feat: add type definition

.eslintrc.js

@@ -0,0 +1,9 @@
+module.exports = {
+  plugins: ['vue', 'prettier'],
+  extends: ['tui/es6', 'plugin:vue/base', 'plugin:prettier/recommended'],
+  parserOptions: {
+    parser: 'babel-eslint',
+    ecmaVersion: 7,
+    sourceType: 'module'
+  }
+};

.prettierrc

@@ -0,0 +1,6 @@
+{
+  "printWidth": 100,
+  "singleQuote": true,
+  "bracketSpacing": false,
+  "arrowParens": "always"
+}

index.d.ts

@@ -0,0 +1,11 @@
+import Vue from 'vue';
+import TuiGrid from 'tui-grid';
+
+type FunctionKeys<T extends object> = {[K in keyof T]: T[K] extends Function ? K : never}[keyof T];
+
+type GridFnKeys = FunctionKeys<TuiGrid>;
+
+export declare class Grid extends Vue {
+  invoke<T extends GridFnKeys>(fname: T, ...args: Parameters<TuiGrid[T]>): ReturnType<TuiGrid[T]>;
+  getRootElement(): HTMLElement;
+}

package.json

@@ -1,11 +1,12 @@
 {
   "name": "@toast-ui/vue-grid",
-  "version": "1.0.4",
+  "version": "1.0.5",
   "description": "TOAST UI Grid for Vue",
   "main": "dist/toastui-vue-grid.js",
   "files": [
     "dist",
-    "src"
+    "src",
+    "index.d.ts"
   ],
   "scripts": {
     "lint": "eslint src/**",
@@ -26,15 +27,20 @@
     "babel-eslint": "^9.0.0",
     "babel-loader": "^8.0.4",
     "eslint": "^5.5.0",
+    "eslint-config-prettier": "^4.1.0",
     "eslint-config-tui": "^2.0.0",
     "eslint-loader": "^2.1.0",
+    "eslint-plugin-prettier": "^3.0.1",
     "eslint-plugin-vue": "^4.7.1",
     "vue": "^2.5.17",
     "vue-loader": "^15.4.1",
     "vue-template-compiler": "^2.5.17",
     "webpack": "^4.17.2",
     "webpack-cli": "^3.1.0"
   },
+  "peerDependencies": {
+    "vue": "^2.5.0"
+  },
   "dependencies": {
     "tui-grid": "^3.5.0"
   }