feat(mod): export all modules

mod.ts

@@ -0,0 +1,32 @@
+// Copyright © 2023 Tomoki Miyauchi. All rights reserved. MIT license.
+// This module is browser compatible.
+
+/** Optional values.
+ * Type `Option` represents an optional value: every `Option` is either `Some` and contains a value, or `None`, and does not.
+ *
+ * ## Querying the variant
+ * The `isSome` and `isNone` return `true` if the `Option` is `Some` or `None`,
+ * respectively.
+ *
+ * @module
+ */
+
+export { None, type Option, Some } from "./spec.ts";
+export {
+  filter,
+  flat,
+  map,
+  mapOr,
+  mapOrElse,
+  zip,
+} from "./operators/transform.ts";
+export { isNone, isSome } from "./operators/query.ts";
+export { and, andThen, or, orElse, xor } from "./operators/logical.ts";
+export {
+  expect,
+  match,
+  type Matcher,
+  unwrap,
+  unwrapOr,
+  unwrapOrElse,
+} from "./operators/extract.ts";