chore(dependecy): upgrade typescript

Author: liximomo

package.json

@@ -44,7 +44,7 @@
     "rollup-plugin-terser": "^4.0.4",
     "rollup-plugin-typescript2": "^0.21.0",
     "ts-jest": "^24.0.2",
-    "typescript": "^3.4.5",
+    "typescript": "^3.6.2",
     "vue": "^2.5.22"
   },
   "peerDependencies": {

src/apis/watch.ts

@@ -113,10 +113,10 @@ function createWatcher(
     };
 
     if (flushMode === 'sync') {
+      // @ts-ignore: use undocumented option "sync" ahd "before"
       return vm.$watch(getter, noopFn, {
         immediate: true,
         deep: options.deep,
-        // @ts-ignore
         sync: true,
         before: runCleanup,
       });
@@ -127,10 +127,10 @@ function createWatcher(
     const doWatch = () => {
       if (hasEnded) return;
 
+      // @ts-ignore: use undocumented option "before"
       stopRef = vm.$watch(getter, noopFn, {
         immediate: false,
         deep: options.deep,
-        // @ts-ignore
         before: runCleanup,
       });
     };
@@ -191,6 +191,7 @@ function createWatcher(
     applyCb(n, o);
   };
 
+  // @ts-ignore: use undocumented option "sync"
   const stop = vm.$watch(getter, options.lazy ? callback : shiftCallback, {
     immediate: !options.lazy,
     deep: options.deep,

src/setup.ts

@@ -153,7 +153,9 @@ export function mixin(Vue: VueConstructor) {
     // wrapper the data option, so we can invoke setup before data get resolved
     $options.data = function wrappedData() {
       initSetup(vm, vm.$props);
-      return typeof data === 'function' ? data.call(vm, vm) : data || {};
+      return typeof data === 'function'
+        ? (data as (this: ComponentInstance, x: ComponentInstance) => object).call(vm, vm)
+        : data || {};
     };
   }
 

yarn.lock

@@ -4152,10 +4152,10 @@ type-fest@^0.4.1:
   resolved "https://registry.npm.taobao.org/type-fest/download/type-fest-0.4.1.tgz#8bdf77743385d8a4f13ba95f610f5ccd68c728f8"
   integrity sha1-i993dDOF2KTxO6lfYQ9czWjHKPg=
 
-typescript@^3.4.5:
-  version "3.5.1"
-  resolved "https://registry.npm.taobao.org/typescript/download/typescript-3.5.1.tgz#ba72a6a600b2158139c5dd8850f700e231464202"
-  integrity sha1-unKmpgCyFYE5xd2IUPcA4jFGQgI=
+typescript@^3.6.2:
+  version "3.6.2"
+  resolved "https://registry.npm.taobao.org/typescript/download/typescript-3.6.2.tgz#105b0f1934119dde543ac8eb71af3a91009efe54"
+  integrity sha1-EFsPGTQRnd5UOsjrca86kQCe/lQ=
 
 uglify-js@^3.1.4:
   version "3.6.0"