@sentzunhat/zacatl/build/esm/configuration/json.js

A modular, high-performance TypeScript microservice framework for Node.js, featuring layered architecture, dependency injection, and robust validation for building scalable APIs and distributed systems.

import { readFileSync } from 'fs';
import { BadRequestError, NotFoundError, ValidationError } from '../error/index.js';
import { isNodeError, isSyntaxError, isZodError } from '../utils/index.js';
export const loadJSON = (filePath, schema) => {
    try {
        const content = readFileSync(filePath, 'utf-8');
        const cleanContent = filePath.endsWith('.jsonc')
            ? content.replace(/\/\/.*$/gm, '').replace(/\/\*[\s\S]*?\*\//g, '')
            : content;
        const data = JSON.parse(cleanContent);
        if (schema) {
            return schema.parse(data);
        }
        return data;
    }
    catch (error) {
        if (isNodeError(error) && error.code === 'ENOENT') {
            throw new NotFoundError({
                message: `JSON file not found: ${filePath}`,
                component: 'JSONLoader',
                operation: 'loadJSON',
            });
        }
        if (isSyntaxError(error)) {
            throw new BadRequestError({
                message: `Invalid JSON in file: ${filePath}`,
                reason: error.message,
                component: 'JSONLoader',
                operation: 'loadJSON',
            });
        }
        if (isZodError(error)) {
            throw new ValidationError({
                message: `JSON validation failed for file: ${filePath}`,
                reason: "Data doesn't match the expected schema",
                component: 'JSONLoader',
                operation: 'loadJSON',
                metadata: {
                    filePath,
                    issues: error.issues,
                },
            });
        }
        throw error;
    }
};
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