import type { Fn, IObjectOf } from "@thi.ng/api";
import type { ISubscription } from "@thi.ng/rstream";
export type Pattern = [any, any, any];
export type PathPattern = [any, any[], any];
export type Triple = Pattern;
export type Triples = Set<Pattern>;
export type TripleIds = Set<number>;
export type Solution = IObjectOf<any>;
export type Solutions = Set<Solution>;
export type QuerySolution = ISubscription<any, Solutions>;
export type BindFn = Fn<Solution, any>;
export interface Edit {
    index: Set<number>;
    key: any;
}
export interface QuerySpec {
    q: SubQuerySpec[];
    select?: string[];
    order?: string;
    bind?: IObjectOf<BindFn>;
    limit?: number;
}
export type SubQuerySpec = WhereQuerySpec | PathQuerySpec;
export interface WhereQuerySpec {
    where: Pattern[];
}
export interface PathQuerySpec {
    path: PathPattern;
}
export interface JoinOpts {
    limit: number;
    select: string[];
}
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