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instance method
Gem::Specification#required_ruby_version=
required_ruby_version=(req)
lib/rubygems/specification.rb
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# File tmp/rubies/ruby-3.0.5/lib/rubygems/specification.rb, line 687
def required_ruby_version=(req)
@required_ruby_version = Gem::Requirement.create req
end
The version of Ruby required by this gem. The ruby version can be specified to the patch-level:
$ ruby -v -e 'p Gem.ruby_version' ruby 2.0.0p247 (2013-06-27 revision 41674) [x86_64-darwin12.4.0] #<Gem::Version "2.0.0.247">
Prereleases can also be specified.
Usage:
Example
# This gem will work with 1.8.6 or greater... spec.required_ruby_version = '>= 1.8.6' # Only with final releases of major version 2 where minor version is at least 3 spec.required_ruby_version = '~> 2.3' # Only prereleases or final releases after 2.6.0.preview2 spec.required_ruby_version = '> 2.6.0.preview2' # This gem will work with 2.3.0 or greater, including major version 3, but lesser than 4.0.0 spec.required_ruby_version = '>= 2.3', '< 4'
See also
#required_rubygems_version=
#requirements
#removed_method_calls
#requirements=
also in
4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.1