@langchain/openai/dist/utils/openai.js

OpenAI integrations for LangChain.js

import { APIConnectionTimeoutError, APIUserAbortError, } from "openai";
import { zodToJsonSchema } from "zod-to-json-schema";
import { convertToOpenAIFunction, convertToOpenAITool, } from "@langchain/core/utils/function_calling";
import { addLangChainErrorFields } from "./errors.js";
// eslint-disable-next-line @typescript-eslint/no-explicit-any
export function wrapOpenAIClientError(e) {
    let error;
    if (e.constructor.name === APIConnectionTimeoutError.name) {
        error = new Error(e.message);
        error.name = "TimeoutError";
    }
    else if (e.constructor.name === APIUserAbortError.name) {
        error = new Error(e.message);
        error.name = "AbortError";
    }
    else if (e.status === 400 && e.message.includes("tool_calls")) {
        error = addLangChainErrorFields(e, "INVALID_TOOL_RESULTS");
    }
    else if (e.status === 401) {
        error = addLangChainErrorFields(e, "MODEL_AUTHENTICATION");
    }
    else if (e.status === 429) {
        error = addLangChainErrorFields(e, "MODEL_RATE_LIMIT");
    }
    else if (e.status === 404) {
        error = addLangChainErrorFields(e, "MODEL_NOT_FOUND");
    }
    else {
        error = e;
    }
    return error;
}
export { convertToOpenAIFunction as formatToOpenAIFunction, convertToOpenAITool as formatToOpenAITool, };
export function formatToOpenAIAssistantTool(tool) {
    return {
        type: "function",
        function: {
            name: tool.name,
            description: tool.description,
            parameters: zodToJsonSchema(tool.schema),
        },
    };
}
export function formatToOpenAIToolChoice(toolChoice) {
    if (!toolChoice) {
        return undefined;
    }
    else if (toolChoice === "any" || toolChoice === "required") {
        return "required";
    }
    else if (toolChoice === "auto") {
        return "auto";
    }
    else if (toolChoice === "none") {
        return "none";
    }
    else if (typeof toolChoice === "string") {
        return {
            type: "function",
            function: {
                name: toolChoice,
            },
        };
    }
    else {
        return toolChoice;
    }
}