36 lines
998 B
TypeScript
36 lines
998 B
TypeScript
import { clsx, type ClassValue } from "clsx";
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import { twMerge } from "tailwind-merge";
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export function cn(...inputs: ClassValue[]) {
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return twMerge(clsx(inputs));
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}
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/**
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* Generate a UUID v4 using the Web Crypto API.
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* Works in both browser and Node.js environments.
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*/
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export function generateUUID(): string {
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// Use crypto.randomUUID() if available (modern browsers and Node.js 15.7+)
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if (typeof crypto !== "undefined" && crypto.randomUUID) {
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return crypto.randomUUID();
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}
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// Fallback for older environments
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const array = new Uint8Array(16);
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crypto.getRandomValues(array);
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// Set version to 4 (random)
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array[6] = (array[6] & 0x0f) | 0x40;
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// Set variant to RFC 4122
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array[8] = (array[8] & 0x3f) | 0x80;
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const hex = Array.from(array).map((b) => b.toString(16).padStart(2, "0"));
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return [
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hex.slice(0, 4).join(""),
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hex.slice(4, 6).join(""),
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hex.slice(6, 8).join(""),
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hex.slice(8, 10).join(""),
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hex.slice(10, 16).join(""),
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].join("-");
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}
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