Method: Gem::Version#prerelease?

Defined in:
lib/rubygems/version.rb

#prerelease? ⇒ Boolean

A version is considered a prerelease if it contains a letter.

Returns:

  • (Boolean) 


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# File 'lib/rubygems/version.rb', line 310

def prerelease?
  unless instance_variable_defined? :@prerelease
    @prerelease = /[a-zA-Z]/.match?(version)
  end
  @prerelease
end