Add declaration maps

Author: wooorm

.gitignore

@@ -4,6 +4,7 @@ media/preview.html
 node_modules/
 script/info/
 script/grammars.yml
+*.d.ts.map
 *.d.ts
 *.log
 .DS_Store

package.json

@@ -43,11 +43,11 @@
       "default": "./lib/get-oniguruma.default.js"
     }
   },
-  "types": "index.d.ts",
   "files": [
     "lang/",
     "lib/",
     "style/",
+    "index.d.ts.map",
     "index.d.ts",
     "index.js",
     "notice"

tsconfig.json

@@ -3,6 +3,7 @@
     "checkJs": true,
     "customConditions": ["development"],
     "declaration": true,
+    "declarationMap": true,
     "emitDeclarationOnly": true,
     "exactOptionalPropertyTypes": true,
     "lib": ["es2022"],