code: function isOctalEscapeSequence(node) {
  
      // No need to check TemplateLiterals – would throw error with octal escape
      const isStringLiteral = node.type === "Literal" && typeof node.value === "string";
  
      if (!isStringLiteral) {
          return false;
      }
  
      const match = node.raw.match(/^([^\\]|\\[^0-7])*\\([0-7]{1,3})/u);
  
      if (match) {
  
          // \0 is actually not considered an octal
          if (match[2] !== "0" || typeof match[3] !== "undefined") {
              return true;
          }
      }
      return false;
  }
docs: Determines whether a given node is a octal escape sequence
  @param {ASTNode} node A node to check
  @returns {boolean} `true` if the node is an octal escape sequence