feat: add Swift language highlighting.

Author: jaywcjlove

README.md

@@ -33,6 +33,8 @@
 CodeMirror
 ===
 
+![CodeMirror for macOS/iOS](https://github.com/user-attachments/assets/2d25564c-bb2b-4297-a4c5-1db03d13a5ce)
+
 SwiftUI wrapper for CodeMirror 6.
 
 ## Features

Sources/CodeMirror/CodeMirrorVM.swift

@@ -29,6 +29,7 @@ public enum Language: String, CaseIterable, Hashable {
     case pgsql
     case liquid
     case wast
+    case swift
     case txt
 }
 

Sources/CodeMirror/html/codemirror.js

@@ -2,6 +2,7 @@ import * as CodeMirror from "codemirror";
 import { Compartment, EditorState } from "@codemirror/state";
 import { EditorView } from "@codemirror/view";
 import { indentWithTab } from "@codemirror/commands";
+import { StreamLanguage } from '@codemirror/language';
 import { javascript } from "@codemirror/lang-javascript";
 import { html } from "@codemirror/lang-html";
 import { json } from "@codemirror/lang-json";
@@ -20,6 +21,8 @@ import { vue } from '@codemirror/lang-vue';
 import { java } from '@codemirror/lang-java';
 import { sql, MySQL, PostgreSQL } from '@codemirror/lang-sql';
 import { python } from '@codemirror/lang-python';
+import { swift } from '@codemirror/legacy-modes/mode/swift';
+
 import { oneDark } from "@codemirror/theme-one-dark";
 
 import { abcdef } from '@uiw/codemirror-theme-abcdef';
@@ -116,6 +119,7 @@ const SUPPORTED_LANGUAGES_MAP = {
   pgsql: () => sql({ dialect: PostgreSQL }),
   liquid,
   wast,
+  swift: () => StreamLanguage.define(swift),
   txt: () => [],
 };
 

Sources/CodeMirror/html/package.json

@@ -20,6 +20,7 @@
     "@codemirror/lang-sql": "^6.0.0",
     "@codemirror/lang-xml": "^6.0.0",
     "@codemirror/language-data": "^6.0.0",
+    "@codemirror/legacy-modes": "^6.5.1",
     "@codemirror/theme-one-dark": "^6.0.0",
     "@rollup/plugin-node-resolve": "^15.0.2",
     "@rollup/plugin-terser": "^0.4.0",