blob: 090d438e256ab8c5b240d9c6a5c9695a8c9d4a62 [file] [log] [blame]
import * as Filesystem from "./filesystem";
import * as MappingEntry from "./mapping-entry";
/**
* Function that can match a path
*/
export interface MatchPath {
(requestedModule: string, readJson?: Filesystem.ReadJsonSync, fileExists?: (name: string) => boolean, extensions?: ReadonlyArray<string>): string | undefined;
}
/**
* Creates a function that can resolve paths according to tsconfig paths property.
* @param absoluteBaseUrl Absolute version of baseUrl as specified in tsconfig.
* @param paths The paths as specified in tsconfig.
* @param mainFields A list of package.json field names to try when resolving module files.
* @param addMatchAll Add a match-all "*" rule if none is present
* @returns a function that can resolve paths.
*/
export declare function createMatchPath(absoluteBaseUrl: string, paths: {
[key: string]: Array<string>;
}, mainFields?: string[], addMatchAll?: boolean): MatchPath;
/**
* Finds a path from tsconfig that matches a module load request.
* @param absolutePathMappings The paths to try as specified in tsconfig but resolved to absolute form.
* @param requestedModule The required module name.
* @param readJson Function that can read json from a path (useful for testing).
* @param fileExists Function that checks for existance of a file at a path (useful for testing).
* @param extensions File extensions to probe for (useful for testing).
* @param mainFields A list of package.json field names to try when resolving module files.
* @returns the found path, or undefined if no path was found.
*/
export declare function matchFromAbsolutePaths(absolutePathMappings: ReadonlyArray<MappingEntry.MappingEntry>, requestedModule: string, readJson?: Filesystem.ReadJsonSync, fileExists?: Filesystem.FileExistsSync, extensions?: Array<string>, mainFields?: string[]): string | undefined;