class RubbyCop::Cop::Bundler::DuplicatedGem
A Gem's requirements should be listed only once in a Gemfile. @example
# bad gem 'rubbycop' gem 'rubbycop' # bad group :development do gem 'rubbycop' end group :test do gem 'rubbycop' end # good group :development, :test do gem 'rubbycop' end # good gem 'rubbycop', groups: [:development, :test]
Constants
- MSG
Public Instance Methods
investigate(processed_source)
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# File lib/rubbycop/cop/bundler/duplicated_gem.rb, line 32 def investigate(processed_source) return unless processed_source.ast duplicated_gem_nodes.each do |nodes| nodes[1..-1].each do |node| register_offense( node, node.method_args.first.to_a.first, nodes.first.loc.line ) end end end
Private Instance Methods
duplicated_gem_nodes()
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# File lib/rubbycop/cop/bundler/duplicated_gem.rb, line 50 def duplicated_gem_nodes gem_declarations(processed_source.ast) .group_by { |e| e.method_args.first } .keep_if { |_, nodes| nodes.length > 1 } .values end
register_offense(node, gem_name, line_of_first_occurrence)
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# File lib/rubbycop/cop/bundler/duplicated_gem.rb, line 57 def register_offense(node, gem_name, line_of_first_occurrence) line_range = node.loc.column...node.loc.last_column add_offense( node, source_range(processed_source.buffer, node.loc.line, line_range), format(MSG, gem_name, line_of_first_occurrence) ) end