Hi,
Having a lot of pain with the code [last reply on PM @
http://www.perlmonks.org/index.pl?node_id=754947] below:
---code start
#!/usr/bin/perl -w
use strict;
use warnings;
#use diagnostics;
use Parse::RecDescent;
use Data::Dumper;
# Enable warnings within the Parse::RecDescent module.
$::RD_ERRORS = 1; # Make sure the parser dies when it encounters an error
$::RD_WARN = 1; # Enable warnings. This will warn on unused rules &c.
$::RD_HINT = 1; # Give out hints to help fix problems.
#$::RD_TRACE = 1; # Trace of parser
#$::AUTOSTUB = 1;
my $grammar = <<'_EOGRAMMAR_';
{
use strict;
use warnings;
}
#{ our $errortext = ''; our $errorprefix = '';}
RECORDSTART : /^(RECORD)[\r\n]+/
{
#print "\n[*] RECORDSTART -> " . $item[1];
$1;
#$item[1];
}
RECORDEND : /^(\.)[\r\n]*/
#/\./
{
#print "\n[*] RECORDEND -> " . $item[1] . "\n";
$1;
#$item[1];
}
fieldName : /[^ \t\n]+/
{
#print "\n[*] fieldName -> $item[1]\n";
$item[1];
}
metaName : /[^ \t\n]+\n?/
{
$item[1];
}
metaFieldValue: /([^\n]*)\n/
{
$1;
}
fieldValue: /([^\n]*)\n/
{
#print "[*] fieldValue -> $item[1] ($1)\n";
$1;
}
field : /^F/ fieldName fieldValue
{
#print "[*] Got field named \'" . $item{ fieldName } . '\' with value \'' .
$item{ fieldValue } . "\'\n";
#print "[*] Got metafield named \'" . $item[2] . '\' with value \'' .
$item[3] . "\'\n";
#print Data::Dumper->Dump([$text], ["fieldStuff"]);
$return = { fieldName => $item[2], fieldValue => $item[3]};
}
metaField : /^\#/ metaName metaFieldValue
{
#print "[*] Got metafield named \'" . $item{ metaName } . '\' with value \''
. $item{ metaFieldValue } . "\'\n";
#print "[*] Got metafield named \'" . $item[2] . '\' with value \'' .
$item[3] . "\'\n";
$return = { metaName => $item[2], metaFieldValue => $item[3]};
}
recordBody : field(s)
{
print "\n[*] field(s)\n";
#print main::Dumper \...@item;
#print Data::Dumper->Dump([...@item], ["field(s)"]);
$return = 'field(s)';
#if((length($text) > 3) && (0 == @item))
if(length($text) > 2)
{
$return = undef;
}
}
|
metaField(s)
{
print "\n[*] metaField(s)\n";
#print main::Dumper \...@item;
#print Data::Dumper->Dump([...@item], ["metaField(s)"]);
$return = 'metaField(s)';
#if((length($text) > 3) && (0 == @item))
if(length($text) > 2)
{
$return = undef;
}
}
|
<error>
#<error: I am confused in recordBody at $thisoffset!>
#startOfRecord: RECORDSTART recordBody(s /$/) RECORDEND
startOfRecord: RECORDSTART recordBody RECORDEND
#startOfRecord: RECORDSTART ( metaField(s) field(s) ) RECORDEND
#startOfRecord: RECORDSTART ( field(s) metaField(s) ) RECORDEND
{
#print main::Dumper \...@item;
$return = 'something';
#$return = $item[1];
1;
}
|
#<error>
<error: I could not even parse a line line starting at $thisoffset!>
_EOGRAMMAR_
#$skeletonPattern = "#input_type[ \t]*";
#my $metaFieldPattern = qr/[ \t]*#([^ \t]+)[ \t]+(.*)/o; # "#input_type
SCDR+", "#filename processed_01_20080616001403.cdr", etc
#my $normalFieldPattern = qr/([ \t]*)([0-9]*)F[ \t]+([^ \t]+)[ \t]+([^
\t\r\n]+)(.*)/; # "1F S_Diagnostic1 62" OR " F S_Diagnostic1 62" OR " F
S_Diagnostic1 62" are synonymous, etc
my $testData0 = <<'_EOGTESTA_';
RECORD
F ptc_record_length 00B6
F ptc_charging_start_time 20090604093721
F ptc_charging_end_time 20080604093721
F ptc_called_msrn_ton FF
F ptc_term_mcz_duration 060000
.
_EOGTESTA_
my $testData1 = <<'_EOGTESTA_';
RECORD
#input_id 91210758171x001_0013
#input_type PTC
#output_type MTC
#source_id 01
#filename TTFILE01-0001-20080101000000
#jingalama valuewith#inIt andaSpace
.
_EOGTESTA_
my $testData2 = <<'_EOGTESTA_';
RECORD
F ptc_record_length 00B6
F ptc_charging_start_time 20090604093721
F ptc_charging_end_time 20080604093721
F ptc_called_msrn_ton FF
F ptc_term_mcz_duration 060000
#input_id 91210758171x001_0013
#input_type PTC
#output_type MTC
#source_id 01
#filename TTFILE01-0001-20080101000000
#jingalama valuewith#inIt andaSpace
.
_EOGTESTA_
my $testData3 = <<'_EOGTESTA_';
RECORD
#input_id 91210758171x001_0013
#input_type PTC
#output_type MTC
#source_id 01
#filename TTFILE01-0001-20080101000000
#jingalama valuewith#inIt andaSpace
F ptc_record_length 00B6
F ptc_charging_start_time 20090604093721
F ptc_charging_end_time 20080604093721
F ptc_called_msrn_ton FF
F ptc_term_mcz_duration 060000
.
_EOGTESTA_
my $testData4 = <<'_EOGTESTA_';
RECORD
#input_id 91210758171x001_0013
#output_id
#input_type PTC
#output_type PTC
#addkey
#source_id 01
#filename TTFILE01-0001-20080101000000
F ptc_record_length 00B6
F ptc_record_type
F ptc_charging_start_time 20090604093721
F ptc_charging_end_time 20080604093721
F ptc_called_msrn_ton FF
F ptc_term_mcz_duration 060000
F ptc_term_mcz_change_direction
.
_EOGTESTA_
my $parser = Parse::RecDescent->new($grammar) or die "Bad grammar!\n";;
print $testData0, "\n\n";
$parser->startOfRecord($testData0) ? print "Parsing done sucessfully!\n" :
print "Bad input!\n";
print $testData1, "\n\n";
$parser->startOfRecord($testData1) ? print "Parsing done sucessfully!\n" :
print "Bad input!\n";
print $testData2, "\n\n";
$parser->startOfRecord($testData2) ? print "Parsing done sucessfully!\n" :
print "Bad input!\n";
print $testData3, "\n\n";
$parser->startOfRecord($testData3) ? print "Parsing done sucessfully!\n" :
print "Bad input!\n";
print $testData4, "\n\n";
$parser->startOfRecord($testData4) ? print "Parsing done sucessfully!\n" :
print "Bad input!\n";
#$parser->startOfRecord($testData) ? print "Parsing done sucessfully!" : die
"Bad input!\n";
---code end
Here is STDOUT:
RECORD
F ptc_record_length 00B6
F ptc_charging_start_time 20090604093721
F ptc_charging_end_time 20080604093721
F ptc_called_msrn_ton FF
F ptc_term_mcz_duration 060000
.
[*] field(s)
Parsing done sucessfully!
RECORD
#input_id 91210758171x001_0013
#input_type PTC
#output_type MTC
#source_id 01
#filename TTFILE01-0001-20080101000000
#jingalama valuewith#inIt andaSpace
.
[*] metaField(s)
Parsing done sucessfully!
RECORD
F ptc_record_length 00B6
F ptc_charging_start_time 20090604093721
F ptc_charging_end_time 20080604093721
F ptc_called_msrn_ton FF
F ptc_term_mcz_duration 060000
#input_id 91210758171x001_0013
#input_type PTC
#output_type MTC
#source_id 01
#filename TTFILE01-0001-20080101000000
#jingalama valuewith#inIt andaSpace
.
[*] field(s)
Bad input!
RECORD
#input_id 91210758171x001_0013
#input_type PTC
#output_type MTC
#source_id 01
#filename TTFILE01-0001-20080101000000
#jingalama valuewith#inIt andaSpace
F ptc_record_length 00B6
F ptc_charging_start_time 20090604093721
F ptc_charging_end_time 20080604093721
F ptc_called_msrn_ton FF
F ptc_term_mcz_duration 060000
.
[*] metaField(s)
Bad input!
RECORD
#input_id 91210758171x001_0013
#output_id
#input_type PTC
#output_type PTC
#addkey
#source_id 01
#filename TTFILE01-0001-20080101000000
F ptc_record_length 00B6
F ptc_record_type
F ptc_charging_start_time 20090604093721
F ptc_charging_end_time 20080604093721
F ptc_called_msrn_ton FF
F ptc_term_mcz_duration 060000
F ptc_term_mcz_change_direction
.
[*] metaField(s)
Bad input!
Here's STDERR:
print() on closed filehandle ERROR at C:/laPerl/site/lib/Parse/RecDescent.pm
line 2905.
Variable "$errortext" is not available at
C:/laPerl/site/lib/Parse/RecDescent.pm line 2906.
Variable "$errorprefix" is not available at
C:/laPerl/site/lib/Parse/RecDescent.pm line 2906.
Use of uninitialized value $errorprefix in formline at
C:/laPerl/site/lib/Parse/RecDescent.pm line 2850.
Use of uninitialized value $errortext in formline at
C:/laPerl/site/lib/Parse/RecDescent.pm line 2850.
Use of uninitialized value $errortext in formline at
C:/laPerl/site/lib/Parse/RecDescent.pm line 2852.
write() on closed filehandle ERROR at C:/laPerl/site/lib/Parse/RecDescent.pm
line 2906.
...
Any suggestions? I am really confused here?
Can anyone figure out what is going wrong (except the choice of ActivePerl
5.10 and WinXP SP2)?
