async-streamify/script/kinds/error.js

Stream and serialize nested promises and async iterables over HTTP, workers, etc

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.name = void 0;
exports.testNative = testNative;
exports.serialize = serialize;
exports.maybeSerialize = maybeSerialize;
exports.testSerialized = testSerialized;
exports.deserialize = deserialize;
exports.maybeDeserialize = maybeDeserialize;
exports.name = "error";
function testNative(target) {
    return target instanceof Error;
}
function serialize(target) {
    /*
      // consider something like: (for additional properties?)
      Object.getOwnPropertyNames(value).forEach(function (propName) {
          error[propName] = value[propName];
      });
      //
    */
    return {
        $error: {
            name: target.name,
            message: target.message,
            stack: target.stack,
        },
    };
}
function maybeSerialize(target) {
    return testNative(target) ? serialize(target) : target;
}
function testSerialized(target) {
    return typeof target === "object" && target !== null &&
        Object.keys(target).length === 1 && "$error" in target;
}
function deserialize(serialized) {
    const $error = serialized.$error;
    const error = new Error($error.message);
    error.name = $error.name;
    if ($error.stack)
        error.stack = $error.stack;
    return error;
}
function maybeDeserialize(serialized) {
    return testSerialized(serialized)
        ? deserialize(serialized)
        : serialized;
}