import { ILanguageServiceProvider } from "../../base/common/languages/languageService";
import { LanguageIdentifier } from "../../base/common/languages/languages";
import { TreeSitterFile } from "../../ast/TreeSitterFile";
import { NamedElement } from "../../ast/NamedElement";
import { CodeFile } from "../../codemodel/CodeElement";
/**
 * The `RelatedProvider` class provides methods for retrieving input and output structures related to a given symbol.
 *
 * An input structure is a code file that is used as input to the symbol, while an output structure is a code
 * file that receives output from the symbol.
 *
 * @interface RelevantCodeProvider
 */
export interface RelevantCodeProvider {
    language: LanguageIdentifier;
    setupLanguage(defaultLanguageServiceProvider: ILanguageServiceProvider): void;
    /**
     * Returns the fan-in and fan-out of the given method.
     * For example:
     *
     * ```java
     * package com.example;
     *
     * public class CodeFile {
     *  public CodeMethod getMethodById(String id) {
     *    //...return a + b;
     *  }
     * }
     * ```
     *
     * @param [file] will be current file, like: `com.example.CodeFile`
     * @param [method] will be `com.example.CodeFile.getMethodById`
     * @returns will be CodeMethod, since `getMethodById` does not have any input parameters,
     * and the return type is `CodeMethod`.
     */
    getMethodFanInAndFanOut(file: TreeSitterFile, method: NamedElement): Promise<CodeFile[]>;
}