@sentry/node/build/esm/utils/redisCache.js

Sentry Node SDK using OpenTelemetry for performance instrumentation

const SINGLE_ARG_COMMANDS = ["get", "set", "setex"];
const GET_COMMANDS = ["get", "mget"];
const SET_COMMANDS = ["set", "setex"];
function isInCommands(redisCommands, command) {
  return redisCommands.includes(command.toLowerCase());
}
function getCacheOperation(command) {
  if (isInCommands(GET_COMMANDS, command)) {
    return "cache.get";
  } else if (isInCommands(SET_COMMANDS, command)) {
    return "cache.put";
  } else {
    return void 0;
  }
}
function keyHasPrefix(key, prefixes) {
  return prefixes.some((prefix) => key.startsWith(prefix));
}
function getCacheKeySafely(redisCommand, cmdArgs) {
  try {
    if (cmdArgs.length === 0) {
      return void 0;
    }
    const processArg = (arg) => {
      if (typeof arg === "string" || typeof arg === "number" || Buffer.isBuffer(arg)) {
        return [arg.toString()];
      } else if (Array.isArray(arg)) {
        return flatten(arg.map((arg2) => processArg(arg2)));
      } else {
        return ["<unknown>"];
      }
    };
    const firstArg = cmdArgs[0];
    if (isInCommands(SINGLE_ARG_COMMANDS, redisCommand) && firstArg != null) {
      return processArg(firstArg);
    }
    return flatten(cmdArgs.map((arg) => processArg(arg)));
  } catch {
    return void 0;
  }
}
function shouldConsiderForCache(redisCommand, keys, prefixes) {
  if (!getCacheOperation(redisCommand)) {
    return false;
  }
  for (const key of keys) {
    if (keyHasPrefix(key, prefixes)) {
      return true;
    }
  }
  return false;
}
function calculateCacheItemSize(response) {
  const getSize = (value) => {
    try {
      if (Buffer.isBuffer(value)) return value.byteLength;
      else if (typeof value === "string") return value.length;
      else if (typeof value === "number") return value.toString().length;
      else if (value === null || value === void 0) return 0;
      return JSON.stringify(value).length;
    } catch {
      return void 0;
    }
  };
  return Array.isArray(response) ? response.reduce((acc, curr) => {
    const size = getSize(curr);
    return typeof size === "number" ? acc !== void 0 ? acc + size : size : acc;
  }, 0) : getSize(response);
}
function flatten(input) {
  const result = [];
  const flattenHelper = (input2) => {
    input2.forEach((el) => {
      if (Array.isArray(el)) {
        flattenHelper(el);
      } else {
        result.push(el);
      }
    });
  };
  flattenHelper(input);
  return result;
}

export { GET_COMMANDS, SET_COMMANDS, calculateCacheItemSize, getCacheKeySafely, getCacheOperation, isInCommands, shouldConsiderForCache };
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