class HomebrewAutomation::MacOS
Inspect version of the macOS we're running on
Public Class Methods
identify_version!()
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Identify the version of the macOS this is run on
Return a macOS version name in a convention recognised by Homebrew, in particular by the Formula/Bottle DSL.
@return [String | NilClass]
# File lib/homebrew_automation/mac_os.rb, line 13 def self.identify_version! version = begin `sw_vers -productVersion`.chomp rescue Errno::ENOENT # if we're not on a Mac nil end mac_to_homebrew. select { |pattern, _| pattern === version }. map { |_, description| description }. first end
mac_to_homebrew()
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Lookup table of numeric version patterns to Homebrew-recognised strings
@return [Hash<Regexp, String>]
# File lib/homebrew_automation/mac_os.rb, line 29 def self.mac_to_homebrew { /^10.10/ => 'yosemite', /^10.11/ => 'el_capitan', /^10.12/ => 'sierra', /^10.13/ => 'high_sierra', /^10.14/ => 'mojave', /^10.15/ => 'catalina' } end