ts-flex-query/expressions/function-application.d.ts

Flexible and type-safe data queries

import { Expression } from '../core/expression';
import { DataType } from '../types/data-type';
import { EvaluationContext } from '../types/evaluation-context';
import { FunctionContainer } from '../types/function-container';
import { ExpressionArray, FuncFields } from '../types/utils';
export declare class FunctionApplicationExpression implements Expression {
    readonly container: FunctionContainer;
    readonly member: string;
    readonly args: Expression[];
    readonly dataType: DataType;
    constructor(container: FunctionContainer, member: string, args: Expression[]);
    evaluate(context: EvaluationContext): any;
}
export declare function func<TContainer extends FunctionContainer, TMember extends FuncFields<TContainer> & string>(container: TContainer, member: TMember, ...args: TContainer extends Record<TMember, (...xs: any) => any> ? ExpressionArray<Parameters<TContainer[TMember]>> : never): TContainer extends Record<TMember, (...xs: any) => any> ? Expression<ReturnType<TContainer[TMember]>> : never;
export declare const funcs: {
    concat: (args_0: Expression<string | undefined>, args_1: Expression<string | undefined>) => Expression<string>;
    indexOf: (args_0: Expression<string | undefined>, args_1: Expression<string | undefined>) => Expression<number>;
    endsWith: (args_0: Expression<string | undefined>, args_1: Expression<string | undefined>) => Expression<boolean>;
    startsWith: (args_0: Expression<string | undefined>, args_1: Expression<string | undefined>) => Expression<boolean>;
    lower: (args_0: Expression<number | bigint | Date | undefined>, args_1: Expression<number | bigint | Date | undefined>) => Expression<boolean>;
    add: (args_0: Expression<number | undefined>, args_1: Expression<number | undefined>) => Expression<number | undefined>;
    sum: (args_0: Expression<(number | undefined)[]>) => Expression<number>;
    multiply: (args_0: Expression<number | undefined>, args_1: Expression<number | undefined>) => Expression<number | undefined>;
    xor: (args_0: Expression<boolean | undefined>, args_1: Expression<boolean | undefined>) => Expression<boolean>;
    contains: (args_0: Expression<string | undefined>, args_1: Expression<string | undefined>) => Expression<boolean>;
    count: (args_0: Expression<unknown[] | undefined>) => Expression<number>;
    countDistinct: (args_0: Expression<unknown[] | undefined>) => Expression<number>;
    maximum: (args_0: Expression<(number | undefined)[]>) => Expression<number | undefined>;
    minimum: (args_0: Expression<(number | undefined)[]>) => Expression<number | undefined>;
    average: (args_0: Expression<(number | undefined)[]>) => Expression<number | undefined>;
    and: (args_0: Expression<boolean | undefined>, args_1: Expression<boolean | undefined>) => Expression<boolean>;
    or: (args_0: Expression<boolean | undefined>, args_1: Expression<boolean | undefined>) => Expression<boolean>;
    not: (args_0: Expression<boolean | undefined>) => Expression<boolean>;
    distinct: (args_0: Expression<unknown[]>) => Expression<unknown[]>;
    in: (args_0: Expression<unknown>, args_1: Expression<unknown[] | undefined>) => Expression<boolean>;
    first: (args_0: Expression<unknown[] | undefined>) => Expression<unknown>;
    equal: (args_0: Expression<unknown>, args_1: Expression<unknown>) => Expression<boolean>;
    notEqual: (args_0: Expression<unknown>, args_1: Expression<unknown>) => Expression<boolean>;
    greater: (args_0: Expression<number | bigint | Date | undefined>, args_1: Expression<number | bigint | Date | undefined>) => Expression<boolean>;
    greaterOrEqual: (args_0: Expression<number | bigint | Date | undefined>, args_1: Expression<number | bigint | Date | undefined>) => Expression<boolean>;
    lowerOrEqual: (args_0: Expression<number | bigint | Date | undefined>, args_1: Expression<number | bigint | Date | undefined>) => Expression<boolean>;
    has: (args_0: Expression<unknown>, args_1: Expression<unknown>) => Expression<boolean>;
    subtract: (args_0: Expression<number | undefined>, args_1: Expression<number | undefined>) => Expression<number | undefined>;
    divide: (args_0: Expression<number | undefined>, args_1: Expression<number | undefined>) => Expression<number | undefined>;
    divideInteger: (args_0: Expression<number | undefined>, args_1: Expression<number | undefined>) => Expression<number | undefined>;
    modulo: (args_0: Expression<number | undefined>, args_1: Expression<number | undefined>) => Expression<number | undefined>;
    upperCase: (args_0: Expression<string | undefined>) => Expression<string | undefined>;
    lowerCase: (args_0: Expression<string | undefined>) => Expression<string | undefined>;
    getLength: (args_0: Expression<string | undefined>) => Expression<number>;
    asString: (args_0: Expression<unknown>) => Expression<string | undefined>;
};
export declare function isFunctionApplication<TContainer>(expr: Expression, container: TContainer, member: keyof TContainer): expr is FunctionApplicationExpression;