/**
 * Annotation Deception Detector
 * High-confidence deception detection for obvious annotation misalignments
 *
 * Extracted from ToolAnnotationAssessor.ts for maintainability.
 * Handles keyword-based misalignment detection.
 */
/**
 * Keywords that contradict readOnlyHint=true (these tools modify state)
 */
export declare const READONLY_CONTRADICTION_KEYWORDS: string[];
/**
 * Suffixes that exempt "run" from readOnlyHint contradiction detection.
 * Tools matching "run" + these suffixes are legitimately read-only (fetch analysis data).
 * Issue #18: browser-tools-mcp uses runAccessibilityAudit, runSEOAudit, etc.
 */
export declare const RUN_READONLY_EXEMPT_SUFFIXES: string[];
/**
 * Prefixes that indicate read-only operations.
 * Issue #161: When a tool starts with these prefixes, certain keywords become nouns.
 * For example, "post" in "get_post_details" is a Reddit post (noun), not POST method (verb).
 */
export declare const READONLY_PREFIX_PATTERNS: RegExp[];
/**
 * Keywords that can be nouns when following a read-only prefix.
 * Issue #161: These words are verbs when used as prefixes (post_message) but
 * nouns when used after read-only prefixes (get_post_details).
 */
export declare const NOUN_KEYWORDS_IN_READONLY_CONTEXT: string[];
/**
 * Keywords that contradict destructiveHint=false (these tools delete/destroy data)
 */
export declare const DESTRUCTIVE_CONTRADICTION_KEYWORDS: string[];
/**
 * Deception detection result
 */
export interface DeceptionResult {
    field: "readOnlyHint" | "destructiveHint";
    matchedKeyword: string;
    reason: string;
}
/**
 * Check if a tool name contains any of the given keywords (case-insensitive)
 * Uses word segment matching to avoid false positives (e.g., "put" in "output")
 * Issue #25: Substring matching caused false positives for words like "output", "input", "compute"
 *
 * Handles: camelCase (putFile), snake_case (put_file), kebab-case (put-file), PascalCase (PutFile)
 */
export declare function containsKeyword(toolName: string, keywords: string[]): string | null;
/**
 * Check if a tool name with "run" keyword is exempt from readOnlyHint contradiction.
 * Tools like "runAccessibilityAudit" are genuinely read-only (fetch analysis data).
 * Issue #18: Prevents false positives for analysis/audit tools.
 */
export declare function isRunKeywordExempt(toolName: string): boolean;
/**
 * Check if a keyword is being used as a noun in a read-only context.
 * Issue #161: "post" in "get_post_details" is a Reddit post (noun), not POST method (verb).
 * Prevents false positives when read-only tools reference content types.
 *
 * @param toolName - The tool name to check
 * @param keyword - The keyword that was matched (e.g., "post")
 * @returns true if the keyword is a noun in this read-only context
 */
export declare function isNounInReadOnlyContext(toolName: string, keyword: string): boolean;
/**
 * Type guard for confidence levels that warrant event emission or status changes.
 * Uses positive check for acceptable levels (safer than !== "low" if new levels added).
 */
export declare function isActionableConfidence(confidence: string): boolean;
/**
 * Detect high-confidence annotation deception
 * Returns misalignment info if obvious deception detected, null otherwise
 */
export declare function detectAnnotationDeception(toolName: string, annotations: {
    readOnlyHint?: boolean;
    destructiveHint?: boolean;
}): DeceptionResult | null;
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