refactor: move verification schema to core

packages/better-auth/src/db/schema.ts

@@ -1,15 +1,8 @@
-import * as z from "zod";
 import type { AuthPluginSchema } from "../types/plugins";
 import type { BetterAuthOptions } from "../types/options";
 import { APIError } from "better-call";
 import type { Account, Session, User } from "../types";
-import { type DBFieldAttribute, coreSchema } from "@better-auth/core/db";
-
-export const verificationSchema = coreSchema.extend({
-	value: z.string(),
-	expiresAt: z.date(),
-	identifier: z.string(),
-});
+import type { DBFieldAttribute } from "@better-auth/core/db";
 
 // Cache for parsed schemas to avoid reparsing on every request
 const cache = new WeakMap<

packages/better-auth/src/types/models.ts

@@ -1,10 +1,8 @@
 import type { BetterAuthOptions } from "./options";
-import type { verificationSchema } from "../db/schema";
 import type { Auth } from "../auth";
 import type { InferFieldsFromOptions, InferFieldsFromPlugins } from "../db";
 import type { StripEmptyObjects, UnionToIntersection } from "./helper";
 import type { BetterAuthPlugin } from "./plugins";
-import type * as z from "zod";
 import type { User, Session } from "@better-auth/core/db";
 
 export type Models =
@@ -85,6 +83,10 @@ interface RateLimit {
 	lastRequest: number;
 }
 
-export type { User, Account, Session } from "@better-auth/core/db";
-export type Verification = z.infer<typeof verificationSchema>;
+export type {
+	User,
+	Account,
+	Session,
+	Verification,
+} from "@better-auth/core/db";
 export type { RateLimit };

packages/core/src/db/index.ts

@@ -10,6 +10,7 @@ export { coreSchema } from "./schema/shared";
 export { userSchema, type User } from "./schema/user";
 export { accountSchema, type Account } from "./schema/account";
 export { sessionSchema, type Session } from "./schema/session";
+export { verificationSchema, type Verification } from "./schema/verification";
 
 export type {
 	DBFieldAttribute,

packages/core/src/db/schema/verification.ts

@@ -0,0 +1,15 @@
+import * as z from "zod";
+import { coreSchema } from "./shared";
+
+export const verificationSchema = coreSchema.extend({
+	value: z.string(),
+	expiresAt: z.date(),
+	identifier: z.string(),
+});
+
+/**
+ * Verification schema type used by better-auth, note that it's possible that verification could have additional fields
+ *
+ * todo: we should use generics to extend this type with additional fields from plugins and options in the future
+ */
+export type Verification = z.infer<typeof verificationSchema>;