/**
 * @fileoverview
 * This module contains the logic for normalizing import specifiers. It must use
 * fully-specified filepaths here, since the bootstrap script will compile it
 * with esbuild and then use it to normalize emitted output.
 */
/**
 * Matches a complete import statement, including the import keyword, as well as
 * dynamic imports, requires, and export statements.
 */
export declare const generateImportPattern: (importSource: string) => RegExp;
/**
 * Rewrite an import/export/require statement.
 */
export declare const rewriteImportStatement: (importStatement: string, specifierToReplace: string, specifierReplacement: string) => string;
/**
 * Rewrite imports in the emitted JS to ESM-compliant paths.
 */
export declare const normalizeImportSpecifiers: (files?: string) => Promise<any>;