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49
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1 package IMPL::Text::Parser::Chunk;
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2 use strict;
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3 use warnings;
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4
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5 use base qw(IMPL::Object IMPL::Object::Autofill);
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6
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7 use IMPL::Class::Property;
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8 use IMPL::Class::Property::Direct;
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9
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10 use constant {
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11 OP_REGEXP => 1,
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12 OP_STRING => 2,
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13 OP_REFERENCE => 3,
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14 OP_CHUNK => 4,
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15 OP_SWITCH => 5,
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16 OP_REPEAT => 7
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17 };
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18
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19 BEGIN {
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20 public _direct property chunkName => prop_get;
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21 public _direct property opStream => prop_get;
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22 }
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23
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24 sub Regexp {
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25 my ($this,$rx) = @_;
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26
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27 if (ref $rx eq 'Regexp') {
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28
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29 } elsif (not ref $rx) {
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30 $rx = q/$rx/;
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31 } else {
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32 die new IMPL::InvalidArgumentException('A regular expression required');
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33 }
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34
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35 push @{$this->{$opStream}}, [OP_REGEXP, $rx];
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36 }
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37
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38 sub String {
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39 my ($this,$str) = @_;
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40
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41 die new IMPL::InvalidArgumentException("A simple value is required") if ref $str;
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42
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43 push @{$this->{$opStream}}, [OP_STRING, $str];
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44 }
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45
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46 sub Reference {
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47 my ($this,$ref) = @_;
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48
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49 die new IMPL::InvalidArgumentException("A simple value is reqiured") if ref $ref;
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50
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51 push @{$this->{$opStream}}, [OP_REFERENCE, $ref];
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52 }
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53
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54 sub Chunk {
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55 my ($this,$chunk) = @_;
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56
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57 die new IMPL::InvalidArgumentException unless UNIVERSAL::isa($chunk,'IMPL::Text::Parser::Chunk');
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58
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59 push @{$this->{$opStream}}, [OP_CHUNK, $chunk];
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60 }
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61
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62 sub Switch {
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63 my $this = shift;
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64
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65 push @{$this->{$opStream}}, [OP_SWITCH, @_];
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66 }
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67
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68 sub Repeat {
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69 my ($this,$chunk,$min,$max) = @_;
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70
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71 die new IMPL::InvalidArgumentException unless UNIVERSAL::isa($chunk,'IMPL::Text::Parser::Chunk');
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72
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73 push @{$this->{$opStream}}, [OP_REPEAT, $chunk, $min, $max ];
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74 }
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75
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76 1;
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77
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78 __END__
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79
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80 =pod
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81
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82 =head1 DESCRIPTION
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83 Именованный поток операций
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84
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85 =head1 MEMBERS
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86
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87 =level
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88
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89 =item C<<$obj->>>
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90
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91 =back
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92
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93 =cut
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