import { PhpStmt } from './nodes';
import { PhpFileMetadata } from './types';
import { PipelineContext } from './programBuilder';
interface ProgramUse {
    readonly key: string;
    readonly parts: readonly string[];
    readonly alias: string | null;
    readonly type: number;
    readonly fullyQualified: boolean;
}
export interface PhpAstContext {
    namespaceParts: string[];
    readonly docblockLines: string[];
    readonly uses: Map<string, ProgramUse>;
    readonly statements: PhpStmt[];
    readonly statementLines: string[];
    readonly statementEntries: PhpStatementEntry[];
    readonly pendingStatementLines: string[];
}
export interface PhpStatementEntry {
    readonly node: PhpStmt;
    readonly lines: readonly string[];
}
export interface PhpAstContextEntry {
    readonly key: string;
    readonly filePath: string;
    metadata: PhpFileMetadata;
    readonly context: PhpAstContext;
}
export interface PhpAstChannel {
    open: (options: {
        readonly key: string;
        readonly filePath: string;
        readonly namespace: string;
        readonly metadata: PhpFileMetadata;
    }) => PhpAstContextEntry;
    get: (key: string) => PhpAstContextEntry | undefined;
    entries: () => readonly PhpAstContextEntry[];
    reset: () => void;
}
export declare function getPhpAstChannel<TContext extends PipelineContext>(context: TContext): PhpAstChannel;
export declare function resetPhpAstChannel<TContext extends PipelineContext>(context: TContext): void;
export declare function setNamespaceParts(context: PhpAstContext, namespace: string): void;
export declare function appendDocblockLine(context: PhpAstContext, line: string): void;
export declare function addUseEntry(context: PhpAstContext, use: ProgramUse): void;
export declare function appendStatementLine(context: PhpAstContext, line: string): void;
export declare function appendProgramStatement(context: PhpAstContext, statement: PhpStmt): void;
export type { ProgramUse };