// Generated from ./grammar/v1/RelativeDateFormat.g4 by ANTLR 4.7.3-SNAPSHOT


import { ParseTreeVisitor } from "antlr4ts/tree/ParseTreeVisitor";

import { PosUnaryExprContext } from "./RelativeDateFormatParser";
import { NegUnaryExprContext } from "./RelativeDateFormatParser";
import { RangeDirectiveContext } from "./RelativeDateFormatParser";
import { TrailDirectiveContext } from "./RelativeDateFormatParser";
import { PeriodDirectiveContext } from "./RelativeDateFormatParser";
import { DirectiveContext } from "./RelativeDateFormatParser";
import { RelativeExpressionContext } from "./RelativeDateFormatParser";
import { ResolvableExpressionContext } from "./RelativeDateFormatParser";
import { StaticExpressionContext } from "./RelativeDateFormatParser";
import { StaticPeriodContext } from "./RelativeDateFormatParser";
import { RelativePeriodContext } from "./RelativeDateFormatParser";
import { UnaryExprContext } from "./RelativeDateFormatParser";
import { StaticIdentifierContext } from "./RelativeDateFormatParser";
import { RelativeIdentifierContext } from "./RelativeDateFormatParser";
import { HandlerContext } from "./RelativeDateFormatParser";
import { TimestampContext } from "./RelativeDateFormatParser";


/**
 * This interface defines a complete generic visitor for a parse tree produced
 * by `RelativeDateFormatParser`.
 *
 * @param <Result> The return type of the visit operation. Use `void` for
 * operations with no return type.
 */
export interface RelativeDateFormatVisitor<Result> extends ParseTreeVisitor<Result> {
	/**
	 * Visit a parse tree produced by the `posUnaryExpr`
	 * labeled alternative in `RelativeDateFormatParser.unaryExpr`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitPosUnaryExpr?: (ctx: PosUnaryExprContext) => Result;

	/**
	 * Visit a parse tree produced by the `negUnaryExpr`
	 * labeled alternative in `RelativeDateFormatParser.unaryExpr`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitNegUnaryExpr?: (ctx: NegUnaryExprContext) => Result;

	/**
	 * Visit a parse tree produced by the `RangeDirective`
	 * labeled alternative in `RelativeDateFormatParser.directive`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitRangeDirective?: (ctx: RangeDirectiveContext) => Result;

	/**
	 * Visit a parse tree produced by the `TrailDirective`
	 * labeled alternative in `RelativeDateFormatParser.directive`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitTrailDirective?: (ctx: TrailDirectiveContext) => Result;

	/**
	 * Visit a parse tree produced by the `PeriodDirective`
	 * labeled alternative in `RelativeDateFormatParser.directive`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitPeriodDirective?: (ctx: PeriodDirectiveContext) => Result;

	/**
	 * Visit a parse tree produced by `RelativeDateFormatParser.directive`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitDirective?: (ctx: DirectiveContext) => Result;

	/**
	 * Visit a parse tree produced by `RelativeDateFormatParser.relativeExpression`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitRelativeExpression?: (ctx: RelativeExpressionContext) => Result;

	/**
	 * Visit a parse tree produced by `RelativeDateFormatParser.resolvableExpression`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitResolvableExpression?: (ctx: ResolvableExpressionContext) => Result;

	/**
	 * Visit a parse tree produced by `RelativeDateFormatParser.staticExpression`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitStaticExpression?: (ctx: StaticExpressionContext) => Result;

	/**
	 * Visit a parse tree produced by `RelativeDateFormatParser.staticPeriod`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitStaticPeriod?: (ctx: StaticPeriodContext) => Result;

	/**
	 * Visit a parse tree produced by `RelativeDateFormatParser.relativePeriod`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitRelativePeriod?: (ctx: RelativePeriodContext) => Result;

	/**
	 * Visit a parse tree produced by `RelativeDateFormatParser.unaryExpr`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitUnaryExpr?: (ctx: UnaryExprContext) => Result;

	/**
	 * Visit a parse tree produced by `RelativeDateFormatParser.staticIdentifier`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitStaticIdentifier?: (ctx: StaticIdentifierContext) => Result;

	/**
	 * Visit a parse tree produced by `RelativeDateFormatParser.relativeIdentifier`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitRelativeIdentifier?: (ctx: RelativeIdentifierContext) => Result;

	/**
	 * Visit a parse tree produced by `RelativeDateFormatParser.handler`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitHandler?: (ctx: HandlerContext) => Result;

	/**
	 * Visit a parse tree produced by `RelativeDateFormatParser.timestamp`.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	visitTimestamp?: (ctx: TimestampContext) => Result;
}