@unified-llm/core/dist/utils/validation.js

Unified LLM interface.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ValidationError = void 0;
exports.validateChatRequest = validateChatRequest;
exports.validateMessage = validateMessage;
class ValidationError extends Error {
    constructor(message) {
        super(message);
        this.name = 'ValidationError';
    }
}
exports.ValidationError = ValidationError;
function validateChatRequest(request) {
    if (!request || typeof request !== 'object') {
        throw new ValidationError('Request must be a valid object');
    }
    if (!request.messages || !Array.isArray(request.messages)) {
        throw new ValidationError('Messages must be an array in the request');
    }
    if (request.messages.length === 0) {
        throw new ValidationError('Messages array cannot be empty');
    }
    request.messages.forEach((msg, index) => {
        validateMessage(msg, index);
    });
}
function validateMessage(message, index) {
    if (!message || typeof message !== 'object') {
        throw new ValidationError(`Message at index ${index} must be a valid object`);
    }
    const validRoles = ['system', 'user', 'assistant', 'tool', 'function', 'developer'];
    if (!message.role || !validRoles.includes(message.role)) {
        throw new ValidationError(`Message at index ${index} has invalid role: ${message.role}. Valid roles are: ${validRoles.join(', ')}`);
    }
    if (message.content === undefined || message.content === null) {
        throw new ValidationError(`Message at index ${index} must have content`);
    }
    if (typeof message.content === 'string' && message.content.trim() === '') {
        throw new ValidationError(`Message at index ${index} cannot have empty content`);
    }
    if (Array.isArray(message.content) && message.content.length === 0) {
        throw new ValidationError(`Message at index ${index} cannot have empty content array`);
    }
}
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