Module: Escape::StringEscape

Defined in:
lib/repla/lib/escape.rb

Overview

Escaping strings

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.javascript_escape(string) ⇒ Object

TODO: self.javascript_escape and self.shell_escape should be private, but instance methods can’t call private class methods in Ruby? Or can they this only fails when the code imported into the gem?



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# File 'lib/repla/lib/escape.rb', line 54

def self.javascript_escape(string)
  # string.gsub('\\', '\\\\\\\\').gsub("\n", '\\\\n').gsub("'", "\\\\'")
  # Combined as one command, comparable in speed:
  string.gsub(/\\\\|\n|'/,
              '\\\\' => '\\\\\\\\',
              "\n" => '\\n',
              "'" => '\\\'')
end

.shell_escape(string) ⇒ Object 



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# File 'lib/repla/lib/escape.rb', line 63

def self.shell_escape(string)
  Shellwords.escape(string)
end

Instance Method Details

#float? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/repla/lib/escape.rb', line 32

def float?
  true if Float(self)
rescue StandardError
  false
end

#integer? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/repla/lib/escape.rb', line 38

def integer?
  to_i.to_s == self
end

#javascript_argument ⇒ Object 



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# File 'lib/repla/lib/escape.rb', line 20

def javascript_argument
  "'#{StringEscape.javascript_escape(self)}'"
end

#javascript_escape ⇒ Object 



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# File 'lib/repla/lib/escape.rb', line 24

def javascript_escape
  StringEscape.javascript_escape(self)
end

#javascript_escape! ⇒ Object 



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# File 'lib/repla/lib/escape.rb', line 28

def javascript_escape!
  replace(StringEscape.javascript_escape(self))
end

#shell_escape ⇒ Object 



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# File 'lib/repla/lib/escape.rb', line 42

def shell_escape
  StringEscape.shell_escape(self)
end

#shell_escape! ⇒ Object 



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# File 'lib/repla/lib/escape.rb', line 46

def shell_escape!
  replace(StringEscape.shell_escape(self))
end