import { PointerType, ArithmeticType } from "../../compilation/types";
import { ExpressionContext, ConstructDescription } from "../../compilation/contexts";
import { SuccessfullyCompiled, RuntimeConstruct } from "../CPPConstruct";
import { Expression, CompiledExpression, TypedExpression, t_TypedExpression } from "./Expression";
import { RuntimeExpression } from "./RuntimeExpression";
import { CompiledTemporaryDeallocator } from "../TemporaryDeallocator";
import { UnaryPlusExpressionASTNode } from "../../../ast/ast_expressions";
import { SimpleRuntimeExpression } from "./SimpleRuntimeExpression";
import { UnaryOperatorExpression } from "./UnaryOperatorExpression";
export declare class UnaryPlusExpression extends UnaryOperatorExpression<UnaryPlusExpressionASTNode> {
    readonly construct_type = "unary_plus_expression";
    readonly type?: ArithmeticType | PointerType;
    readonly valueCategory = "prvalue";
    readonly operand: Expression;
    readonly operator = "+";
    constructor(context: ExpressionContext, ast: UnaryPlusExpressionASTNode, operand: Expression);
    static createFromAST(ast: UnaryPlusExpressionASTNode, context: ExpressionContext): UnaryPlusExpression;
    describeEvalResult(depth: number): ConstructDescription;
}
export interface TypedUnaryPlusExpression<T extends ArithmeticType | PointerType = ArithmeticType | PointerType> extends UnaryPlusExpression, t_TypedExpression {
    readonly type: T;
    readonly operand: TypedExpression<T, "prvalue">;
}
export interface CompiledUnaryPlusExpression<T extends ArithmeticType | PointerType = ArithmeticType | PointerType> extends TypedUnaryPlusExpression<T>, SuccessfullyCompiled {
    readonly temporaryDeallocator?: CompiledTemporaryDeallocator;
    readonly operand: CompiledExpression<T, "prvalue">;
}
export declare class RuntimeUnaryPlusExpression<T extends ArithmeticType | PointerType> extends SimpleRuntimeExpression<T, "prvalue", CompiledUnaryPlusExpression<T>> {
    operand: RuntimeExpression<T, "prvalue">;
    constructor(model: CompiledUnaryPlusExpression<T>, parent: RuntimeConstruct);
    protected operate(): void;
}