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.\" ========================================================================
.\"
.IX Title "inc::CPAN::Meta::Validator 3"
.TH inc::CPAN::Meta::Validator 3 "2023-08-30" "perl v5.16.3" "User Contributed Perl Documentation"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
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.SH "NAME"
CPAN::Meta::Validator \- validate CPAN distribution metadata structures
.SH "VERSION"
.IX Header "VERSION"
version 2.143240
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 1
\&  my $struct = decode_json_file(\*(AqMETA.json\*(Aq);
\&
\&  my $cmv = CPAN::Meta::Validator\->new( $struct );
\&
\&  unless ( $cmv\->is_valid ) {
\&    my $msg = "Invalid META structure.  Errors found:\en";
\&    $msg .= join( "\en", $cmv\->errors );
\&    die $msg;
\&  }
.Ve
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
This module validates a \s-1CPAN\s0 Meta structure against the version of the
the specification claimed in the \f(CW\*(C`meta\-spec\*(C'\fR field of the structure.
.SH "METHODS"
.IX Header "METHODS"
.SS "new"
.IX Subsection "new"
.Vb 1
\&  my $cmv = CPAN::Meta::Validator\->new( $struct )
.Ve
.PP
The constructor must be passed a metadata structure.
.SS "is_valid"
.IX Subsection "is_valid"
.Vb 3
\&  if ( $cmv\->is_valid ) {
\&    ...
\&  }
.Ve
.PP
Returns a boolean value indicating whether the metadata provided
is valid.
.SS "errors"
.IX Subsection "errors"
.Vb 1
\&  warn( join "\en", $cmv\->errors );
.Ve
.PP
Returns a list of errors seen during validation.
.SH "BUGS"
.IX Header "BUGS"
Please report any bugs or feature using the \s-1CPAN\s0 Request Tracker.
Bugs can be submitted through the web interface at
<http://rt.cpan.org/Dist/Display.html?Queue=CPAN\-Meta>
.PP
When submitting a bug or request, please include a test-file or a patch to an
existing test-file that illustrates the bug or desired feature.
.SH "AUTHORS"
.IX Header "AUTHORS"
.IP "\(bu" 4
David Golden <dagolden@cpan.org>
.IP "\(bu" 4
Ricardo Signes <rjbs@cpan.org>
.SH "COPYRIGHT AND LICENSE"
.IX Header "COPYRIGHT AND LICENSE"
This software is copyright (c) 2010 by David Golden and Ricardo Signes.
.PP
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.