import { Enum, Interface, Method, HttpMethod, Parameter, HttpParameter, HttpRoute, Property, Service, Type, Union, EnumMember } from './ir';
import { Rule, Severity, Violation } from './types';
export type ContextIterator<Context> = (service: Service, options: any) => Context[];
export interface ServiceRuleContext {
    service: Service;
    options: any;
}
export declare function serviceRule(rule: (context: ServiceRuleContext) => Violation | undefined): Rule;
export interface InterfaceRuleContext extends ServiceRuleContext {
    interface: Interface;
}
export declare function interfaceRule(rule: (context: InterfaceRuleContext) => Violation | undefined): Rule;
export declare const allInterfaces: ContextIterator<InterfaceRuleContext>;
export interface MethodRuleContext extends InterfaceRuleContext {
    method: Method;
    httpMethod?: HttpMethod;
}
export declare function methodRule(rule: (context: MethodRuleContext) => Violation | undefined): Rule;
export declare const allMethods: ContextIterator<MethodRuleContext>;
export interface HttpRouteRuleContext extends InterfaceRuleContext {
    httpRoute: HttpRoute;
}
export declare function httpPathRule(rule: (context: HttpRouteRuleContext) => Violation | undefined): Rule;
export declare const allHttpRoutes: ContextIterator<HttpRouteRuleContext>;
export interface ParameterRuleContext extends MethodRuleContext {
    parameter: Parameter;
    httpParameter?: HttpParameter;
}
export declare function parameterRule(rule: (context: ParameterRuleContext) => Violation | undefined): Rule;
export declare const allParameters: ContextIterator<ParameterRuleContext>;
export interface TypeRuleContext extends ServiceRuleContext {
    type: Type;
}
export declare function typeRule(rule: (context: TypeRuleContext) => Violation | undefined): Rule;
export declare const allTypes: ContextIterator<TypeRuleContext>;
export interface PropertyRuleContext extends TypeRuleContext {
    property: Property;
}
export declare function propertyRule(rule: (context: PropertyRuleContext) => Violation | undefined): Rule;
export declare const allProperties: ContextIterator<PropertyRuleContext>;
export interface EnumRuleContext extends ServiceRuleContext {
    enum: Enum;
}
export declare function enumRule(rule: (context: EnumRuleContext) => Violation | undefined): Rule;
export declare const allEnums: ContextIterator<EnumRuleContext>;
export interface EnumMemberRuleContext extends EnumRuleContext {
    member: EnumMember;
}
export declare function enumValueRule(rule: (context: EnumMemberRuleContext) => Violation | undefined): Rule;
export declare const allEnumMembers: ContextIterator<EnumMemberRuleContext>;
export interface UnionRuleContext extends ServiceRuleContext {
    union: Union;
}
export declare function unionRule(rule: (context: UnionRuleContext) => Violation | undefined): Rule;
export declare const allUnions: ContextIterator<UnionRuleContext>;
export declare function combineRules(...rules: Rule[]): Rule;
export declare function parseSeverity(input: any, fallback?: Severity): Severity;
export declare function getHttpMethodByName(service: Service, methodName: string | undefined): HttpMethod | undefined;
export declare function getTypeByName(service: Service, typeName: string | undefined): Type | undefined;
export declare function getEnumByName(service: Service, enumName: string | undefined): Enum | undefined;
export declare function getUnionByName(service: Service, unionName: string | undefined): Union | undefined;