Fix code style

Author: tshemsedinov

Diff for: JavaScript/2-get-set.js

@@ -6,7 +6,7 @@ const obj = {
   },
   set x(v) {
     console.log('set', v);
-  }
+  },
 };
 
 obj.x = 5;

Diff for: JavaScript/3-proxy.js

@@ -11,7 +11,7 @@ const person = new Proxy(data, {
     console.log('set', key, val);
     obj[key] = val;
     return true;
-  }
+  },
 });
 
 console.dir({ 'person.born': person.born });

Diff for: JavaScript/4-has.js

@@ -5,29 +5,28 @@ const data = { name: 'Marcus Aurelius', city: 'Rome', born: 121 };
 const person = new Proxy(data, {
   has(obj, key) {
     console.log('check', key);
-    return (key in obj || key === 'age');
+    return key in obj || key === 'age';
   },
   get(obj, key) {
     console.log('get', key);
     if (key === 'age') {
       return (
-        new Date().getFullYear() -
-        new Date(obj.born.toString()).getFullYear()
+        new Date().getFullYear() - new Date(obj.born.toString()).getFullYear()
       );
     }
     return obj[key];
-  }
+  },
 });
 
-console.log('Try \'age\' in person');
+console.log("Try 'age' in person");
 if ('age' in person) {
   console.log('Try person.age');
   if (person.age) {
-    console.log('Try person[\'age\']');
+    console.log("Try person['age']");
     if (person['age']) {
       console.log({
         born: person.born,
-        age: person.age
+        age: person.age,
       });
     }
   }

Diff for: JavaScript/5-delete.js

@@ -6,7 +6,7 @@ const person = new Proxy(data, {
   deleteProperty(obj, key) {
     console.log('delete', key);
     return true;
-  }
+  },
 });
 
 console.log(person);

Diff for: JavaScript/6-keys.js

@@ -5,7 +5,7 @@ const data = { name: 'Marcus Aurelius', city: 'Rome', _born: 121 };
 const person = new Proxy(data, {
   ownKeys(obj) {
     return Object.keys(obj).filter((name) => !name.startsWith('_'));
-  }
+  },
 });
 
 console.dir(Object.keys(person));

Diff for: JavaScript/7-apply.js

@@ -6,7 +6,7 @@ const amax = new Proxy(max, {
   apply(target, context, args) {
     console.log('apply', target.name, args);
     return args.reduce(target);
-  }
+  },
 });
 
 console.log(max(7, 3, 12, 5, 0, 4, 8, 5));

Diff for: JavaScript/9-config.js

@@ -10,7 +10,7 @@ class Config {
     const steps = key.split('.');
     for (const step of steps) {
       const next = data[step];
-      if (!next) return;
+      if (!next) return null;
       data = next;
     }
     return data;