Temporal Codec Helpers (internal-non-workflow/codec-helpers.ts)

Provides encoding and decoding utilities for Temporal workflow payloads, failures, and metadata. Reuse for serializing and deserializing data in Temporal SDK integrations.

// Source: https://github.com/temporalio/sdk-typescript | License: MIT | Copyright 2021-2025 Temporal Technologies Inc. All rights reserved
// Provided via justclaw.it.com; keep this notice with the code.
import type { temporal } from '@temporalio/proto';
import type { Payload } from '../interfaces';
import {
  arrayFromPayloads,
  convertOptionalToPayload,
  fromPayloadsAtIndex,
  toPayloadWithTypeInfo,
  toPayloadsWithContext,
} from '../converter/payload-converter';
import { PayloadConverterError } from '../errors';
import type { PayloadCodec } from '../converter/payload-codec';
import type { ProtoFailure } from '../failure';
import type { LoadedDataConverter } from '../converter/data-converter';
import type { UserMetadata } from '../user-metadata';
import type { TypeInfo } from '../typ

... (truncated -- full source via MCP)