Module: Bundler::GemHelpers

Relationships & Source Files
Namespace Children
Classes: `PlatformMatch`
Extension / Inclusion / Inheritance Descendants
Included In: `Definition`, `EndpointSpecification`, `LazySpecification`, `MatchPlatform`, `RemoteSpecification`, `Resolver`, `StubSpecification`, `::Gem::Specification`
Defined in:	lib/bundler/gem_helpers.rb

Constant Summary

GENERICS =
# File 'lib/bundler/gem_helpers.rb', line 6

[
  [Gem::Platform.new("java"), Gem::Platform.new("java")],
  [Gem::Platform.new("mswin32"), Gem::Platform.new("mswin32")],
  [Gem::Platform.new("mswin64"), Gem::Platform.new("mswin64")],
  [Gem::Platform.new("universal-mingw32"), Gem::Platform.new("universal-mingw32")],
  [Gem::Platform.new("x64-mingw32"), Gem::Platform.new("x64-mingw32")],
  [Gem::Platform.new("x86_64-mingw32"), Gem::Platform.new("x64-mingw32")],
  [Gem::Platform.new("mingw32"), Gem::Platform.new("x86-mingw32")],
].freeze

GENERIC_CACHE =
# File 'lib/bundler/gem_helpers.rb', line 5
```
{ Gem::Platform::RUBY => Gem::Platform::RUBY }
```

Class Method Summary

.generic(p) mod_func
.generic_local_platform mod_func
.local_platform mod_func
.platform_specificity_match(spec_platform, user_platform) mod_func
.same_deps(spec, exemplary_spec) mod_func
.same_specificity(platform, spec, exemplary_spec) mod_func
.select_best_platform_match(specs, platform) mod_func

Class Method Details

.generic(p) (mod_func)

[ GitHub ]

# File 'lib/bundler/gem_helpers.rb', line 16


def generic(p)
  GENERIC_CACHE[p] ||= begin
    _, found = GENERICS.find do |match, _generic|
      p.os == match.os && (!match.cpu || p.cpu == match.cpu)
    end
    found || Gem::Platform::RUBY
  end
end

.generic_local_platform (mod_func)

[ GitHub ]

# File 'lib/bundler/gem_helpers.rb', line 26


def generic_local_platform
  generic(local_platform)
end

.local_platform (mod_func)

[ GitHub ]

# File 'lib/bundler/gem_helpers.rb', line 31


def local_platform
  Bundler.local_platform
end

.platform_specificity_match(spec_platform, user_platform) (mod_func)

[ GitHub ]

# File 'lib/bundler/gem_helpers.rb', line 36


def platform_specificity_match(spec_platform, user_platform)
  spec_platform = Gem::Platform.new(spec_platform)

  PlatformMatch.specificity_score(spec_platform, user_platform)
end

.same_deps(spec, exemplary_spec) (mod_func)

[ GitHub ]

# File 'lib/bundler/gem_helpers.rb', line 101


def same_deps(spec, exemplary_spec)
  same_runtime_deps = spec.dependencies.sort == exemplary_spec.dependencies.sort
  return same_runtime_deps unless spec.is_a?(Gem::Specification) && exemplary_spec.is_a?(Gem::Specification)

  same_metadata_deps = spec.required_ruby_version == exemplary_spec.required_ruby_version && spec.required_rubygems_version == exemplary_spec.required_rubygems_version
  same_runtime_deps && same_metadata_deps
end

.same_specificity(platform, spec, exemplary_spec) (mod_func)

[ GitHub ]

# File 'lib/bundler/gem_helpers.rb', line 96


def same_specificity(platform, spec, exemplary_spec)
  platform_specificity_match(spec.platform, platform) == platform_specificity_match(exemplary_spec.platform, platform)
end

.select_best_platform_match(specs, platform) (mod_func)

[ GitHub ]

# File 'lib/bundler/gem_helpers.rb', line 43


def select_best_platform_match(specs, platform)
  matching = specs.select {|spec| spec.match_platform(platform) }
  exact = matching.select {|spec| spec.platform == platform }
  return exact if exact.any?

  sorted_matching = matching.sort_by {|spec| platform_specificity_match(spec.platform, platform) }
  exemplary_spec = sorted_matching.first

  sorted_matching.take_while{|spec| same_specificity(platform, spec, exemplary_spec) && same_deps(spec, exemplary_spec) }
end