PATH:
usr
/
share
/
doc
/
perl-Parse-RecDescent-1.967009
/
demo
#!/usr/bin/perl -ws use Parse::RecDescent; use Data::Dumper; use Parse::RecDescent; my $grammar = <<'EOGRAMMAR'; { my %patterns; } query: { %patterns=() } pattern(s) end_of_query { $return = { %patterns } } | <error> end_of_query: /\Z/ pattern: '+' string { push @{$patterns{required}}, $item[2] } | '-' string { push @{$patterns{excluded}}, $item[2] } | string { push @{$patterns{optional}}, $item[1] } | <error> string: quoted_string | bareword quoted_string: { my $string = extract_delimited($text,q{'"}); $return = substr($string,1,length($string)-2) if $string; } bareword: /\w+/ EOGRAMMAR my $parser = Parse::RecDescent->new($grammar) or die; while (<>) { my $query = $parser->query($_); print Data::Dumper->Dump([$query],['query']); }
[-] demo_cpp.pl
[edit]
[-] demo_autorule.pl
[edit]
[-] demo_errors.pl
[edit]
[-] demo_piecewise.pl
[edit]
[-] demo_logic.pl
[edit]
[-] demo_skipcomment.pl
[edit]
[-] demo_implicit.pl
[edit]
[-] demo_separators.pl
[edit]
[-] demo_perlparsing.pl
[edit]
[-] demo_street.pl
[edit]
[-] demo_scoredsep.pl
[edit]
[-] demo.c
[edit]
[-] demo_textgen.pl
[edit]
[-] demo.pl
[edit]
[-] demo_calc.pl
[edit]
[+]
..
[-] demo_another_Cgrammar.pl
[edit]
[-] demo_matchrule2.pl
[edit]
[-] demo_mccoy.pl
[edit]
[-] demo_restructure_painful.pl
[edit]
[-] demo_methods.pl
[edit]
[-] demo_language.pl
[edit]
[-] demo_selfmod.pl
[edit]
[-] demo_OOautoparsetree.pl
[edit]
[-] demo_codeblock.pl
[edit]
[-] demo_simplequery.pl
[edit]
[-] demo_restructure_easy.pl
[edit]
[-] demo_tokens.pl
[edit]
[-] demo_decomment.pl
[edit]
[-] demo_recipe.pl
[edit]
[-] demo_delete.pl
[edit]
[-] demo_lisplike.pl
[edit]
[-] demo_bad.pl
[edit]
[-] demo_arithmetic.pl
[edit]
[-] demo_leftassoc.pl
[edit]
[-] demo_PerlCSV.pl
[edit]
[-] demo_metaRD.pm
[edit]
[-] demo_derived.pl
[edit]
[-] demo_opreps.pl
[edit]
[-] demo_matchrule.pl
[edit]
[-] demo_LaTeXish_autoact.pl
[edit]
[-] demo_operator.pl
[edit]
[-] demo_autoscoresep.pl
[edit]
[-] demo_Cgrammar_v2.pl
[edit]
[-] demo_NL2SQL.pl
[edit]
[-] demo_Cgrammar.pl
[edit]
[-] demo_randomsentence.pl
[edit]
[-] demo_template.pl
[edit]
[-] demo_quicklist.pl
[edit]
[-] demo_itemhash.pl
[edit]
[-] demo_buildcalc.pl
[edit]
[-] demo_leftop.pl
[edit]
[-] demo_decomment_nonlocal.pl
[edit]
[-] demo_dot.pl
[edit]
[-] demo_LaTeXish.pl
[edit]
[-] demo_precalc.pl
[edit]
[-] demo_eval.pl
[edit]
[-] demo_autostub.pl
[edit]
[-] demo_whoson.pl
[edit]
[-] demo_lexer.pl
[edit]
[-] demo_OOparsetree.pl
[edit]
[-] demo_parsetree.pl
[edit]
[-] demo_simple.pl
[edit]
[-] demo_embedding.pl
[edit]
[-] demo_simpleXML.pl
[edit]
[-] demo_undumper.pl
[edit]