@langchain/core/dist/utils/testing/openai_stream_fixtures.cjs.map

Core LangChain.js abstractions and schemas

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model,\n      choices: [\n        {\n          index: 0,\n          delta: { role: \"assistant\", content: \"Hello\" },\n          finish_reason: null,\n        },\n      ],\n    },\n    {\n      id: \"chatcmpl-text\",\n      model,\n      choices: [\n        {\n          index: 0,\n          delta: { content: \" world\" },\n          finish_reason: null,\n        },\n      ],\n    },\n    {\n      id: \"chatcmpl-text\",\n      model,\n      choices: [{ index: 0, delta: {}, finish_reason: \"stop\" }],\n    },\n  ];\n}\n\nexport function openAIReasoningTextChunks(\n  model = \"test-model\"\n): OpenAICompletionsStreamChunk[] {\n  return [\n    {\n      id: \"chatcmpl-reason\",\n      model,\n      choices: [\n        {\n          index: 0,\n          delta: { role: \"assistant\", reasoning_content: \"Let me reason...\" },\n          finish_reason: null,\n        },\n      ],\n    },\n    {\n      id: \"chatcmpl-reason\",\n      model,\n      choices: [\n        {\n          index: 0,\n   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finish_reason: null,\n        },\n      ],\n    },\n    {\n      id: \"chatcmpl-tools\",\n      model,\n      choices: [\n        {\n          index: 0,\n          delta: {\n            tool_calls: [\n              {\n                index: 0,\n                function: { arguments: ':\"weather\"}' },\n              },\n            ],\n          },\n          finish_reason: null,\n        },\n      ],\n    },\n    {\n      id: \"chatcmpl-tools\",\n      model,\n      choices: [{ index: 0, delta: {}, finish_reason: \"tool_calls\" }],\n    },\n  ];\n}\n\nexport function sseResponseFromOpenAIChunks(\n  chunks: OpenAICompletionsStreamChunk[]\n): Response {\n  const encoder = new TextEncoder();\n  return new Response(\n    new ReadableStream({\n      start(controller) {\n        for (const chunk of chunks) {\n          controller.enqueue(\n            encoder.encode(`data: ${JSON.stringify(chunk)}\\n\\n`)\n          );\n        }\n        controller.close();\n      },\n    }),\n    { 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