import { type IrExpression, type IrType } from "@tsonic/frontend";
import type { CSharpExpressionAst } from "../core/format/backend-ast/types.js";
import { type EmitterContext } from "../types.js";
export declare const hasMismatchedCollectionElementCarrier: (sourceType: IrType, targetType: IrType, context: EmitterContext) => boolean;
export declare const resolveCarrierPreservingSourceType: (sourceType: IrType | undefined, carrierTargetType: IrType | undefined, context: EmitterContext) => IrType | undefined;
export declare const resolveCarrierPreservingRawExpectedType: (opts: {
    readonly expr: IrExpression;
    readonly selectedExpectedType: IrType | undefined;
    readonly contextualExpectedType: IrType | undefined;
    readonly surfaceExpectedType: IrType | undefined;
    readonly finalExpectedType: IrType | undefined;
    readonly context: EmitterContext;
}) => IrType | undefined;
export declare const resolveDirectStorageCompatibleExpressionType: (opts: {
    readonly expr: IrExpression;
    readonly valueAst: CSharpExpressionAst;
    readonly context: EmitterContext;
}) => IrType | undefined;
export declare const resolveDirectStorageCompatibleIrType: (opts: {
    readonly expr: IrExpression;
    readonly context: EmitterContext;
}) => IrType | undefined;
export declare const resolveRuntimeCarrierCompatibleExpressionAst: (opts: {
    readonly expr: IrExpression;
    readonly context: EmitterContext;
}) => CSharpExpressionAst | undefined;
export declare const resolveRuntimeCarrierCompatibleIrType: (opts: {
    readonly expr: IrExpression;
    readonly context: EmitterContext;
}) => IrType | undefined;
export declare const tryEmitCarrierPreservingExpressionAst: (opts: {
    readonly expr: IrExpression;
    readonly expectedType: IrType | undefined;
    readonly context: EmitterContext;
}) => {
    readonly ast: CSharpExpressionAst;
    readonly context: EmitterContext;
    readonly actualType: IrType;
} | undefined;
export declare const adaptValueToExpectedTypeAst: (opts: {
    readonly valueAst: CSharpExpressionAst;
    readonly actualType: IrType | undefined;
    readonly context: EmitterContext;
    readonly expectedType: IrType | undefined;
    readonly visited?: ReadonlySet<string>;
    readonly allowUnionNarrowing?: boolean;
    readonly selectedSourceMemberNs?: ReadonlySet<number>;
}) => [CSharpExpressionAst, EmitterContext] | undefined;
export declare const adaptEmittedExpressionAst: (opts: {
    readonly expr: IrExpression;
    readonly valueAst: CSharpExpressionAst;
    readonly context: EmitterContext;
    readonly expectedType: IrType | undefined;
}) => [CSharpExpressionAst, EmitterContext];
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