export type { InjectFunction, ConstantsRecord, MacrosRecord };
import type { UserTypes } from '../translationLayer/constants.js';
import type { MacroValue } from '../translationLayer/macros.js';
type ConstantsRecord = Record<string, UserTypes>;
type MacrosRecord = Record<string, MacroValue>;
/** The type of the `inject` function for a given shader, providing good auto-completion. */
type InjectFunction<Constants extends ConstantsRecord, Macros extends MacrosRecord> = <T extends ConstantsOrOptions<Constants, Macros>>(input: T, macros?: [T] extends [OptionsForm] ? never : Macros) => string;
type OptionsForm = {
    constants?: unknown;
    macros?: unknown;
};
type ConstantsOrOptions<Constants, Macros> = Constants & {
    constants?: never;
    macros?: never;
} | UnionToIntersection<(keyof Constants extends never ? never : {
    constants?: Constants;
}) | (keyof Macros extends never ? never : {
    macros?: Macros;
})>;
type UnionToIntersection<U> = (U extends any ? (k: U) => void : never) extends ((k: infer I) => void) ? I : never;