type IdStart = "a" | "b" | "c" | "d" | "e" | "f" | "g" | "h" | "i" | "j" | "k" | "l" | "m" | "n" | "o" | "p" | "q" | "r" | "s" | "t" | "u" | "v" | "w" | "x" | "y" | "z" | "A" | "B" | "C" | "D" | "E" | "F" | "G" | "H" | "I" | "J" | "K" | "L" | "M" | "N" | "O" | "P" | "Q" | "R" | "S" | "T" | "U" | "V" | "W" | "X" | "Y" | "Z" | "_";
type IdRest = IdStart | "0" | "1" | "2" | "3" | "4" | "5" | "6" | "7" | "8" | "9";
type TakeIdRest<S extends string> = S extends `${infer C}${infer R}` ? C extends IdRest ? `${C}${TakeIdRest<R>}` : "" : "";
type TakeIdentifier<S extends string> = S extends `${infer C}${infer R}` ? C extends IdStart ? `${C}${TakeIdRest<R>}` : "" : "";
type ExtractParams<Path extends string> = Path extends `${infer _Start}:${infer Param}/${infer Rest}` ? TakeIdentifier<Param> extends "" ? ExtractParams<Rest> : {
    [K in TakeIdentifier<Param> | keyof ExtractParams<Rest>]: string | number | boolean;
} : Path extends `${infer _Start}:${infer Param}` ? TakeIdentifier<Param> extends "" ? never : {
    [K in TakeIdentifier<Param>]: string | number | boolean;
} : never;
type BuildPathArgs<Path extends string> = ExtractParams<Path> extends never ? [path: Path, params?: undefined] : [path: Path, params: ExtractParams<Path>];
/**
 * Build a concrete path from a route pattern with optional dynamic segments.
 *
 * @example
 * buildPath("/users/:id", { id: 42 }) // "/users/42"
 * buildPath("/posts/:postId/comments/:commentId", { postId: 1, commentId: 7 })
 */
export declare function buildPath<Path extends string>(...args: BuildPathArgs<Path>): string;
export {};
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