Class: Pod::Installer::Analyzer::PodVariantSet

Inherits:
Object
  • Object
show all
Defined in:
lib/cocoapods/installer/analyzer/pod_variant_set.rb

Overview

Collects all PodVariant.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(variants) ⇒ PodVariantSet

Initialize a new instance.

Parameters:


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# File 'lib/cocoapods/installer/analyzer/pod_variant_set.rb', line 16

def initialize(variants)
  @variants = variants
end

Instance Attribute Details

#variantsArray<PodVariant> (readonly)

Returns the different variants within this set.

Returns:

  • (Array<PodVariant>)

    the different variants within this set.


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# File 'lib/cocoapods/installer/analyzer/pod_variant_set.rb', line 10

def variants
  @variants
end

Instance Method Details

#group_by(&block) ⇒ Array<PodVariantSet>

Groups the collection by result of the block.

Parameters:

  • block (Block<Variant, #hash>)

Returns:


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# File 'lib/cocoapods/installer/analyzer/pod_variant_set.rb', line 38

def group_by(&block)
  variants.group_by(&block).map { |_, v| PodVariantSet.new(v) }
end

#scope_by_build_typeHash<PodVariant, String>

Returns:


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# File 'lib/cocoapods/installer/analyzer/pod_variant_set.rb', line 73

def scope_by_build_type
  scope_if_necessary(group_by { |v| v.build_type.packaging }.map(&:scope_by_linkage)) do |variant|
    variant.build_type.packaging
  end
end

#scope_by_linkageHash<PodVariant, String>

Returns:


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# File 'lib/cocoapods/installer/analyzer/pod_variant_set.rb', line 82

def scope_by_linkage
  scope_if_necessary(group_by { |v| v.build_type.linkage }.map(&:scope_by_platform)) do |variant|
    variant.build_type.linkage
  end
end

#scope_by_platformHash<PodVariant, String>

Returns:


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# File 'lib/cocoapods/installer/analyzer/pod_variant_set.rb', line 91

def scope_by_platform
  grouped_variants = group_by { |v| v.platform.name }
  if grouped_variants.all? { |set| set.variants.count == 1 }
    # => Platform name
    platform_name_proc = proc { |v| Platform.string_name(v.platform.symbolic_name).tr(' ', '') }
  else
    grouped_variants = group_by(&:platform)
    # => Platform name + SDK version
    platform_name_proc = proc { |v| v.platform.to_s.tr(' ', '') }
  end
  scope_if_necessary(grouped_variants.map(&:scope_without_suffix), &platform_name_proc)
end

#scope_by_specsHash<PodVariant, String>

Returns:


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# File 'lib/cocoapods/installer/analyzer/pod_variant_set.rb', line 107

def scope_by_specs
  root_spec = variants.first.root_spec
  specs = [root_spec]
  specs += if root_spec.default_subspecs.empty?
             root_spec.subspecs.compact
           else
             root_spec.default_subspecs.map do |subspec_name|
               root_spec.subspec_by_name("#{root_spec.name}/#{subspec_name}")
             end
  end
  default_specs = Set.new(specs)
  grouped_variants = group_by(&:specs)
  all_spec_variants = grouped_variants.map { |set| set.variants.first.specs }
  common_specs = all_spec_variants.map(&:to_set).flatten.inject(&:&)
  omit_common_specs = common_specs.any? && common_specs.proper_superset?(default_specs)
  scope_if_necessary(grouped_variants.map(&:scope_by_build_type)) do |variant|
    specs = variant.specs.to_set

    # The current variant contains all default specs
    omit_default_specs = default_specs.any? && default_specs.subset?(specs)
    if omit_default_specs
      specs -= default_specs
    end

    # There are common specs, which are different from the default specs
    if omit_common_specs
      specs -= common_specs
    end

    spec_names = specs.map do |spec|
      spec.root? ? '.root' : spec.name.split('/')[1..-1].join('_')
    end.sort
    if spec_names.empty?
      omit_common_specs ? '.common' : nil
    else
      if omit_common_specs
        spec_names.unshift('.common')
      elsif omit_default_specs
        spec_names.unshift('.default')
      end
      spec_names.reduce('') do |acc, name|
        "#{acc}#{acc.empty? || name[0] == '.' ? '' : '-'}#{name}"
      end
    end
  end
end

#scope_if_necessary(scoped_variants, &block) ⇒ Hash<PodVariant, String>

Prepends the given scoped Pod::Installer::Analyzer::PodVariants with another scoping label, if there was more than one group of Pod::Installer::Analyzer::PodVariants given.

Parameters:

Returns:


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# File 'lib/cocoapods/installer/analyzer/pod_variant_set.rb', line 57

def scope_if_necessary(scoped_variants, &block)
  if scoped_variants.count == 1
    return scoped_variants.first
  end
  Hash[scoped_variants.flat_map do |variants|
    variants.map do |variant, suffix|
      prefix = block.call(variant)
      scope = [prefix, suffix].compact.join('-')
      [variant, !scope.empty? ? scope : nil]
    end
  end]
end

#scope_suffixesHash<PodVariant, String>

Describes what makes each Pod::Installer::Analyzer::PodVariant distinct among the others.

Returns:


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# File 'lib/cocoapods/installer/analyzer/pod_variant_set.rb', line 24

def scope_suffixes
  return { variants.first => nil } if variants.count == 1
  Hash[scope_by_specs.map do |variant, scope|
    require 'digest'
    scope = Digest::MD5.hexdigest(scope)[0..7] if !scope.nil? && scope.length >= 50
    [variant, scope]
  end]
end

#scope_without_suffixHash<PodVariant, String>

Helps to define scope suffixes recursively.

Returns:


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# File 'lib/cocoapods/installer/analyzer/pod_variant_set.rb', line 160

def scope_without_suffix
  Hash[variants.map { |v| [v, nil] }]
end