Class: Gloo::App::Log

Inherits:
Object
  • Object
show all
Defined in:
lib/gloo/app/log.rb

Constant Summary collapse

DEBUG = 
'debug'.freeze
INFO = 
'info'.freeze
WARN = 
'warn'.freeze
ERROR = 
'error'.freeze
LEVELS = 
[ DEBUG, INFO, WARN, ERROR ].freeze
CLEARED = 
"\n\n --- Log files cleared. --- \n\n".freeze
LOG_FILE = 
'gloo.log'.freeze
ERROR_FILE = 
'error.log'.freeze

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(engine, quiet = true) ⇒ Log

Set up a logger. If quiet is true, then message are written to the log but not to the console.



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# File 'lib/gloo/app/log.rb', line 37

def initialize( engine, quiet = true )
  @engine = engine
  @quiet = quiet
  @debug = engine.settings.debug
  @theme = engine.theme

  create_loggers

  debug 'log intialized...'
end

Instance Attribute Details

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/gloo/app/log.rb', line 26

def logger
  @logger
end

#quiet ⇒ Object

Returns the value of attribute quiet.



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# File 'lib/gloo/app/log.rb', line 25

def quiet
  @quiet
end

Class Method Details

.is_level?(str) ⇒ Boolean

Does the given str represent a logging level?

Returns:

  • (Boolean) 


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# File 'lib/gloo/app/log.rb', line 84

def self.is_level?( str )
  return false unless str.is_a? String

  return LEVELS.include? str.strip.downcase
end

Instance Method Details

#clear ⇒ Object

Clear the log files.



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# File 'lib/gloo/app/log.rb', line 97

def clear
  File.write( log_file, CLEARED )
  File.write( err_file, CLEARED )

  create_loggers
end

#create_loggers ⇒ Object

Create the default [file] logger.



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# File 'lib/gloo/app/log.rb', line 51

def create_loggers
  @logger = Logger.new( log_file )
  @logger.level = Logger::DEBUG

  @error = Logger.new( err_file )
  @error.level = Logger::WARN
end

#debug(msg) ⇒ Object

Write a debug message to the log.



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# File 'lib/gloo/app/log.rb', line 143

def debug( msg )
  return unless @debug

  @logger.debug msg
end

#err_file ⇒ Object

Get the error log file.



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# File 'lib/gloo/app/log.rb', line 73

def err_file
  return File.join( @engine.settings.log_path, ERROR_FILE )
end

#error(msg, ex = nil, engine = nil) ⇒ Object

Write an error message to the log and set the error in the engine's data heap. Also write to the console unless quiet.



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# File 'lib/gloo/app/log.rb', line 172

def error( msg, ex = nil, engine = nil )
  engine&.heap&.error&.set_to( msg ) if engine
  @logger.error msg
  @error.error msg
  if ex
    @error.error ex.message
    @error.error ex.backtrace
    puts @theme.error( msg ) unless @quiet
    puts @theme.error( ex.message ) unless @quiet
    puts ex.backtrace unless @quiet
  else
    puts @theme.error( msg ) unless @quiet
  end
end

#info(msg) ⇒ Object

Write an information message to the log.



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# File 'lib/gloo/app/log.rb', line 152

def info( msg )
  @logger.info msg
  # puts msg.blue unless @quiet
end

#log_file ⇒ Object

Get the log file.



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# File 'lib/gloo/app/log.rb', line 66

def log_file
  return File.join( @engine.settings.log_path, LOG_FILE )
end

#show(msg, color = nil) ⇒ Object

Show a message unless we're in quite mode.



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# File 'lib/gloo/app/log.rb', line 111

def show( msg, color = nil )
  return if @quiet

  if color
    puts ColorizedString[ msg ].colorize( color.to_sym )
  else
    puts msg
  end
end

#warn(msg) ⇒ Object

Write a warning message to the log. Also write to the console unless quiet.



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# File 'lib/gloo/app/log.rb', line 161

def warn( msg )
  @logger.warn msg
  @error.warn msg
  puts @theme.warn( msg ) unless @quiet
end

#write(msg, level) ⇒ Object

Write to the specified level.



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# File 'lib/gloo/app/log.rb', line 128

def write( msg, level )
  if level == DEBUG
    debug msg
  elsif level == INFO
    info msg
  elsif level == WARN
    warn msg
  elsif level == ERROR
    error msg
  end
end