import { NODE_TYPE_OPERAND, OPERAND_EMPTY, OPERAND_TYPE_FUNCTION, OPERAND_TYPE_KEYWORD, OPERAND_TYPE_LIST, OPERAND_TYPE_VALUE } from '../../constants';
import { Argument } from './argument';
import { AstNode } from './common';
export type KeywordOperandValue = typeof OPERAND_EMPTY;
/**
 * An operand that is a user-provided value.
 */
export interface ValueOperand extends AstNode {
    type: typeof NODE_TYPE_OPERAND;
    operandType: typeof OPERAND_TYPE_VALUE;
    /**
     * Literal operand value (with quotes and escaping preserved).
     */
    text: string;
    /**
     * Semantic operand value (without quotes or escaping derived from those quotes).
     */
    value: string;
}
/**
 * An operand that is a JQL keyword.
 * See <a href="https://confluence.atlassian.com/jiracorecloud/advanced-searching-keywords-reference-765593717.html#Advancedsearching-keywordsreference-EMPTYEMPTY">Advanced searching - keywords reference</a>
 * for more information about operand keywords.
 */
export interface KeywordOperand extends AstNode {
    type: typeof NODE_TYPE_OPERAND;
    operandType: typeof OPERAND_TYPE_KEYWORD;
    /**
     * The keyword that is the operand value.
     */
    value: KeywordOperandValue;
}
/**
 * An operand that is a function.
 * See <a href="https://confluence.atlassian.com/x/dwiiLQ">Advanced searching - functions reference</a> for more
 * information about JQL functions.
 */
export interface FunctionOperand extends AstNode {
    type: typeof NODE_TYPE_OPERAND;
    operandType: typeof OPERAND_TYPE_FUNCTION;
    /**
     * The name of the function.
     */
    function: FunctionString;
    /**
     * The list of function arguments.
     */
    arguments: Argument[];
}
/**
 * A function name used in an operand.
 */
export interface FunctionString extends AstNode {
    /**
     * Literal name of the function (with quotes and escaping preserved).
     */
    text: string;
    /**
     * Semantic name of the function (without quotes or escaping derived from those quotes).
     */
    value: string;
}
/**
 * An operand that is a list of values.
 */
export interface ListOperand extends AstNode {
    type: typeof NODE_TYPE_OPERAND;
    operandType: typeof OPERAND_TYPE_LIST;
    /**
     * The list of operand values.
     */
    values: Operand[];
    /**
     * Function to append operand to existing list of operand
     */
    appendOperand: (this: ListOperand, operand: Operand) => void;
}
export type OperandType = typeof OPERAND_TYPE_VALUE | typeof OPERAND_TYPE_FUNCTION | typeof OPERAND_TYPE_KEYWORD | typeof OPERAND_TYPE_LIST;
/**
 * Represents the right hand side value of a clause.
 */
export type Operand = ListOperand | ValueOperand | KeywordOperand | FunctionOperand;
export declare const isOperandNode: (maybeOperandNode: AstNode) => maybeOperandNode is Operand;