Module: Hashira::Coupling::Words

Defined in:
lib/hashira/coupling/words.rb

Constant Summary collapse

PATTERN = 
/\A[a-z][a-z_]*\z/

Class Method Summary collapse

Class Method Details

.entries(node) ⇒ Object 



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# File 'lib/hashira/coupling/words.rb', line 14

def entries(node)
  case node
  when Prism::ArrayNode then node.elements.map { word(it) }
  when Prism::HashNode then keys(node)
  else []
  end
end

.keys(node) ⇒ Object 



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# File 'lib/hashira/coupling/words.rb', line 22

def keys(node) = node.elements.grep(Prism::AssocNode).map { word(it.key) }

.list(tree) ⇒ Object 



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# File 'lib/hashira/coupling/words.rb', line 10

def list(tree)
  Hashira::Analysis::NodeWalk.collect(tree).flat_map { entries(it) }.compact.grep(PATTERN).to_set
end

.word(node) ⇒ Object 



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# File 'lib/hashira/coupling/words.rb', line 24

def word(node)
  case node
  when Prism::SymbolNode, Prism::StringNode then node.unescaped
  end
end