Class: RuboCop::Cop::Cask::NoOverrides Private

Inherits:
Base
  • Object
show all
Includes:
CaskHelp
Defined in:
rubocops/cask/no_overrides.rb

This class is part of a private API. This class may only be used in the Homebrew/brew repository. Third parties should avoid using this class if possible, as it may be removed or changed without warning.

Constant Summary collapse

OVERRIDABLE_METHODS =

This constant is part of a private API. This constant may only be used in the Homebrew/brew repository. Third parties should avoid using this constant if possible, as it may be removed or changed without warning.

TODO:

Update this list if new stanzas are added to Cask::DSL that call set_unique_stanza.

These stanzas can be overridden by on_* blocks, so take them into account.

[
  :appcast, :arch, :auto_updates, :conflicts_with, :container,
  :desc, :homepage, :os, :sha256, :url, :version
].freeze

Instance Method Summary collapse

Methods included from CaskHelp

#cask_tap, #inner_stanzas, #on_block, #on_cask_stanza_block, #on_system_methods

Instance Method Details

#inside_livecheck_defined?(node) ⇒ Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:

  • (Boolean) 


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# File 'rubocops/cask/no_overrides.rb', line 72

def inside_livecheck_defined?(node)
  single_stanza_livecheck_defined?(node) || multi_stanza_livecheck_defined?(node)
end

#multi_stanza_livecheck_defined?(node) ⇒ Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:

  • (Boolean) 


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# File 'rubocops/cask/no_overrides.rb', line 82

def multi_stanza_livecheck_defined?(node)
  grandparent_node = node.parent.parent
  node.parent.begin_type? && grandparent_node.block_type? && grandparent_node.method_name == :livecheck
end

#on_cask(cask_block) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:



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# File 'rubocops/cask/no_overrides.rb', line 18

def on_cask(cask_block)
  message = "Do not use a top-level `%<stanza>s` stanza as the default. " \
            "Add it to an `on_{system}` block instead. " \
            "Use `:or_older` or `:or_newer` to specify a range of macOS versions."
  cask_stanzas = cask_block.toplevel_stanzas

  return if (on_blocks = on_system_methods(cask_stanzas)).none?

  stanzas_in_blocks = on_system_stanzas(on_blocks)

  cask_stanzas.each do |stanza|
    # Skip if the stanza is not allowed to be overridden.
    next unless OVERRIDABLE_METHODS.include?(stanza.stanza_name)
    # Skip if the stanza outside of a block is not also in an `on_*` block.
    next unless stanzas_in_blocks.include?(stanza.stanza_name)

    add_offense(stanza.source_range, message: format(message, stanza: stanza.stanza_name))
  end
end

#on_system_stanzas(on_system) ⇒ Set<Symbol>

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:



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# File 'rubocops/cask/no_overrides.rb', line 39

def on_system_stanzas(on_system)
  message = "Do not use a `depends_on macos:` stanza inside an `on_{system}` block. " \
            "Add it once to specify the oldest macOS supported by any version in the cask."
  names = T.let(Set.new, T::Set[Symbol])
  method_nodes = on_system.map(&:method_node)
  method_nodes.select(&:block_type?).each do |node|
    node.child_nodes.each do |child|
      child.each_node(:send) do |send_node|
        # Skip (nested) `livecheck` block as its `url` is different
        # from a download `url`.
        next if send_node.method_name == :livecheck || inside_livecheck_defined?(send_node)
        # Skip string interpolations.
        if send_node.ancestors.drop_while { |a| !a.begin_type? }.any? { |a| a.dstr_type? || a.regexp_type? }
          next
        end
        next if RuboCop::Cask::Constants::ON_SYSTEM_METHODS.include?(send_node.method_name)

        if send_node.method_name == :depends_on &&
           send_node.arguments.first.pairs.any? { |a| a.key.value == :macos } &&
           OnSystemConditionalsHelper::ON_SYSTEM_OPTIONS.map do |m|
             :"on_#{m}"
           end.include?(T.cast(node, RuboCop::AST::BlockNode).method_name)
          add_offense(send_node.source_range, message:)
        end

        names.add(send_node.method_name)
      end
    end
  end
  names
end

#single_stanza_livecheck_defined?(node) ⇒ Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:

  • (Boolean) 


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# File 'rubocops/cask/no_overrides.rb', line 77

def single_stanza_livecheck_defined?(node)
  node.parent.block_type? && node.parent.method_name == :livecheck
end