NAME
Mojo::Log - Simple logger
SYNOPSIS
use Mojo::Log;
# Log to STDERR
my $log = Mojo::Log->new;
# Customize log file location and minimum log level
my $log = Mojo::Log->new(path => '/var/log/mojo.log', level => 'warn');
# Log messages
$log->debug('Why is this not working?');
$log->info('FYI: it happened again.');
$log->warn('This might be a problem.');
$log->error('Garden variety error.');
$log->fatal('Boom!');
DESCRIPTION
Mojo::Log is a simple logger for Mojo projects.
EVENTS
Mojo::Log inherits all events from Mojo::EventEmitter and can emit the following new ones.
message
$log->on(message => sub {
my ($log, $level, @lines) = @_;
...
});
Emitted when a new message gets logged.
$log->unsubscribe('message');
$log->on(message => sub {
my ($log, $level, @lines) = @_;
say "$level: ", @lines;
});
ATTRIBUTES
Mojo::Log implements the following attributes.
handle
my $handle = $log->handle;
$log = $log->handle(IO::Handle->new);
Log file handle used by default message
event, defaults to opening path
or STDERR
.
level
my $level = $log->level;
$log = $log->level('debug');
Active log level, defaults to the value of the MOJO_LOG_LEVEL environment variable or debug
.
These levels are currently available:
- debug
- info
- warn
- error
- fatal
path
my $path = $log->path
$log = $log->path('/var/log/mojo.log');
Log file path used by handle
.
METHODS
Mojo::Log inherits all methods from Mojo::EventEmitter and implements the following new ones.
new
my $log = Mojo::Log->new;
Construct a new Mojo::Log object and subscribe to message
event with default logger.
debug
$log = $log->debug('You screwed up, but that is ok');
Log debug message.
error
$log = $log->error('You really screwed up this time');
Log error message.
fatal
$log = $log->fatal('Its over...');
Log fatal message.
format
my $msg = $log->format('debug', 'Hi there!');
my $msg = $log->format('debug', 'Hi', 'there!');
Format log message.
info
$log = $log->info('You are bad, but you prolly know already');
Log info message.
is_level
my $success = $log->is_level('debug');
Check log level.
is_debug
my $success = $log->is_debug;
Check for debug log level.
is_error
my $success = $log->is_error;
Check for error log level.
is_fatal
my $success = $log->is_fatal;
Check for fatal log level.
is_info
my $success = $log->is_info;
Check for info log level.
is_warn
my $success = $log->is_warn;
Check for warn log level.
log
$log = $log->log(debug => 'This should work');
Emit message
event.
warn
$log = $log->warn('Dont do that Dave...');
Log warn message.