lightstep-tracer/lib/imp/log_record_imp.js

> ❗ **This instrumentation is no longer recommended**. Please review [documentation on setting up and configuring the OpenTelemetry Node.js Launcher](https://github.com/lightstep/otel-launcher-node) or [OpenTelemetry JS (Browser)](https://github.com/open-

"use strict";

function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _platform_abstraction_layer = require("../platform_abstraction_layer");

var _each2 = _interopRequireDefault(require("../_each"));

var coerce = _interopRequireWildcard(require("./coerce"));

function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }

function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; }

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

// eslint-disable-line camelcase
var LogRecordImp = /*#__PURE__*/function () {
  function LogRecordImp(logFieldKeyHardLimit, logFieldValueHardLimit, timestampMicros, fields) {
    _classCallCheck(this, LogRecordImp);

    if (fields instanceof Error) {
      fields = {
        stack: fields.stack,
        message: fields.message
      };
    }

    this._logFieldKeyHardLimit = logFieldKeyHardLimit;
    this._logFieldValueHardLimit = logFieldValueHardLimit;
    this._timestampMicros = timestampMicros;
    this._fields = fields;
    this._keysOverLimit = 0;
    this._valuesOverLimit = 0;
  }

  _createClass(LogRecordImp, [{
    key: "_clearOverLimits",
    value: function _clearOverLimits() {
      this._keysOverLimit = 0;
      this._valuesOverLimit = 0;
    }
  }, {
    key: "getNumKeysOverLimit",
    value: function getNumKeysOverLimit() {
      return this._keysOverLimit;
    }
  }, {
    key: "getNumValuesOverLimit",
    value: function getNumValuesOverLimit() {
      return this._valuesOverLimit;
    }
  }, {
    key: "toThrift",
    value: function toThrift() {
      var _this = this;

      this._clearOverLimits();

      var thriftFields = [];
      (0, _each2["default"])(this._fields, function (value, key) {
        if (!key || !value) {
          return;
        }

        var keyStr = _this.getFieldKey(key);

        var valStr = _this.getFieldValue(value); // eslint-disable-next-line camelcase


        thriftFields.push(new _platform_abstraction_layer.crouton_thrift.KeyValue({
          Key: keyStr,
          Value: valStr
        }));
      }); // eslint-disable-next-line camelcase

      return new _platform_abstraction_layer.crouton_thrift.LogRecord({
        timestamp_micros: this._timestampMicros,
        fields: thriftFields
      });
    }
  }, {
    key: "getFieldKey",
    value: function getFieldKey(key) {
      var keyStr = coerce.toString(key);

      if (keyStr.length > this._logFieldKeyHardLimit) {
        this._keysOverLimit += 1;
        keyStr = "".concat(keyStr.substr(0, this._logFieldKeyHardLimit), "...");
      }

      return keyStr;
    }
  }, {
    key: "getFieldValue",
    value: function getFieldValue(value) {
      var valStr = null;

      if (value instanceof Error) {
        try {
          // https://stackoverflow.com/a/26199752/9778850
          valStr = JSON.stringify(value, Object.getOwnPropertyNames(value));
        } catch (e) {
          valStr = "Could not encode value. Exception: ".concat(e);
        }
      } else if (value instanceof Object) {
        try {
          valStr = JSON.stringify(value, null, '  ');
        } catch (e) {
          valStr = "Could not encode value. Exception: ".concat(e);
        }
      } else {
        valStr = coerce.toString(value);
      }

      if (valStr.length > this._logFieldValueHardLimit) {
        this._valuesOverLimit += 1;
        valStr = "".concat(valStr.substr(0, this._logFieldValueHardLimit), "...");
      }

      return valStr;
    }
  }]);

  return LogRecordImp;
}();

exports["default"] = LogRecordImp;
module.exports = exports.default;

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