import type { SchematicContext, Tree } from '@angular-devkit/schematics';
/**
 * List peer deps packages of the given package, display a warning if version mismatch, error if peer dep is missing
 * @param packageName The package to check peer deps for
 */
export declare function checkPackagesRule(packageName: string): (tree: Tree, context: SchematicContext) => import("@angular-devkit/schematics/src/tree/interface").Tree;
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