refactor: build system

packages/logger/test/common.spec.ts

@@ -25,51 +25,45 @@ import {
 export class CommonSpec {
   @test
   deleteUndefinedProperties1() {
-    expect(deleteUndefinedProperties(
-      {
+    expect(
+      deleteUndefinedProperties({
         a: 2,
         b: {
           c: 3,
           d: undefined,
         },
+      }),
+    ).to.deep.equal({
+      a: 2,
+      b: {
+        c: 3,
       },
-    )).to.deep.equal(
-      {
-        a: 2,
-        b: {
-          c: 3,
-        },
-      },
-    );
+    });
   }
 
   @test
   deleteUndefinedProperties2() {
-    expect(deleteUndefinedProperties(
-      {
+    expect(
+      deleteUndefinedProperties({
         a: undefined,
         b: undefined,
-      },
-    )).to.deep.equal(
-      {},
-    );
+      }),
+    ).to.deep.equal({});
   }
 
   @test
   deleteUndefinedProperties3() {
-    expect(deleteUndefinedProperties(
-      {
+    expect(
+      deleteUndefinedProperties({
         a: 2,
         b: 'foo',
         c: 'bar',
-      },
-    )).to.deep.equal(
-      {
-        a: 2,
-        b: 'foo',
-        c: 'bar',
-      },
-    );
+      }),
+    ).to.deep.equal({
+      a: 2,
+      b: 'foo',
+      c: 'bar',
+    });
   }
 
   @test