import { Disposable } from "../../../../base/common/lifecycle.js";
import { ICodeEditorService } from "../../../../editor/browser/services/codeEditorService.service.js";
import { IConfigurationService } from "../../../../platform/configuration/common/configuration.service.js";
import { IInstantiationService } from "../../../../platform/instantiation/common/instantiation.js";
import { IWorkbenchContribution } from "../../../common/contributions.js";
import { ITextFileEditorModel, ITextFileSaveParticipant, ITextFileSaveParticipantContext } from "../../../services/textfile/common/textfiles.js";
import { ITextFileService } from "../../../services/textfile/common/textfiles.service.js";
export declare class TrimWhitespaceParticipant implements ITextFileSaveParticipant {
    private readonly configurationService;
    private readonly codeEditorService;
    constructor(configurationService: IConfigurationService, codeEditorService: ICodeEditorService);
    participate(model: ITextFileEditorModel, context: ITextFileSaveParticipantContext): Promise<void>;
    private doTrimTrailingWhitespace;
}
export declare class FinalNewLineParticipant implements ITextFileSaveParticipant {
    private readonly configurationService;
    private readonly codeEditorService;
    constructor(configurationService: IConfigurationService, codeEditorService: ICodeEditorService);
    participate(model: ITextFileEditorModel, context: ITextFileSaveParticipantContext): Promise<void>;
    private doInsertFinalNewLine;
}
export declare class TrimFinalNewLinesParticipant implements ITextFileSaveParticipant {
    private readonly configurationService;
    private readonly codeEditorService;
    constructor(configurationService: IConfigurationService, codeEditorService: ICodeEditorService);
    participate(model: ITextFileEditorModel, context: ITextFileSaveParticipantContext): Promise<void>;
    /**
     * returns 0 if the entire file is empty
     */
    private findLastNonEmptyLine;
    private doTrimFinalNewLines;
}
export declare class SaveParticipantsContribution extends Disposable implements IWorkbenchContribution {
    private readonly instantiationService;
    private readonly textFileService;
    constructor(instantiationService: IInstantiationService, textFileService: ITextFileService);
    private registerSaveParticipants;
}