import { SourceRange } from "./grammar/source-position";
import { InputSource } from "./semantics/program";
export declare enum DiagnosticSeverity {
    Hint = 0,
    Warning = 1,
    Error = 2
}
export type DiagnosticCode = number & {
    __diagnosticIdBrand: never;
};
export interface Diagnostic {
    code: DiagnosticCode;
    source: InputSource;
    severity: DiagnosticSeverity;
    message: string;
    range: SourceRange;
}
export declare function formatDiagnostic(diagnostic: Diagnostic): string;
type DiagnosticFactory = (level: DiagnosticSeverity, message: string, source: InputSource, range: SourceRange) => Diagnostic;
type DiagnosticFactoryWithCode = DiagnosticFactory & {
    code: DiagnosticCode;
};
export declare function createDiagnosticsFactory(): DiagnosticFactoryWithCode;
export {};