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# ABSTRACT: Data::Seek Invalid Node Exception Class |
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package Data::Seek::Exception::NodeInvalid; |
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use 5.10.0; |
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use strict; |
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use warnings; |
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use Mo; |
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extends 'Data::Seek::Exception'; |
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our $VERSION = '0.05'; # VERSION |
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has 'criterion'; |
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has 'separator'; |
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has 'subject'; |
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has 'target'; |
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has 'was_array'; |
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has 'was_ending'; |
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has 'was_hash'; |
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has 'was_match'; |
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sub _build_message { |
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my $self = shift; |
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my $was_array = $self->was_array; |
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my $was_hash = $self->was_hash; |
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my $type = $was_hash ? 'AN OBJECT' : $was_array ? 'A LIST' : 'INVALID'; |
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my @subject = @{$self->subject}; |
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my @target = @{$self->target}; |
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my $ending = pop @subject; |
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my $criterion = $self->criterion; |
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my $separator = $self->separator // ' -> '; |
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my $subject = join $separator, @subject; |
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my $target = join $separator, @target; |
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my $message = join ' ', |
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'ERROR MATCHING CRITERION (%s):', |
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'INVALID ENDING AT CHILD DATA/NODE (%s)', |
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'UNDER (%s) WHILE SEEKING (%s), NODE VALUE IS %s (NOT A STRING)'; |
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return sprintf $message, $criterion, $ending, $subject, $target, $type; |
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} |
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1; |
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__END__ |
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=pod |
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=encoding UTF-8 |
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=head1 NAME |
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Data::Seek::Exception::NodeInvalid - Data::Seek Invalid Node Exception Class |
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=head1 VERSION |
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version 0.05 |
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=head1 SYNOPSIS |
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use Data::Seek::Exception::NodeInvalid; |
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=head1 DESCRIPTION |
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Data::Seek::Exception::NodeInvalid is an exception class within L<Data::Seek> |
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which is thrown when a criterion references a child node within the introspected |
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data structure which is not what was expected. |
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=head1 ATTRIBUTES |
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=head2 criterion |
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$exception->criterion; |
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The criterion used against the data which resulted in the exception. |
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=head2 separator |
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$exception->separator; |
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The separator used to denote the hierarchy of the match data and the criterion. |
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=head2 subject |
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$exception->subject; |
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The hierarchy of the match data as an array reference. |
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=head2 target |
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$exception->target; |
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The hierarchy of the criterion as an array reference. |
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=head2 was_array |
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$exception->was_array; |
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True if the node prior to the exception being thrown was an array reference. |
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=head2 was_ending |
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$exception->was_ending; |
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True if the node prior to the exception being thrown was the end of the |
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structure. |
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=head2 was_hash |
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$exception->was_hash; |
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True is the node prior to the exception being thrown was a hash reference. |
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=head2 was_match |
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$exception->was_match; |
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True is the node prior to the exception being thrown had corresponding data. |
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=encoding utf8 |
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=head1 AUTHOR |
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Al Newkirk <anewkirk@ana.io> |
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=head1 COPYRIGHT AND LICENSE |
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This software is copyright (c) 2014 by Al Newkirk. |
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This is free software; you can redistribute it and/or modify it under |
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the same terms as the Perl 5 programming language system itself. |
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=cut |