import { TranslationCollection } from '../../utils/translation.collection';
import { TaskInterface, ExtractTaskOptionsInterface } from './task.interface';
import { ParserInterface } from '../../parsers/parser.interface';
import { PostProcessorInterface } from '../../post-processors/post-processor.interface';
import { CompilerInterface } from '../../compilers/compiler.interface';
export declare class ExtractTask implements TaskInterface {
    protected options: ExtractTaskOptionsInterface;
    protected inputs: string[];
    protected outputs: string[];
    protected parsers: ParserInterface[];
    protected postProcessors: PostProcessorInterface[];
    protected compiler: CompilerInterface;
    setup(input: string[], output: string[], opts?: ExtractTaskOptionsInterface): void;
    execute(): void;
    setParsers(parsers: ParserInterface[]): this;
    setPostProcessors(postProcessors: PostProcessorInterface[]): this;
    setCompiler(compiler: CompilerInterface): this;
    protected extract(): TranslationCollection;
    protected process(draft: TranslationCollection, extracted: TranslationCollection, existing: TranslationCollection): TranslationCollection;
    protected save(output: string, collection: TranslationCollection): void;
    protected readDir(dir: string, patterns: string[]): string[];
    protected out(...args: any[]): void;
    protected printEnabledParsers(): void;
    protected printEnabledPostProcessors(): void;
    protected printEnabledCompiler(): void;
}