Merge pull request #23 from zigsong/main

[2단계 - Virtual DOM 만들기] 지그(송지은) 미션 제출합니다.
woowacourse · Oct 31, 2021 · 8e12756 · 8e12756
2 parents 4b8e57b + 5a15967
commit 8e12756
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Showing 2 changed files with 21 additions and 5 deletions.
diff --git a/src/components/Counter.js b/src/components/Counter.js
@@ -1,14 +1,26 @@
 import Zig from '../lib/zig-react';
 
 const Counter = () => {
-  const [getCount, setCount] = Zig.useState(0);
+  const [initialCount, setCount] = Zig.useState(0);
+
+  const count = new Proxy(initialCount, {
+    get(target, prop) {
+      try {
+        let value = target[prop];
+
+        return typeof target.value === 'function' ? value.call(target) : target.value;
+      } catch (error) {
+        console.error(`Proxy get Error: ${error}`);
+      }
+    },
+  });
 
   const decrease = () => {
-    setCount(getCount() - 1);
+    setCount(count.value - 1);
   };
 
   const increase = () => {
-    setCount(getCount() + 1);
+    setCount(count.value + 1);
   };
 
   const reset = () => {
@@ -19,7 +31,7 @@ const Counter = () => {
     Zig.createElement(
       'div',
       { className: 'container' },
-      Zig.createElement('span', { className: 'count' }, getCount()),
+      Zig.createElement('span', { className: 'count' }, count.value),
       Zig.createElement(
         'div',
         { className: 'btn-group' },

diff --git a/src/lib/zig-react.js b/src/lib/zig-react.js
@@ -30,6 +30,10 @@ const Zig = (function () {
 
     const getState = () => hooks[_idx] || initialValue;
 
+    const state = {
+      value: getState,
+    };
+
     const setState = (newValue) => {
       hooks[_idx] = newValue;
 
@@ -38,7 +42,7 @@ const Zig = (function () {
 
     idx++;
 
-    return [getState, setState];
+    return [state, setState];
   };
 
   return { createElement, useState };