code: function getOpenBrace(node) {
              if (node.type === "SwitchStatement") {
                  if (node.cases.length > 0) {
                      return sourceCode.getTokenBefore(node.cases[0]);
                  }
                  return sourceCode.getLastToken(node, 1);
              }
              return sourceCode.getFirstToken(node);
          }
docs: Gets the open brace token from a given node.
  @param {ASTNode} node - A BlockStatement/SwitchStatement node to get.
  @returns {Token} The token of the open brace.