/** Every source extension accepted by the ttsc transform. */
export declare const TYPESCRIPT_TRANSFORM_EXTENSIONS: readonly string[];
/** The exact automatic and documented Turbopack rule set. */
export declare const TYPESCRIPT_TURBOPACK_RULE_GLOBS: readonly string[];
/** Matches exactly the TypeScript source extensions the transform accepts. */
export declare const typescriptTransformSourcePattern: RegExp;
/** Bun's registration filter, additionally excluding virtual NUL ids. */
export declare const bunTypeScriptTransformSourcePattern: RegExp;
/** Select Bun's parser for an exact TypeScript transform source. */
export declare function typescriptTransformBunLoader(filePath: string): "ts" | "tsx" | undefined;