reduce duplication and code improvements (#1707)

* reduce code duplication

* reduce duplication, fix license headers

* simplify code

* typings fixes

* update tests

* minor fixes

* markdown fixes

* revert changes

docs/ja/extending/application-features.md

@@ -649,40 +649,39 @@ export interface ViewerRules {
 `app.extension.json` の初期設定は次のとおりです:
 
 ```json
-...
-    "content-metadata-presets": [
-      {
-        "id": "app.content.metadata.custom",
-        "custom": [
-          {
-            "id": "app.content.metadata.customGroup",
-            "title": "APP.CONTENT_METADATA.EXIF_GROUP_TITLE",
-            "items": [
-              {
-                "id": "app.content.metadata.exifAspect",
-                "aspect": "exif:exif",
-                "properties": [
-                  "exif:pixelXDimension",
-                  "exif:pixelYDimension",
-                  "exif:dateTimeOriginal",
-                  "exif:exposureTime",
-                  "exif:fNumber",
-                  "exif:flash",
-                  "exif:focalLength",
-                  "exif:isoSpeedRatings",
-                  "exif:orientation",
-                  "exif:manufacturer",
-                  "exif:model",
-                  "exif:software"
-                ]
-              }
-            ]
-          }
-        ]
-      }
-    ]
-...
-
+{
+  "content-metadata-presets": [
+    {
+      "id": "app.content.metadata.custom",
+      "custom": [
+        {
+          "id": "app.content.metadata.customGroup",
+          "title": "APP.CONTENT_METADATA.EXIF_GROUP_TITLE",
+          "items": [
+            {
+              "id": "app.content.metadata.exifAspect",
+              "aspect": "exif:exif",
+              "properties": [
+                "exif:pixelXDimension",
+                "exif:pixelYDimension",
+                "exif:dateTimeOriginal",
+                "exif:exposureTime",
+                "exif:fNumber",
+                "exif:flash",
+                "exif:focalLength",
+                "exif:isoSpeedRatings",
+                "exif:orientation",
+                "exif:manufacturer",
+                "exif:model",
+                "exif:software"
+              ]
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}
 ```
 
 **Tip:** content-metadata プリセットを拡張できるようにするには、 `app.config.json` の設定を `app.extensions.json` ファイルにコピーし、その ID をすべてのアイテムに追加する必要があります。

docs/ja/extending/extension-format.md

@@ -297,13 +297,11 @@ JSON 構造およびネストのレベルに制限はありません。
         "create": [
             {
                 "id": "app.create.folder",
-                "disabled": true,
-                ...
+                "disabled": true
             },
             {
                 "id": "plugin1.create.folder",
-                "title": "Create Folder",
-                ...
+                "title": "Create Folder"
             }
         ]
     }

docs/ja/extending/redistributable-libraries.md

@@ -101,8 +101,6 @@ JSON 定義で `my-extension.main.component` 識別子を使用できるよう
 ```json
 {
     "scripts": {
-        ...,
-
         "build:my-extension":
             "ng build my-extension && cpr projects/my-extension/assets dist/my-extension/assets --deleteFirst"
     }
@@ -172,13 +170,10 @@ NPM から拡張機能をインストールする場合は、次のルールを
 メインアプリケーションで、`src/app/extensions.module.ts` ファイルを編集し、次の例のようにモジュール宣言を追加します:
 
 ```typescript
-...
 import { MyExtensionModule } from 'my-extension';
 
 @NgModule({
-    ...
     imports: [
-        ...,
         MyExtensionModule
     ]
 })
@@ -192,7 +187,6 @@ export class AppExtensionsModule {}
 ```json
 {
     "$references": [
-        ...,
         "my-extension.json"
     ]
 }

docs/ja/extending/registration.md

@@ -18,7 +18,7 @@ nav: ja
 import { ExtensionsModule, ExtensionService } from '@alfresco/adf-extensions';
 
 @NgModule({
-    imports: [ ExtensionsModule ]
+    imports: [ ExtensionsModule ],
     declarations: [ MyComponent1, MyLayout ]
 })
 export class MyExtensionModule {

docs/ja/extending/tutorials.md

@@ -193,15 +193,11 @@ import { ShowMydDialogAction, SHOW_MY_DIALOG } from '../actions/app.actions';
 
 @Injectable()
 export class AppEffects {
-  constructor(...) {}
-
   @Effect({ dispatch: false })
   showMyDialog$ = this.actions$.pipe(
     ofType<ShowMydDialogAction>(SHOW_MY_DIALOG),
     map(() => {})
   );
-
-  // ...
 }
 ```
 
@@ -217,10 +213,7 @@ import { MyExtensionDialogComponent } from '../../dialogs/my-extension-dialog/my
 
 @Injectable()
 export class AppEffects {
-  constructor(
-    ...,
-    private dialog: MatDialog
-  ) {}
+  constructor(private dialog: MatDialog) {}
 
   @Effect({ dispatch: false })
   showMyDialog$ = this.actions$.pipe(
@@ -229,9 +222,6 @@ export class AppEffects {
       this.dialog.open(MyExtensionDialogComponent)
     })
   );
-
-  ...
-
 }
 ```
 
@@ -241,8 +231,6 @@ export class AppEffects {
 
 ```json
 {
-  ...,
-
   "features": {
     "toolbar": [
       {