chore: charlie21

lib/init/index.ts

@@ -0,0 +1,50 @@
+import { ExpectedExports } from "../types";
+
+declare const ActionProof: unique symbol;
+export type ActionReceipt = {
+  [ActionProof]: never;
+};
+
+declare const MigrationProof: unique symbol;
+export type MigrationReceipt = {
+  [MigrationProof]: never;
+};
+export function noMigration(): MigrationReceipt {
+  return {} as MigrationReceipt;
+}
+export function migrationUp(fn: () => Promise<unknown>): MigrationReceipt {
+  fn();
+  return {} as MigrationReceipt;
+}
+
+declare const MigrationDownProof: unique symbol;
+export type MigrationDownReceipt = {
+  [MigrationDownProof]: never;
+};
+export function noMigrationDown(): MigrationDownReceipt {
+  return {} as MigrationDownReceipt;
+}
+export function migrationDown(
+  fn: () => Promise<unknown>
+): MigrationDownReceipt {
+  fn();
+  return {} as MigrationDownReceipt;
+}
+
+export function setupInit(
+  fn: (
+    ...args: Parameters<ExpectedExports.init>
+  ) => Promise<[MigrationReceipt, ActionReceipt]>
+) {
+  const initFn: ExpectedExports.init = (...args) => fn(...args);
+  return initFn;
+}
+
+export function setupUninit(
+  fn: (
+    ...args: Parameters<ExpectedExports.uninit>
+  ) => Promise<[MigrationDownReceipt]>
+) {
+  const uninitFn: ExpectedExports.uninit = (...args) => fn(...args);
+  return uninitFn;
+}