Class: String

Inherits:
Object
  • Object
show all
Defined in:
lib/robust_excel_ole/general.rb

Overview

:nodoc:

Instance Method Summary collapse

Instance Method Details

#/(path_part) ⇒ Object 



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# File 'lib/robust_excel_ole/general.rb', line 47

def / path_part
  if empty?
    path_part
  else
    if path_part.nil? || path_part.empty?
      self
    else
      begin
        File.join self, path_part
      rescue TypeError
        raise TypeError, "Only strings can be parts of paths (given: #{path_part.inspect} of class #{path_part.class})"
      end
    end
  end
end

#constantize ⇒ Object

taken from apidock.com/rails/ActiveSupport/Inflector/constantize File activesupport/lib/active_support/inflector/methods.rb, line 226



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# File 'lib/robust_excel_ole/general.rb', line 75

def constantize 
  names = split('::')

  # Trigger a builtin NameError exception including the ill-formed constant in the message.
  Object.const_get(self) if names.empty?

  # Remove the first blank element in case of '::ClassName' notation.
  names.shift if names.size > 1 && names.first.empty?

  names.inject(Object) do |constant, name|
    if constant == Object
      constant.const_get(name)
    else
      candidate = constant.const_get(name)
      next candidate if constant.const_defined?(name)
      next candidate unless Object.const_defined?(name)

      # Go down the ancestors to check it it's owned
      # directly before we reach Object or the end of ancestors.
      constant = constant.ancestors.inject do |const, ancestor|
        break const    if ancestor == Object
        break ancestor if ancestor.const_defined?(name)

        const
      end

      # owner is in Object, so raise
      constant.const_get(name)
    end
  end
end

#underscore ⇒ Object

taken from apidock.com/rails/ActiveSupport/Inflector/underscore



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# File 'lib/robust_excel_ole/general.rb', line 64

def underscore
  word = gsub('::', '/')
  word.gsub!(/([A-Z\d]+)([A-Z][a-z])/,'\1_\2')
  word.gsub!(/([a-z\d])([A-Z])/,'\1_\2')
  word.tr!('-', '_')
  word.downcase!
  word
end