code: function checkForSpacesAfterYield(node) {
              const tokens = sourceCode.getFirstTokens(node, 3),
                  word = "yield";
  
              if (!node.argument || node.delegate) {
                  return;
              }
  
              checkUnaryWordOperatorForSpaces(node, tokens[0], tokens[1], word);
          }
docs: Verifies YieldExpressions satisfy spacing requirements
  @param {ASTnode} node AST node
  @returns {void}