Class: StringCases

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

Class Method Summary collapse

Class Method Details

.camel_to_snake(str) ⇒ Object 



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# File 'lib/string-cases.rb', line 6

def self.camel_to_snake(str)
  str.to_s.gsub(/(.)([A-Z])/, '\1_\2').downcase
end

.constantize(str) ⇒ Object 



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# File 'lib/string-cases.rb', line 34

def self.constantize(str)
  str.to_s.split("::").inject(Module) do |mod_path, mod_to_find|
    mod_path.const_get(mod_to_find)
  end
end

.pluralize(str) ⇒ Object 



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# File 'lib/string-cases.rb', line 10

def self.pluralize(str)
  str = "#{str}"

  if str.match(/([^aeiouy]|qu)y$/i)
    str = str.gsub(/y\Z/, "ies")
  else
    str << "s"
  end

  str
end

.singularize(str) ⇒ Object 



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# File 'lib/string-cases.rb', line 22

def self.singularize(str)
  str = "#{str}"

  if str.end_with?("ies")
    str = str.gsub(/ies\Z/, "y")
  else
    str = str.gsub(/s\Z/, "")
  end

  str
end

.snake_to_camel(str) ⇒ Object 



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# File 'lib/string-cases.rb', line 2

def self.snake_to_camel(str)
  str.to_s.split("_").map(&:capitalize).join("")
end