Class: String

Inherits:
Object
  • Object
show all
Defined in:
lib/nando/migrator.rb

Instance Method Summary collapse

Instance Method Details

#camelize(uppercase_first_letter = true) ⇒ Object

used to convert to camel or Pascal case (Rails)



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# File 'lib/nando/migrator.rb', line 359

def camelize (uppercase_first_letter = true)
  string = self
  if uppercase_first_letter
    string = string.sub(/^[a-z\d]*/) { |match| match.capitalize }
  else
    string = string.sub(/^(?:(?=\b|[A-Z_])|\w)/) { |match| match.downcase }
  end
  string.gsub(/(?:_|(\/))([a-z\d]*)/) { "#{$1}#{$2.capitalize}" }.gsub("/", "::")
end

#demodulize ⇒ Object

gets the class/module name with the previous class/module names



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# File 'lib/nando/migrator.rb', line 370

def demodulize
  self.split('::').last
end

#to_b ⇒ Object

converts a string to boolean



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# File 'lib/nando/migrator.rb', line 375

def to_b
  case self.downcase.strip
  when 'true', 'yes', 'on', 't', '1', 'y', '=='
    return true
  when 'nil', 'null'
    return nil
  else
    return false
  end
end

#underscore ⇒ Object

used to convert to snake case (Rails)



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# File 'lib/nando/migrator.rb', line 350

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