Refactor kysely lib into separate files

lib/kysely-deno-sqlite.ts

@@ -1,92 +0,0 @@
-import {
-  type DatabaseIntrospector,
-  type Dialect,
-  type DialectAdapter,
-  type Driver,
-  Kysely,
-  type QueryCompiler,
-  SqliteAdapter,
-  type SqliteDatabase,
-  type SqliteDialectConfig,
-  SqliteDriver,
-  SqliteIntrospector,
-  SqliteQueryCompiler,
-  type SqliteStatement,
-} from 'npm:kysely@^0.25.0';
-
-import type { DB as DenoSqlite } from 'https://deno.land/x/sqlite@v3.7.3/mod.ts';
-
-class DenoSqliteDatabase implements SqliteDatabase {
-  #db: DenoSqlite;
-
-  constructor(db: DenoSqlite) {
-    this.#db = db;
-  }
-
-  close(): void {
-    this.#db.close();
-  }
-
-  prepare(sql: string): SqliteStatement {
-    const query = this.#db.prepareQuery(sql);
-    return {
-      // HACK: implement an actual driver to fix this.
-      reader: true,
-      all: (parameters: ReadonlyArray<unknown>) => {
-        const result = query.allEntries(parameters as any);
-        query.finalize();
-        return result;
-      },
-      run: (parameters: ReadonlyArray<unknown>) => {
-        query.execute(parameters as any);
-        query.finalize();
-        return {
-          changes: this.#db.changes,
-          lastInsertRowid: this.#db.lastInsertRowId,
-        };
-      },
-    };
-  }
-}
-
-interface DenoSqliteDialectConfig extends Omit<SqliteDialectConfig, 'database'> {
-  database: DenoSqlite | (() => Promise<DenoSqlite>);
-}
-
-class DenoSqliteDriver extends SqliteDriver {
-  constructor(config: DenoSqliteDialectConfig) {
-    super({
-      ...config,
-      database: async () =>
-        new DenoSqliteDatabase(
-          typeof config.database === 'function' ? await config.database() : config.database,
-        ),
-    });
-  }
-}
-
-class DenoSqliteDialect implements Dialect {
-  readonly #config: DenoSqliteDialectConfig;
-
-  constructor(config: DenoSqliteDialectConfig) {
-    this.#config = Object.freeze({ ...config });
-  }
-
-  createDriver(): Driver {
-    return new DenoSqliteDriver(this.#config);
-  }
-
-  createQueryCompiler(): QueryCompiler {
-    return new SqliteQueryCompiler();
-  }
-
-  createAdapter(): DialectAdapter {
-    return new SqliteAdapter();
-  }
-
-  createIntrospector(db: Kysely<any>): DatabaseIntrospector {
-    return new SqliteIntrospector(db);
-  }
-}
-
-export { DenoSqliteDatabase, DenoSqliteDialect, type DenoSqliteDialectConfig, DenoSqliteDriver };

lib/kysely-deno-sqlite/deps.ts

@@ -0,0 +1,17 @@
+export {
+  type DatabaseIntrospector,
+  type Dialect,
+  type DialectAdapter,
+  type Driver,
+  Kysely,
+  type QueryCompiler,
+  SqliteAdapter,
+  type SqliteDatabase,
+  type SqliteDialectConfig,
+  SqliteDriver,
+  SqliteIntrospector,
+  SqliteQueryCompiler,
+  type SqliteStatement,
+} from 'npm:kysely@^0.25.0';
+
+export type { DB as DenoSqlite } from 'https://deno.land/x/sqlite@v3.7.3/mod.ts';

lib/kysely-deno-sqlite/mod.ts

@@ -0,0 +1,4 @@
+export { DenoSqliteDialect } from './src/deno-sqlite-dialect.ts';
+export { DenoSqliteDriver } from './src/deno-sqlite-driver.ts';
+
+export type { DenoSqliteDialectConfig } from './src/deno-sqlite-dialect-config.ts';

lib/kysely-deno-sqlite/src/deno-sqlite-dialect-config.ts

@@ -0,0 +1,7 @@
+import { type DenoSqlite, type SqliteDialectConfig } from '../deps.ts';
+
+interface DenoSqliteDialectConfig extends Omit<SqliteDialectConfig, 'database'> {
+  database: DenoSqlite | (() => Promise<DenoSqlite>);
+}
+
+export type { DenoSqliteDialectConfig };

lib/kysely-deno-sqlite/src/deno-sqlite-dialect.ts

@@ -0,0 +1,41 @@
+import {
+  type DatabaseIntrospector,
+  type Dialect,
+  type DialectAdapter,
+  type Driver,
+  Kysely,
+  type QueryCompiler,
+  SqliteAdapter,
+  SqliteIntrospector,
+  SqliteQueryCompiler,
+} from '../deps.ts';
+
+import { DenoSqliteDriver } from './deno-sqlite-driver.ts';
+
+import type { DenoSqliteDialectConfig } from './deno-sqlite-dialect-config.ts';
+
+class DenoSqliteDialect implements Dialect {
+  readonly #config: DenoSqliteDialectConfig;
+
+  constructor(config: DenoSqliteDialectConfig) {
+    this.#config = Object.freeze({ ...config });
+  }
+
+  createDriver(): Driver {
+    return new DenoSqliteDriver(this.#config);
+  }
+
+  createQueryCompiler(): QueryCompiler {
+    return new SqliteQueryCompiler();
+  }
+
+  createAdapter(): DialectAdapter {
+    return new SqliteAdapter();
+  }
+
+  createIntrospector(db: Kysely<any>): DatabaseIntrospector {
+    return new SqliteIntrospector(db);
+  }
+}
+
+export { DenoSqliteDialect };

lib/kysely-deno-sqlite/src/deno-sqlite-driver.ts

@@ -0,0 +1,51 @@
+import { type DenoSqlite, type SqliteDatabase, SqliteDriver, type SqliteStatement } from '../deps.ts';
+
+import type { DenoSqliteDialectConfig } from './deno-sqlite-dialect-config.ts';
+
+class DenoSqliteDriver extends SqliteDriver {
+  constructor(config: DenoSqliteDialectConfig) {
+    super({
+      ...config,
+      database: async () =>
+        new DenoSqliteDatabase(
+          typeof config.database === 'function' ? await config.database() : config.database,
+        ),
+    });
+  }
+}
+
+/** HACK: This is an adapter class. */
+class DenoSqliteDatabase implements SqliteDatabase {
+  #db: DenoSqlite;
+
+  constructor(db: DenoSqlite) {
+    this.#db = db;
+  }
+
+  close(): void {
+    this.#db.close();
+  }
+
+  prepare(sql: string): SqliteStatement {
+    const query = this.#db.prepareQuery(sql);
+    return {
+      // HACK: implement an actual driver to fix this.
+      reader: true,
+      all: (parameters: ReadonlyArray<unknown>) => {
+        const result = query.allEntries(parameters as any);
+        query.finalize();
+        return result;
+      },
+      run: (parameters: ReadonlyArray<unknown>) => {
+        query.execute(parameters as any);
+        query.finalize();
+        return {
+          changes: this.#db.changes,
+          lastInsertRowid: this.#db.lastInsertRowId,
+        };
+      },
+    };
+  }
+}
+
+export { DenoSqliteDriver };

src/db/builder.ts

@@ -1,5 +1,5 @@
 import { Kysely, Sqlite } from '@/deps.ts';
-import { DenoSqliteDialect } from '../../lib/kysely-deno-sqlite.ts';
+import { DenoSqliteDialect } from '../../lib/kysely-deno-sqlite/mod.ts';
 
 interface Tables {
   events: EventsTable;