openai/lib/ResponsesParser.mjs

The official TypeScript library for the OpenAI API

import { OpenAIError } from "../error.mjs";
import { isAutoParsableResponseFormat } from "../lib/parser.mjs";
export function maybeParseResponse(response, params) {
    if (!params || !hasAutoParseableInput(params)) {
        return {
            ...response,
            output_parsed: null,
            output: response.output.map((item) => {
                if (item.type === 'function_call') {
                    return {
                        ...item,
                        parsed_arguments: null,
                    };
                }
                if (item.type === 'message') {
                    return {
                        ...item,
                        content: item.content.map((content) => ({
                            ...content,
                            parsed: null,
                        })),
                    };
                }
                else {
                    return item;
                }
            }),
        };
    }
    return parseResponse(response, params);
}
export function parseResponse(response, params) {
    const output = response.output.map((item) => {
        if (item.type === 'function_call') {
            return {
                ...item,
                parsed_arguments: parseToolCall(params, item),
            };
        }
        if (item.type === 'message') {
            const content = item.content.map((content) => {
                if (content.type === 'output_text') {
                    return {
                        ...content,
                        parsed: parseTextFormat(params, content.text),
                    };
                }
                return content;
            });
            return {
                ...item,
                content,
            };
        }
        return item;
    });
    const parsed = Object.assign({}, response, { output });
    if (!Object.getOwnPropertyDescriptor(response, 'output_text')) {
        addOutputText(parsed);
    }
    Object.defineProperty(parsed, 'output_parsed', {
        enumerable: true,
        get() {
            for (const output of parsed.output) {
                if (output.type !== 'message') {
                    continue;
                }
                for (const content of output.content) {
                    if (content.type === 'output_text' && content.parsed !== null) {
                        return content.parsed;
                    }
                }
            }
            return null;
        },
    });
    return parsed;
}
function parseTextFormat(params, content) {
    if (params.text?.format?.type !== 'json_schema') {
        return null;
    }
    if ('$parseRaw' in params.text?.format) {
        const text_format = params.text?.format;
        return text_format.$parseRaw(content);
    }
    return JSON.parse(content);
}
export function hasAutoParseableInput(params) {
    if (isAutoParsableResponseFormat(params.text?.format)) {
        return true;
    }
    return false;
}
export function makeParseableResponseTool(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';
}
function getInputToolByName(input_tools, name) {
    return input_tools.find((tool) => tool.type === 'function' && tool.name === name);
}
function parseToolCall(params, toolCall) {
    const inputTool = getInputToolByName(params.tools ?? [], toolCall.name);
    return {
        ...toolCall,
        ...toolCall,
        parsed_arguments: isAutoParsableTool(inputTool) ? inputTool.$parseRaw(toolCall.arguments)
            : inputTool?.strict ? JSON.parse(toolCall.arguments)
                : null,
    };
}
export function shouldParseToolCall(params, toolCall) {
    if (!params) {
        return false;
    }
    const inputTool = getInputToolByName(params.tools ?? [], toolCall.name);
    return isAutoParsableTool(inputTool) || inputTool?.strict || false;
}
export function validateInputTools(tools) {
    for (const tool of tools ?? []) {
        if (tool.type !== 'function') {
            throw new OpenAIError(`Currently only \`function\` tool types support auto-parsing; Received \`${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`);
        }
    }
}
export function addOutputText(rsp) {
    const texts = [];
    for (const output of rsp.output) {
        if (output.type !== 'message') {
            continue;
        }
        for (const content of output.content) {
            if (content.type === 'output_text') {
                texts.push(content.text);
            }
        }
    }
    rsp.output_text = texts.join('');
}
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