Module: Useful::RubyExtensions::String::ClassMethods

Defined in:
lib/useful/ruby_extensions/string.rb

Constant Summary collapse

CGI_ESCAPE_MAP =

does some CGI escaping on a string

{
  '+'    => '%20'
}.freeze

Instance Method Summary collapse

Instance Method Details

#cgi_escape(string) ⇒ Object 



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# File 'lib/useful/ruby_extensions/string.rb', line 22

def cgi_escape(string)
  require 'cgi' unless defined?(::CGI) && defined?(::CGI::escape)
  ::CGI.escape(string).gsub(/(\+)/) { CGI_ESCAPE_MAP[$1] }
end

#hsub(string, hash) ⇒ Object

adds the contents of a2 to a1, removing duplicates



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# File 'lib/useful/ruby_extensions/string.rb', line 13

def hsub(string, hash)
  hash.each {|k,v| string.gsub!(":#{k}",v.to_s)}
  string
end

#match?(string, pattern) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/useful/ruby_extensions/string.rb', line 27

def match?(string, pattern)
  !string.match(pattern).nil?
end

#show_regexp(string, re) ⇒ Object 



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# File 'lib/useful/ruby_extensions/string.rb', line 35

def show_regexp(string, re)
  if string =~ re
    "#{$`}<<#{$&}>>#{$'}"
  else
    "no match"
  end
end

#valid_email?(string) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/useful/ruby_extensions/string.rb', line 31

def valid_email?(string)
  match?(string, EMAIL_REGEXP)
end