scanpack/dist/infrastructure/adapters/package-reader.adapter.js

Dependency scanner to detect unknown or malicious packages in Node.js and Bun projects

import { join } from 'node:path';
import { PackageJsonParseError, PackageJsonReadError } from '../../domain/errors.js';
import { extractDependencies } from '../../domain/utils.js';
export class PackageReaderAdapter {
    fileSystem;
    constructor(fileSystem) {
        this.fileSystem = fileSystem;
    }
    async readPackageJson(projectPath) {
        try {
            const packageJsonPath = join(projectPath, 'package.json');
            const content = this.fileSystem.readFileSync(packageJsonPath);
            return JSON.parse(content);
        }
        catch (error) {
            if (error instanceof SyntaxError) {
                throw new PackageJsonParseError(`Invalid JSON in package.json: ${error.message}`, error);
            }
            throw new PackageJsonReadError(`Error reading package.json: ${error instanceof Error ? error.message : String(error)}`, error instanceof Error ? error : undefined);
        }
    }
    extractDependencies(packageJson) {
        return extractDependencies(packageJson);
    }
}
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