import type { Finding } from './Finding.js';
/**
 * Below this share of checks gathering evidence, a run cannot be graded A: too much of the org
 * went unseen for a clean result to mean the org is clean.
 */
export declare const MIN_COVERAGE_FOR_A = 90;
export interface EvidenceCoverage {
    /** Checks that ran (produced at least one finding). */
    checksRun: number;
    /** Checks that gathered evidence for at least one of their findings. */
    checksAssessed: number;
    /** checksAssessed / checksRun, as a whole percentage. 100 when nothing ran. */
    percent: number;
    /** Ids of the checks that gathered no evidence at all, sorted. */
    notAssessed: string[];
}
/**
 * How much of the audit actually saw the org. A check counts as not assessed when every finding
 * it produced is inconclusive or marks the check as not run (a crash, or a permission error
 * CheckEngine caught). A check with some evidence and some gaps is assessed: its gaps are already
 * visible as its own inconclusive findings.
 */
export declare function evidenceCoverage(findings: readonly Finding[]): EvidenceCoverage;
/** One line for every output: "Evidence coverage 82% (14 of 17 checks); grade capped at B". */
export declare function coverageSummary(coverage: EvidenceCoverage & {
    gradeCapped?: boolean;
}): string;
/**
 * What a reader should do about unassessed checks, or '' when every check gathered evidence.
 * Inconclusive is not one cause: each finding quotes what the org said, and only an access
 * error is fixed by granting permissions.
 */
export declare function coverageAdvice(coverage: EvidenceCoverage): string;
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