Class: JRuby::Lint::Checkers::Gemspec

Inherits:
Object
  • Object
show all
Includes:
AST::Helpers, JRuby::Lint::Checker, CheckGemNode
Defined in:
lib/jruby/lint/checkers/gemspec.rb

Instance Attribute Summary

Attributes included from JRuby::Lint::Checker

#collector

Instance Method Summary collapse

Methods included from AST::Helpers

#descendants, #find_first

Methods included from CheckGemNode

add_wiki_link_finding, #check_gem, #gem_name

Methods included from JRuby::Lint::Checker

included, loaded_checkers

Constructor Details

#initialize ⇒ Gemspec

Returns a new instance of Gemspec.



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# File 'lib/jruby/lint/checkers/gemspec.rb', line 8

def initialize
  @gemspec_block_var = nil
end

Instance Method Details

#visitCallNode(node) ⇒ Object 



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# File 'lib/jruby/lint/checkers/gemspec.rb', line 12

def visitCallNode(node)
  # Gem::Specification.new do |s| =>
  #
  #     CallNoArgBlockNode |new|
  #       Colon2ConstNode |Specification|
  #       IterNode
  #         DAsgnNode |s| &0 >0
  #           NilImplicitNode |nil|
  #         BlockNode
  if node.name == "new" && # new
      node.args_node.nil? && # no args
      node.iter_node && # with a block
      node.receiver_node.node_type.to_s == "COLON2NODE" && # :: - Colon2
      node.receiver_node.name == "Specification" &&        # ::Specification
      node.receiver_node.left_node.name == "Gem"           # Gem::Specification
    arg_node = find_first(node.iter_node.var_node) {|n| n.respond_to?(:name) }
    @gemspec_block_var = arg_node.name
    return proc { @gemspec_block_var = nil }
  end

  # s.add_dependency "rdiscount" =>
  #
  #     CallOneArgNode |add_dependency|
  #       DVarNode |s| &0 >0
  #       ArrayNode
  #         StrNode =="rdiscount"
  if @gemspec_block_var &&
      node.name == "add_dependency" &&
      node.receiver_node.name == @gemspec_block_var
    check_gem(collector, node)
  end
rescue
end