Class: String

Inherits:
Object
  • Object
show all
Defined in:
lib/standard/string.rb

Instance Method Summary collapse

Instance Method Details

#bold(color = nil) ⇒ Object

Make a string bold and colorful, with colors a user can understand. Not those cryptic numbers.



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# File 'lib/standard/string.rb', line 50

def bold(color=nil)
  c = case color
  when "black"  then  "\e[30;1m"
  when "red"    then  "\e[31;1m"
  when "green"  then  "\e[32;1m"
  when "yellow" then  "\e[33;1m"
  when "blue"   then  "\e[34;1m"
  when "purple" then  "\e[35;1m"
  when "cyan"   then  "\e[36;1m"
  else                "\e[37;1m"
  end
  c+self+"\e[0m"
end

#clean ⇒ Object

Remove all tags inside of a string.



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# File 'lib/standard/string.rb', line 35

def clean
  self.gsub(/<.+?>/,"")
end

#color(color = nil) ⇒ Object

Same as bold, but just make a string colorful.



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# File 'lib/standard/string.rb', line 64

def color(color=nil)
  c = case color
  when "black"  then  "\e[30;0m"
  when "red"    then  "\e[31;0m"
  when "green"  then  "\e[32;0m"
  when "yellow" then  "\e[33;0m"
  when "blue"   then  "\e[34;0m"
  when "purple" then  "\e[35;0m"
  when "cyan"   then  "\e[36;0m"
  else                "\e[37;0m"
  end
  c+self+"\e[0m"
end

#indent(indent) ⇒ Object

indent a string and all lines that belong to it



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# File 'lib/standard/string.rb', line 78

def indent(indent)
  s = self.split("#$/")
  " "*indent+s.join("#$/"+" "*indent)
end

#pad(c, s = " ") ⇒ Object

Trim or expand a string to a certain length.



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# File 'lib/standard/string.rb', line 39

def pad(c,s=" ")
  if self.length > c then
    self[0,c-3]+"..."
  elsif self.length < c then
    self+s.to_s*(c-self.length)
  else
    self
  end
end

#parse ⇒ Object

Make json parsing a lot easier and less to write.



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# File 'lib/standard/string.rb', line 25

def parse
  JSON.parser.new(self).parse
end

#to_ascii ⇒ Object 



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# File 'lib/standard/string.rb', line 28

def to_ascii
  self.gsub("_"," ").encode("us-ascii", :invalid => :replace, :undef => :replace, :replace => "")
end

#to_bool ⇒ Object

It is just convenient to have a custom to_bool function. Only “true” gets turned into true, anything else is false.



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# File 'lib/standard/string.rb', line 84

def to_bool
  if self.downcase == "true" then
    true
  else
    false
  end
end

#url_encode ⇒ Object 



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# File 'lib/standard/string.rb', line 31

def url_encode
  CGI.escape(self)
end