File Coverage

blib/lib/Log/Any/Adapter/Callback.pm

Criterion	Covered	Total	%
statement	12	30	40.0
branch	0	18	0.0
condition	0	3	0.0
subroutine	4	9	44.4
pod	0	1	0.0
total	16	61	26.2

package Log::Any::Adapter::Callback;

our $AUTHORITY = 'cpan:PERLANCAR'; # AUTHORITY
our $DATE = '2020-01-14'; # DATE
our $DIST = 'Log-Any-Adapter-Callback'; # DIST
our $VERSION = '0.100'; # VERSION

use strict;
use warnings;

use Log::Any::Adapter::Util qw(make_method);
use base qw(Log::Any::Adapter::Base);

my @logging_methods = Log::Any->logging_methods;
my %logging_levels;
for my $i (0..@logging_methods-1) {
    $logging_levels{$logging_methods[$i]} = $i;
}

sub _default_level {
    return $ENV{LOG_LEVEL}
        if $ENV{LOG_LEVEL} && $logging_levels{$ENV{LOG_LEVEL}};
    return 'trace' if $ENV{TRACE};
    return 'debug' if $ENV{DEBUG};
    return 'info'  if $ENV{VERBOSE};
    return 'error' if $ENV{QUIET};
    'warning';
}

my ($logging_cb, $detection_cb);
sub init {
    my ($self) = @_;
    $logging_cb   = $self->{logging_cb}
        or die "Please provide logging_cb when initializing ".__PACKAGE__;
    if ($self->{detection_cb}) {
        $detection_cb = $self->{detection_cb};
    } else {
        $detection_cb = sub { 1 };
    }
    if (!defined($self->{min_level})) { $self->{min_level} = _default_level() }
}

for my $method (Log::Any->logging_methods()) {
    make_method(
        $method,
        sub {
            my $self = shift;
            return if $logging_levels{$method} <
                $logging_levels{ $self->{min_level} };
            $logging_cb->($method, $self, @_);
        });
}

for my $method (Log::Any->detection_methods()) {
    make_method(
        $method,
        sub {
            $detection_cb->($method, @_);
        });
}

1;
# ABSTRACT: Send Log::Any logs to a subroutine

__END__