import type { TypeScriptDiagnostic } from "../templates/types";
export declare function validateTemplateWidgets(source: string, allowedWidgets: readonly string[]): TypeScriptDiagnostic | null;
export declare function validateNoNonNullAssertions(source: string): TypeScriptDiagnostic | null;
export declare function validateNoTypeAssertions(source: string): TypeScriptDiagnostic | null;
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