支持 xlsx 导出

tsconfig.json

@@ -0,0 +1,13 @@
+{
+  "files": [
+    "index.ts",
+    "depend.ts"
+  ],
+  "compilerOptions": {
+    "strict": true,
+    "moduleResolution": "node",
+    "noImplicitAny": true,
+    "target": "es6",
+    "lib": ["dom", "es6"]
+  }
+}