x%x %s/%s of %s |\n%s", |
1092
|
|
|
|
|
|
|
$key, $value->{op}->name, $value->{type}, |
1093
|
|
|
|
|
|
|
$parent_op_name, $deparse->indent($value->{text})); |
1094
|
|
|
|
|
|
|
printf " ## line %s\n", $value->{cop} ? $value->{cop}->line : 'undef'; |
1095
|
|
|
|
|
|
|
print '-' x 30, "\n"; |
1096
|
|
|
|
|
|
|
} |
1097
|
|
|
|
|
|
|
} |
1098
|
|
|
|
|
|
|
|
1099
|
|
|
|
|
|
|
# Not in Perl 5.20 and presumably < 5.20. No harm in adding to 5.20? |
1100
|
|
|
|
|
|
|
*pp_ncomplement = *pp_complement; |
1101
|
0
|
|
|
0
|
0
|
|
sub pp_scomplement { maybe_targmy(@_, \&pfixop, "~.", 21) } |
1102
|
|
|
|
|
|
|
|
1103
|
|
|
|
|
|
|
unless (caller) { |
1104
|
|
|
|
|
|
|
eval "use Data::Printer;"; |
1105
|
|
|
|
|
|
|
|
1106
|
|
|
|
|
|
|
eval { |
1107
|
|
|
|
|
|
|
our($Fileparse_fstype); |
1108
|
|
|
|
|
|
|
sub fib($) { |
1109
|
0
|
|
|
0
|
0
|
|
my $x = shift; |
1110
|
0
|
0
|
|
|
|
|
return 1 if $x <= 1; |
1111
|
0
|
|
|
|
|
|
return(fib($x-1) + fib($x-2)) |
1112
|
|
|
|
|
|
|
} |
1113
|
|
|
|
|
|
|
sub fileparse { |
1114
|
3
|
|
|
3
|
|
21
|
no strict; |
|
3
|
|
|
|
|
7
|
|
|
3
|
|
|
|
|
215
|
|
1115
|
|
|
|
|
|
|
# my($fullname,@suffices) = @_; |
1116
|
|
|
|
|
|
|
|
1117
|
0
|
|
|
0
|
0
|
|
my $tail = ''; |
1118
|
0
|
|
|
|
|
|
$tail = $1 . $tail; |
1119
|
|
|
|
|
|
|
|
1120
|
|
|
|
|
|
|
# Ensure taint is propagated from the path to its pieces. |
1121
|
0
|
|
|
|
|
|
$tail .= $taint; |
1122
|
0
|
0
|
|
|
|
|
wantarray ? ($basename .= $taint, $dirpath .= $taint, $tail) |
1123
|
|
|
|
|
|
|
: ($basename .= $taint); |
1124
|
|
|
|
|
|
|
} |
1125
|
|
|
|
|
|
|
sub baz { |
1126
|
3
|
|
|
3
|
|
16
|
no strict; |
|
3
|
|
|
|
|
6
|
|
|
3
|
|
|
|
|
773
|
|
1127
|
0
|
0
|
|
0
|
0
|
|
if ($basename =~ s/$pat//s) { |
1128
|
|
|
|
|
|
|
} |
1129
|
|
|
|
|
|
|
} |
1130
|
|
|
|
|
|
|
}; |
1131
|
|
|
|
|
|
|
|
1132
|
|
|
|
|
|
|
my $deparse = __PACKAGE__->new("-l", "-c"); |
1133
|
|
|
|
|
|
|
my $info = $deparse->coderef2info(\&fileparse); |
1134
|
|
|
|
|
|
|
# my $info = $deparse->coderef2info(\&baz); |
1135
|
|
|
|
|
|
|
import Data::Printer colored => 0; |
1136
|
|
|
|
|
|
|
Data::Printer::p($info); |
1137
|
|
|
|
|
|
|
print "\n", '=' x 30, "\n"; |
1138
|
|
|
|
|
|
|
# print $deparse->indent($deparse->deparse_subname('fib')->{text}); |
1139
|
|
|
|
|
|
|
# print "\n", '=' x 30, "\n"; |
1140
|
|
|
|
|
|
|
# print "\n", '-' x 30, "\n"; |
1141
|
|
|
|
|
|
|
while (my($key, $value) = each %{$deparse->{optree}}) { |
1142
|
|
|
|
|
|
|
my $parent_op_name = 'undef'; |
1143
|
|
|
|
|
|
|
if ($value->{parent}) { |
1144
|
|
|
|
|
|
|
my $parent = $deparse->{optree}{$value->{parent}}; |
1145
|
|
|
|
|
|
|
$parent_op_name = $parent->{op}->name if $parent->{op}; |
1146
|
|
|
|
|
|
|
} |
1147
|
|
|
|
|
|
|
if (eval{$value->{op}->name}) { |
1148
|
|
|
|
|
|
|
printf("0x%x %s/%s of %s |\n%s", |
1149
|
|
|
|
|
|
|
$key, $value->{op}->name, $value->{type}, |
1150
|
|
|
|
|
|
|
$parent_op_name, $deparse->{text}); |
1151
|
|
|
|
|
|
|
} else { |
1152
|
|
|
|
|
|
|
printf("0x%x %s of %s |\n", |
1153
|
|
|
|
|
|
|
$key, $value->{type}, |
1154
|
|
|
|
|
|
|
$parent_op_name); |
1155
|
|
|
|
|
|
|
} |
1156
|
|
|
|
|
|
|
printf " ## line %s\n", $value->{cop} ? $value->{cop}->line : 'undef'; |
1157
|
|
|
|
|
|
|
print '-' x 30, "\n"; |
1158
|
|
|
|
|
|
|
} |
1159
|
|
|
|
|
|
|
# use B::Deparse; |
1160
|
|
|
|
|
|
|
# my $deparse_old = B::Deparse->new("-l", "-sC"); |
1161
|
|
|
|
|
|
|
# print $deparse_old->coderef2text(\&baz); |
1162
|
|
|
|
|
|
|
} |
1163
|
|
|
|
|
|
|
|
1164
|
|
|
|
|
|
|
1; |