Initial commit - Event Planner application

node_modules/kysely/dist/esm/migration/file-migration-provider.js

@@ -0,0 +1,49 @@
+/// <reference types="./file-migration-provider.d.ts" />
+import { isFunction, isObject } from '../util/object-utils.js';
+/**
+ * Reads all migrations from a folder in node.js.
+ *
+ * ### Examples
+ *
+ * ```ts
+ * import { promises as fs } from 'node:fs'
+ * import path from 'node:path'
+ *
+ * new FileMigrationProvider({
+ *   fs,
+ *   path,
+ *   migrationFolder: 'path/to/migrations/folder'
+ * })
+ * ```
+ */
+export class FileMigrationProvider {
+    #props;
+    constructor(props) {
+        this.#props = props;
+    }
+    async getMigrations() {
+        const migrations = {};
+        const files = await this.#props.fs.readdir(this.#props.migrationFolder);
+        for (const fileName of files) {
+            if (fileName.endsWith('.js') ||
+                (fileName.endsWith('.ts') && !fileName.endsWith('.d.ts')) ||
+                fileName.endsWith('.mjs') ||
+                (fileName.endsWith('.mts') && !fileName.endsWith('.d.mts'))) {
+                const migration = await import(
+                /* webpackIgnore: true */ this.#props.path.join(this.#props.migrationFolder, fileName));
+                const migrationKey = fileName.substring(0, fileName.lastIndexOf('.'));
+                // Handle esModuleInterop export's `default` prop...
+                if (isMigration(migration?.default)) {
+                    migrations[migrationKey] = migration.default;
+                }
+                else if (isMigration(migration)) {
+                    migrations[migrationKey] = migration;
+                }
+            }
+        }
+        return migrations;
+    }
+}
+function isMigration(obj) {
+    return isObject(obj) && isFunction(obj.up);
+}