import type { ParseResult } from 'libpg-query';
import type { HydrationError, HydrationStats, PLpgSQLParseResult } from 'plpgsql-deparser';
export interface PlpgsqlFunctionBody {
    raw: string;
    delimiter: string;
}
export interface PlpgsqlFunctionData {
    raw: PLpgSQLParseResult;
    hydrated: any;
    stats: HydrationStats;
    errors: HydrationError[];
}
export interface ParsedFunction {
    kind: 'plpgsql-function';
    stmt: any;
    stmtIndex: number;
    language: string;
    body: PlpgsqlFunctionBody;
    plpgsql: PlpgsqlFunctionData;
}
export interface ParsedStatement {
    kind: 'stmt';
    stmt: any;
    stmtIndex: number;
}
export type ParsedItem = ParsedFunction | ParsedStatement;
export interface ParsedScriptError {
    stmtIndex: number;
    message: string;
}
export interface ParsedScript {
    sql: ParseResult;
    items: ParsedItem[];
    functions: ParsedFunction[];
    errors: ParsedScriptError[];
}
export interface ParseOptions {
    hydrate?: boolean;
}
export interface DeparseOptions {
    pretty?: boolean;
}
export interface TransformOptions extends DeparseOptions {
    hydrate?: boolean;
}
export interface TransformContext {
    sql: ParseResult;
    items: ParsedItem[];
    functions: ParsedFunction[];
}
export type TransformCallback = (ctx: TransformContext) => void | Promise<void>;
export interface TransformVisitors {
    onFunction?: (fn: ParsedFunction, ctx: TransformContext) => void | Promise<void>;
    onStatement?: (stmt: ParsedStatement, ctx: TransformContext) => void | Promise<void>;
}
export type TransformInput = TransformCallback | TransformVisitors;