Class: Lcoveralls::ColorFormatter

Inherits:
Logger::Formatter
  • Object
show all
Defined in:
lib/lcoveralls/color_formatter.rb

Overview

Adds some color to loggers.

Constant Summary collapse

COLOR_CODES =

Maps log severities to color codes.

{
  'Warning' => '35',
  'Error'   => '31',
  'Fatal'   => '31;1',
  'Unknown' => '31;1'
}

Instance Method Summary collapse

Constructor Details

#initialize(color) ⇒ ColorFormatter

Initializes a new ColorFormatter.



35
36
37
 
# File 'lib/lcoveralls/color_formatter.rb', line 35

def initialize(color)
  @color = color
end

Instance Method Details

#call(severity, datetime, progname, msg) ⇒ Object

Invoked by Logger objects to format a log message.



45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
 
# File 'lib/lcoveralls/color_formatter.rb', line 45

def call(severity, datetime, progname, msg)
  severity = severity.capitalize
  if severity == 'Warn' then severity = 'Warning' end

  if %w[Warning Error Fatal Unknown].include?(severity) then
    msg = "#{severity}: #{msg}"
  end

  color_code = COLOR_CODES[severity] if @color
  if color_code then
    "\x1b[#{color_code}m#{msg}\x1b[0m\n"
  else
    "#{msg}\n"
  end
end