116 lines
3.2 KiB
Ruby
116 lines
3.2 KiB
Ruby
# typed: true
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# frozen_string_literal: true
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require "exceptions"
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require "hardware"
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require "version"
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module OS
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module Mac
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# A macOS version.
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#
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# @api private
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class Version < ::Version
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extend T::Sig
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SYMBOLS = {
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monterey: "12",
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big_sur: "11",
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catalina: "10.15",
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mojave: "10.14",
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high_sierra: "10.13",
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sierra: "10.12",
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el_capitan: "10.11",
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yosemite: "10.10",
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}.freeze
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# TODO: bump version when new macOS is released or announced
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# and also update references in docs/Installation.md and
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# https://github.com/Homebrew/install/blob/HEAD/install.sh
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MACOS_NEWEST_UNSUPPORTED = "13"
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private_constant :MACOS_NEWEST_UNSUPPORTED
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# TODO: bump version when new macOS is released and also update
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# references in docs/Installation.md and
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# https://github.com/Homebrew/install/blob/HEAD/install.sh
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MACOS_OLDEST_SUPPORTED = "10.15"
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private_constant :MACOS_OLDEST_SUPPORTED
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sig { params(version: Symbol).returns(T.attached_class) }
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def self.from_symbol(version)
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str = SYMBOLS.fetch(version) { raise MacOSVersionError, version }
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new(str)
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end
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sig { params(value: T.nilable(String)).void }
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def initialize(value)
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version ||= value
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raise MacOSVersionError, version unless /\A1\d+(?:\.\d+){0,2}\Z/.match?(version)
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super(version)
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@comparison_cache = {}
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end
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sig { override.params(other: T.untyped).returns(T.nilable(Integer)) }
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def <=>(other)
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@comparison_cache.fetch(other) do
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if SYMBOLS.key?(other) && to_sym == other
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0
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else
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v = SYMBOLS.fetch(other) { other.to_s }
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@comparison_cache[other] = super(::Version.new(v))
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end
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end
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end
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sig { returns(T.self_type) }
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def strip_patch
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# Big Sur is 11.x but Catalina is 10.15.x.
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if major >= 11
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self.class.new(major.to_s)
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else
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major_minor
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end
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end
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sig { returns(Symbol) }
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def to_sym
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@to_sym ||= SYMBOLS.invert.fetch(strip_patch.to_s, :dunno)
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end
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sig { returns(String) }
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def pretty_name
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@pretty_name ||= to_sym.to_s.split("_").map(&:capitalize).join(" ").freeze
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end
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sig { returns(T::Boolean) }
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def outdated_release?
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self < MACOS_OLDEST_SUPPORTED
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end
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sig { returns(T::Boolean) }
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def prerelease?
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self >= MACOS_NEWEST_UNSUPPORTED
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end
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# For {OS::Mac::Version} compatibility.
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sig { returns(T::Boolean) }
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def requires_nehalem_cpu?
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unless Hardware::CPU.intel?
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raise "Unexpected architecture: #{Hardware::CPU.arch}. This only works with Intel architecture."
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end
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Hardware.oldest_cpu(self) == :nehalem
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end
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# https://en.wikipedia.org/wiki/Nehalem_(microarchitecture)
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# Ensure any extra methods are also added to version/null.rb
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alias requires_sse4? requires_nehalem_cpu?
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alias requires_sse41? requires_nehalem_cpu?
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alias requires_sse42? requires_nehalem_cpu?
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alias requires_popcnt? requires_nehalem_cpu?
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end
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end
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end
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