agsamantha/node_modules/openai/lib/parser.mjs

import { ContentFilterFinishReasonError, LengthFinishReasonError, OpenAIError } from 'openai/error';
export function makeParseableResponseFormat(response_format, parser) {
    const obj = { ...response_format };
    Object.defineProperties(obj, {
        $brand: {
            value: 'auto-parseable-response-format',
            enumerable: false,
        },
        $parseRaw: {
            value: parser,
            enumerable: false,
        },
    });
    return obj;
}
export function isAutoParsableResponseFormat(response_format) {
    return response_format?.['$brand'] === 'auto-parseable-response-format';
}
export function makeParseableTool(tool, { parser, callback, }) {
    const obj = { ...tool };
    Object.defineProperties(obj, {
        $brand: {
            value: 'auto-parseable-tool',
            enumerable: false,
        },
        $parseRaw: {
            value: parser,
            enumerable: false,
        },
        $callback: {
            value: callback,
            enumerable: false,
        },
    });
    return obj;
}
export function isAutoParsableTool(tool) {
    return tool?.['$brand'] === 'auto-parseable-tool';
}
export function maybeParseChatCompletion(completion, params) {
    if (!params || !hasAutoParseableInput(params)) {
        return {
            ...completion,
            choices: completion.choices.map((choice) => ({
                ...choice,
                message: { ...choice.message, parsed: null, tool_calls: choice.message.tool_calls ?? [] },
            })),
        };
    }
    return parseChatCompletion(completion, params);
}
export function parseChatCompletion(completion, params) {
    const choices = completion.choices.map((choice) => {
        if (choice.finish_reason === 'length') {
            throw new LengthFinishReasonError();
        }
        if (choice.finish_reason === 'content_filter') {
            throw new ContentFilterFinishReasonError();
        }
        return {
            ...choice,
            message: {
                ...choice.message,
                tool_calls: choice.message.tool_calls?.map((toolCall) => parseToolCall(params, toolCall)) ?? [],
                parsed: choice.message.content && !choice.message.refusal ?
                    parseResponseFormat(params, choice.message.content)
                    : null,
            },
        };
    });
    return { ...completion, choices };
}
function parseResponseFormat(params, content) {
    if (params.response_format?.type !== 'json_schema') {
        return null;
    }
    if (params.response_format?.type === 'json_schema') {
        if ('$parseRaw' in params.response_format) {
            const response_format = params.response_format;
            return response_format.$parseRaw(content);
        }
        return JSON.parse(content);
    }
    return null;
}
function parseToolCall(params, toolCall) {
    const inputTool = params.tools?.find((inputTool) => inputTool.function?.name === toolCall.function.name);
    return {
        ...toolCall,
        function: {
            ...toolCall.function,
            parsed_arguments: isAutoParsableTool(inputTool) ? inputTool.$parseRaw(toolCall.function.arguments)
                : inputTool?.function.strict ? JSON.parse(toolCall.function.arguments)
                    : null,
        },
    };
}
export function shouldParseToolCall(params, toolCall) {
    if (!params) {
        return false;
    }
    const inputTool = params.tools?.find((inputTool) => inputTool.function?.name === toolCall.function.name);
    return isAutoParsableTool(inputTool) || inputTool?.function.strict || false;
}
export function hasAutoParseableInput(params) {
    if (isAutoParsableResponseFormat(params.response_format)) {
        return true;
    }
    return (params.tools?.some((t) => isAutoParsableTool(t) || (t.type === 'function' && t.function.strict === true)) ?? false);
}
export function validateInputTools(tools) {
    for (const tool of tools ?? []) {
        if (tool.type !== 'function') {
            throw new OpenAIError(`Currently only \`function\` tool types support auto-parsing; Received \`${tool.type}\``);
        }
        if (tool.function.strict !== true) {
            throw new OpenAIError(`The \`${tool.function.name}\` tool is not marked with \`strict: true\`. Only strict function tools can be auto-parsed`);
        }
    }
}
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