Module: Philiprehberger::Color

Defined in:
lib/philiprehberger/color.rb,
lib/philiprehberger/color/ansi.rb,
lib/philiprehberger/color/styler.rb,
lib/philiprehberger/color/version.rb,
lib/philiprehberger/color/detection.rb

Defined Under Namespace

Modules: Ansi, Detection Classes: Styler

Constant Summary collapse

ANSI_PATTERN = 
/\e\[[0-9;]*m/
VERSION = 
'0.5.0'

Class Method Summary collapse

Class Method Details

.bg(color_name) ⇒ Object 



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# File 'lib/philiprehberger/color.rb', line 52

def self.bg(color_name)
  Styler.new.bg(color_name)
end

.bg_hex(hex_string) ⇒ Object 



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# File 'lib/philiprehberger/color.rb', line 60

def self.bg_hex(hex_string)
  hex = hex_string.delete('#')
  r = hex[0..1].to_i(16)
  g = hex[2..3].to_i(16)
  b = hex[4..5].to_i(16)
  bg_rgb(r, g, b)
end

.bg_rgb(red, green, blue) ⇒ Object 



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# File 'lib/philiprehberger/color.rb', line 56

def self.bg_rgb(red, green, blue)
  Styler.new.bg_rgb(red, green, blue)
end

.bold ⇒ Object 



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# File 'lib/philiprehberger/color.rb', line 24

def self.bold
  Styler.new.bold
end

.dim ⇒ Object 



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# File 'lib/philiprehberger/color.rb', line 28

def self.dim
  Styler.new.dim
end

.enabled? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/philiprehberger/color.rb', line 20

def self.enabled?
  Detection.enabled?
end

.hex(hex_string) ⇒ Object 



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# File 'lib/philiprehberger/color.rb', line 44

def self.hex(hex_string)
  hex = hex_string.delete('#')
  r = hex[0..1].to_i(16)
  g = hex[2..3].to_i(16)
  b = hex[4..5].to_i(16)
  rgb(r, g, b)
end

.italic ⇒ Object 



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# File 'lib/philiprehberger/color.rb', line 32

def self.italic
  Styler.new.italic
end

.rainbow(text) ⇒ Object 



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# File 'lib/philiprehberger/color.rb', line 68

def self.rainbow(text)
  return text unless enabled?

  colors = [31, 33, 32, 36, 34, 35] # red, yellow, green, cyan, blue, magenta
  text.chars.map.with_index { |c, i| c == ' ' ? c : "\e[#{colors[i % colors.length]}m#{c}\e[0m" }.join
end

.rgb(red, green, blue) ⇒ Object 



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# File 'lib/philiprehberger/color.rb', line 40

def self.rgb(red, green, blue)
  Styler.new.rgb(red, green, blue)
end

.strip(string) ⇒ Object 



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# File 'lib/philiprehberger/color.rb', line 12

def self.strip(string)
  string.to_s.gsub(ANSI_PATTERN, '')
end

.underline ⇒ Object 



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# File 'lib/philiprehberger/color.rb', line 36

def self.underline
  Styler.new.underline
end

.visible_length(string) ⇒ Object 



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# File 'lib/philiprehberger/color.rb', line 16

def self.visible_length(string)
  strip(string).length
end