code: function hasOnlyOneStatement(statementType, declarations) {
  
              const declarationCounts = countDeclarations(declarations);
              const currentOptions = options[statementType] || {};
              const currentScope = getCurrentScope(statementType);
              const hasRequires = declarations.some(isRequire);
  
              if (currentOptions.uninitialized === MODE_ALWAYS && currentOptions.initialized === MODE_ALWAYS) {
                  if (currentScope.uninitialized || currentScope.initialized) {
                      if (!hasRequires) {
                          return false;
                      }
                  }
              }
  
              if (declarationCounts.uninitialized > 0) {
                  if (currentOptions.uninitialized === MODE_ALWAYS && currentScope.uninitialized) {
                      return false;
                  }
              }
              if (declarationCounts.initialized > 0) {
                  if (currentOptions.initialized === MODE_ALWAYS && currentScope.initialized) {
                      if (!hasRequires) {
                          return false;
                      }
                  }
              }
              if (currentScope.required && hasRequires) {
                  return false;
              }
              recordTypes(statementType, declarations, currentScope);
              return true;
          }
docs: Determines if there is more than one var statement in the current scope.
  @param {string} statementType node.kind, one of: "var", "let", or "const"
  @param {ASTNode[]} declarations List of declarations
  @returns {boolean} Returns true if it is the first var declaration, false if not.
  @private