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inc/Module/Install.pm view on Meta::CPAN

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#####################################################################
# Common Utility Functions
 
sub _caller {
        my $depth = 0;
        my $call  = caller($depth);
        while ( $call eq __PACKAGE__ ) {
                $depth++;
                $call = caller($depth);
        }
        return $call;
}
 
# Done in evals to avoid confusing Perl::MinimumVersion
eval( $] >= 5.006 ? <<'END_NEW' : <<'END_OLD' ); die $@ if $@;
sub _read {
        local *FH;
        open( FH, '<', $_[0] ) or die "open($_[0]): $!";
        my $string = do { local $/; <FH> };

inc/Module/Install/Makefile.pm view on Meta::CPAN

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34 }
 
sub Makefile { $_[0] }
 
my %seen = ();
 
sub prompt {
        shift;
 
        # Infinite loop protection
        my @c = caller();
        if ( ++$seen{"$c[1]|$c[2]|$_[0]"} > 3 ) {
                die "Caught an potential prompt infinite loop ($c[1]|$c[2]|$_[0])";
        }
 
        # In automated testing or non-interactive session, always use defaults
        if ( ($ENV{AUTOMATED_TESTING} or -! -t STDIN) and ! $ENV{PERL_MM_USE_DEFAULT} ) {
                local $ENV{PERL_MM_USE_DEFAULT} = 1;
                goto &ExtUtils::MakeMaker::prompt;
        } else {
                goto &ExtUtils::MakeMaker::prompt;

inc/Spiffy.pm view on Meta::CPAN

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31 our %EXPORT_TAGS = (XXX => [qw(WWW XXX YYY ZZZ)]);
 
my $stack_frame = 0; 
my $dump = 'yaml';
my $bases_map = {};
 
sub WWW; sub XXX; sub YYY; sub ZZZ;
 
# This line is here to convince "autouse" into believing we are autousable.
sub can {
    ($_[1] eq 'import' and caller()->isa('autouse'))
        ? \&Exporter::import        # pacify autouse's equality test
        : $_[0]->SUPER::can($_[1])  # normal case
}
 
# TODO
#
# Exported functions like field and super should be hidden so as not to
# be confused with methods that can be inherited.
#

inc/Spiffy.pm view on Meta::CPAN

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96     local *boolean_arguments = sub { 
        qw(
            -base -Base -mixin -selfless 
            -XXX -dumper -yaml 
            -filter_dump -filter_save
        )
    };
    local *paired_arguments = sub { qw(-package) };
    $self_package->parse_arguments(@_);
};
return spiffy_mixin_import(scalar(caller(0)), $self_package, @export_list)
  if $args->{-mixin};
 
$filter_dump = 1 if $args->{-filter_dump};
$filter_save = 1 if $args->{-filter_save};
$dump = 'yaml' if $args->{-yaml};
$dump = 'dumper' if $args->{-dumper};
 
local @EXPORT_BASE = @EXPORT_BASE;
 
if ($args->{-XXX}) {
    push @EXPORT_BASE, @{$EXPORT_TAGS{XXX}}
      unless grep /^XXX$/, @EXPORT_BASE;
}
 
spiffy_filter() 
  if ($args->{-selfless} or $args->{-Base}) and 
     not $filtered_files->{(caller($stack_frame))[1]}++;
 
my $caller_package = $args->{-package} || caller($stack_frame);
push @{"$caller_package\::ISA"}, $self_package
  if $args->{-Base} or $args->{-base};
 
for my $class (@{all_my_bases($self_package)}) {
    next unless $class->isa('Spiffy');
    my @export = grep {
        not defined &{"$caller_package\::$_"};
    } ( @{"$class\::EXPORT"}, 
        ($args->{-Base} or $args->{-base})
          ? @{"$class\::EXPORT_BASE"} : (),

inc/Spiffy.pm view on Meta::CPAN

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348     return $1;
}
 
#===============================================================================
# It's super, man.
#===============================================================================
package DB;
{
    no warnings 'redefine';
    sub super_args { 
        my @dummy = caller(@_ ? $_[0] : 2); 
        return @DB::args;
    }
}
 
package Spiffy;
sub super {
    my $method;
    my $frame = 1;
    while ($method = (caller($frame++))[3]) {
        $method =~ s/.*::// and last;
    }
    my @args = DB::super_args($frame);
    @_ = @_ ? ($args[0], @_) : @args;
    my $class = ref $_[0] ? ref $_[0] : $_[0];
    my $caller_class = caller;
    my $seen = 0;
    my @super_classes = reverse grep {
        ($seen or $seen = ($_ eq $caller_class)) ? 0 : 1;
    } reverse @{all_my_bases($class)};

inc/Spiffy.pm view on Meta::CPAN

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427     require base unless defined $INC{'base.pm'};
    $INC{'mixin.pm'} ||= 'Spiffy/mixin.pm';
    $real_base_import = \&base::import;
    $real_mixin_import = \&mixin::import;
    no warnings;
    *base::import = \&spiffy_base_import;
    *mixin::import = \&spiffy_mixin_import;
}
 
# my $i = 0;
# while (my $caller = caller($i++)) {
#     next unless $caller eq 'base' or $caller eq 'mixin';
#     croak <<END;
# Spiffy.pm must be loaded before calling 'use base' or 'use mixin' with a
# Spiffy module. See the documentation of Spiffy.pm for details.
# END
# }
 
sub spiffy_base_import {
    my @base_classes = @_;
    shift @base_classes;
    no strict 'refs';
    goto &$real_base_import
      unless grep {
          eval "require $_" unless %{"$_\::"};
          $_->isa('Spiffy');
      } @base_classes;
    my $inheritor = caller(0);
    for my $base_class (@base_classes) {
        next if $inheritor->isa($base_class);
        croak "Can't mix Spiffy and non-Spiffy classes in 'use base'.\n", 
              "See the documentation of Spiffy.pm for details\n  "
          unless $base_class->isa('Spiffy');
        $stack_frame = 1; # tell import to use different caller
        import($base_class, '-base');
        $stack_frame = 0;
    }
}
 
sub mixin {
    my $self = shift;
    my $target_class = ref($self);
    spiffy_mixin_import($target_class, @_)
}
 
sub spiffy_mixin_import {
    my $target_class = shift;
    $target_class = caller(0)
      if $target_class eq 'mixin';
    my $mixin_class = shift
      or die "Nothing to mixin";
    eval "require $mixin_class";
    my @roles = @_;
    my $pseudo_class = join '-', $target_class, $mixin_class, @roles;
    my %methods = spiffy_mixin_methods($mixin_class, @roles);
    no strict 'refs';
    no warnings;
    @{"$pseudo_class\::ISA"} = @{"$target_class\::ISA"};

inc/Spiffy.pm view on Meta::CPAN

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522         $Data::Dumper::Sortkeys = 1;
        $Data::Dumper::Indent = 1;
        return Data::Dumper::Dumper(@_);
    }
    require YAML;
    $YAML::UseVersion = 0;
    return YAML::Dump(@_) . "...\n";
}
 
sub at_line_number {
    my ($file_path, $line_number) = (caller(1))[1,2];
    "  at $file_path line $line_number\n";
}
 
sub WWW {
    warn spiffy_dump(@_) . at_line_number;
    return wantarray ? @_ : $_[0];
}
 
sub XXX {
    die spiffy_dump(@_) . at_line_number;

inc/Test/Base.pm view on Meta::CPAN

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141     return $class if $class->can('new');
    $class = __PACKAGE__ . "::$suffix";
    return $class if $class->can('new');
    eval "require $class";
    return $class if $class->can('new');
    die "Can't find a class for $suffix";
}
 
sub check_late {
    if ($self->{block_list}) {
        my $caller = (caller(1))[3];
        $caller =~ s/.*:://;
        croak "Too late to call $caller()"
    }
}
 
sub find_my_self() {
    my $self = ref($_[0]) eq $default_class
    ? splice(@_, 0, 1)
    : default_object();
    return $self, @_;
}

inc/Test/Base/Filter.pm view on Meta::CPAN

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36     return undef unless defined $arguments;
    my $args = $arguments;
    $args =~ s/(\\s)/ /g;
    $args =~ s/(\\[a-z])/'"' . $1 . '"'/gee;
    return $args;
}
 
sub assert_scalar {
    return if @_ == 1;
    require Carp;
    my $filter = (caller(1))[3];
    $filter =~ s/.*:://;
    Carp::croak "Input to the '$filter' filter must be a scalar, not a list";
}
 
sub _apply_deepest {
    my $method = shift;
    return () unless @_;
    if (ref $_[0] eq 'ARRAY') {
        for my $aref (@_) {
            @$aref = $self->_apply_deepest($method, @$aref);

inc/Test/Builder.pm view on Meta::CPAN

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782 sub cmp_ok {
    my( $self, $got, $type, $expect, $name ) = @_;
 
    my $test;
    my $error;
    {
        ## no critic (BuiltinFunctions::ProhibitStringyEval)
 
        local( $@, $!, $SIG{__DIE__} );    # isolate eval
 
        my($pack, $file, $line) = $self->caller();
 
        # This is so that warnings come out at the caller's level
        $test = eval qq[
#line $line "(eval in cmp_ok) $file"
\$got $type \$expect;
];
        $error = $@;
    }
    local $Level = $Level + 1;
    my $ok = $self->ok( $test, $name );

inc/Test/Builder.pm view on Meta::CPAN

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841     return $self->diag(<<"DIAGNOSTIC");
    $got
        $type
    $expect
DIAGNOSTIC
}
 
sub _caller_context {
    my $self = shift;
 
    my( $pack, $file, $line ) = $self->caller(1);
 
    my $code = '';
    $code .= "#line $line $file\n" if defined $file and defined $line;
 
    return $code;
}
 
#line 1199
 
sub BAIL_OUT {

inc/Test/Builder.pm view on Meta::CPAN

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1320 sub _message_at_caller {
    my $self = shift;
 
    local $Level = $Level + 1;
    my( $pack, $file, $line ) = $self->caller;
    return join( "", @_ ) . " at $file line $line.\n";
}
 
sub carp {
    my $self = shift;
    return warn $self->_message_at_caller(@_);
}
 
sub croak {
    my $self = shift;
    return die $self->_message_at_caller(@_);
}
 
 
#line 1978
 
sub current_test {
    my( $self, $num ) = @_;
 
    lock( $self->{Curr_Test} );
    if( defined $num ) {

inc/Test/Builder.pm view on Meta::CPAN

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1403     return $todo if defined $todo;
 
    return '';
}
 
#line 2159
 
sub find_TODO {
    my( $self, $pack, $set, $new_value ) = @_;
 
    $pack = $pack || $self->caller(1) || $self->exported_to;
    return unless $pack;
 
    no strict 'refs';    ## no critic
    my $old_value = ${ $pack . '::TODO' };
    $set and ${ $pack . '::TODO' } = $new_value;
    return $old_value;
}
 
#line 2179

inc/Test/Builder.pm view on Meta::CPAN

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#line 2284
 
sub caller {    ## no critic (Subroutines::ProhibitBuiltinHomonyms)
    my( $self, $height ) = @_;
    $height ||= 0;
 
    my $level = $self->level + $height + 1;
    my @caller;
    do {
        @caller = CORE::caller( $level );
        $level--;
    } until @caller;
    return wantarray ? @caller : $caller[0];
}
 
#line 2301
 
#line 2315
 
#'#

inc/Test/More.pm view on Meta::CPAN

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#---- perlcritic exemptions. ----#
 
# We use a lot of subroutine prototypes
## no critic (Subroutines::ProhibitSubroutinePrototypes)
 
# Can't use Carp because it might cause use_ok() to accidentally succeed
# even though the module being used forgot to use Carp.  Yes, this
# actually happened.
sub _carp {
    my( $file, $line ) = ( caller(1) )[ 1, 2 ];
    return warn @_, " at $file line $line\n";
}
 
our $VERSION = '0.96';
$VERSION = eval $VERSION;    ## no critic (BuiltinFunctions::ProhibitStringyEval)
 
use Test::Builder::Module;
our @ISA    = qw(Test::Builder::Module);
our @EXPORT = qw(ok use_ok require_ok
  is isnt like unlike is_deeply

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