/**
 * The engine resolves every import through a path alias. The same set has to appear in three
 * places — tsconfig paths, the browser import map, and vite's resolve.alias — so it is defined
 * once here and rendered into each form. Hand-maintaining three copies is the most likely way a
 * scaffolded project silently stops compiling.
 */
export interface AliasRoot {
    /** Alias prefix as written in imports, without a trailing slash. */
    name: string;
    /** Directory the alias resolves to in the project, relative to the project root. */
    sourceDir: string;
}
export declare const ALIASES: AliasRoot[];
/**
 * Where one named alias resolves to in the project. Callers that need a specific alias's
 * directory (the scaffolder and its tests) go through this rather than repeating the lookup and
 * its not-found guard, so the "no such alias" message stays in one place.
 */
export declare function aliasSourceDir(name: string): string;
/** tsconfig `paths`, resolved against a baseUrl of ".". */
export declare function tsconfigPaths(): Record<string, string[]>;
/**
 * Import-map and vite targets. tsc runs with rootDir "." so it mirrors the source tree into
 * dist/, meaning engine/engine/X.ts emits to dist/engine/engine/X.js.
 */
export declare function importMapEntries(): Record<string, string>;
export declare function viteAliasEntries(): Record<string, string>;