File Coverage

blib/lib/Log/Any/For/Builtins.pm

Criterion	Covered	Total	%
statement	41	52	78.8
branch	12	26	46.1
condition	0	4	0.0
subroutine	10	10	100.0
pod	2	2	100.0
total	65	94	69.1

package Log::Any::For::Builtins;

our $DATE = '2016-04-18'; # DATE
our $VERSION = '0.13'; # VERSION

use 5.010001;
use strict;
use warnings;
use Log::Any::IfLOG '$log';

use Proc::ChildError qw(explain_child_error);
use String::Trim::More qw(ellipsis);

our $Max_Log_Output = 1024;

sub system {
    if ($log->is_trace) {
        $log->tracef("system(): %s", join(" ", @_));
    }
    my $res = CORE::system(@_);
    if ($log->is_trace) {
        $log->tracef("system() child error: %d (%s)",
                     $?, explain_child_error()) if $?;
    }
    $res;
}

sub readpipe {
    my $arg = join " ", @_;
    if ($log->is_trace) {
        $log->tracef("readpipe(): %s", $arg);
    }
    my $wa = wantarray;
    my $output;
    my @output;
    if ($wa) { @output = qx($arg) } else { $output = qx($arg) }
    if ($log->is_trace) {
        $log->tracef("readpipe() child error: %d (%s)",
                     $?, explain_child_error()) if $?;
        if ($wa) { $output = join("", @output) }
        my $len = length($output // '');
        $log->tracef("readpipe() output (%d bytes%s): %s",
                     $len,
                     ($len > $Max_Log_Output ?
                         ", $Max_Log_Output shown" : ""),
                     ellipsis($output // '', $Max_Log_Output+3));
    }
    $wa ? @output : $output;
}

sub import {
    no strict 'refs';

    my ($self, @args) = @_;
    my $caller = caller();

    for my $arg (@args) {
        if ($arg eq 'system') {
            *{"$caller\::system"} = \&system;
        } elsif ($arg eq 'my_qx') {
            # back compat
            *{"$caller\::my_qx"} = \&readpipe;
        } elsif ($arg eq 'readpipe') {
            *{"$caller\::readpipe"} = \&readpipe;
        } else {
            die "$arg is not exported by ".__PACKAGE__;
        }
    }
}

1;
# ABSTRACT: (DEPRECATED) Log builtin functions

__END__