Cva zero dep

gistfile1.txt

// src/variants.ts
export type VariantDef = Record<string, readonly string[]>;
export type VariantProps<T extends VariantDef> = {
  [K in keyof T]?: T[K][number];
} & { class?: string };

// src/factory.ts
import { cva } from "class-variance-authority";
import type { VariantDef, VariantProps as PublicProps } from "./variants";

export function makeCva<T extends VariantDef>(
  base: string,
  cfg: { variants: T; defaultVariants?: Partial<PublicProps<T>> }
) {
  const inner = cva(base, { variants: cfg.variants as any, defaultVariants: cfg.defaultVariants as any });
  return inner as unknown as (props?: PublicProps<T>) => string;
}

// src/button.ts
import { makeCva } from "./factory";
export const button = makeCva("base", {
  variants: {
    intent: ["primary", "secondary"] as const,
    size: ["small", "large"] as const,
  },
  defaultVariants: { intent: "primary", size: "small" },
});
export type ButtonProps = Parameters<typeof button>[0];