fix: add schematics check on undefined on falsy

* fix: headTr correct name and readme update

* fix: add schematics check on undefined on falsy

Author: lukonik

README.md

@@ -15,20 +15,6 @@ coming—stay tuned!
    <img src="logo.png" alt="Logo" width="200px" />
 </p>
 
-## Usage
-
-### Installation
-
-```bash
-ng add ngverse
-```
-
-### Generate Elements
-
-```bash
-ng g ngverse:element button
-```
-
 ## Creators
 
 |                                                           |                                                                |

projects/docs/src/app/examples/table/show-case-table/show-case-table.component.ts

@@ -6,7 +6,7 @@ import { TableDirective } from '@/ui/table/table.directive';
 import { SortChangeType } from '@/ui/table/table.types';
 import { TdDirective } from '@/ui/table/td.directive';
 import { ThDirective } from '@/ui/table/th.directive';
-import { HeadTrDirective } from '@/ui/table/tr-head.directive';
+import { TrHeadDirective } from '@/ui/table/tr-head.directive';
 import { TrDirective } from '@/ui/table/tr.directive';
 import {
   ChangeDetectionStrategy,
@@ -65,7 +65,7 @@ const ELEMENT_DATA = generatePeriodicElements();
     TrDirective,
     TdDirective,
     ThDirective,
-    HeadTrDirective,
+    TrHeadDirective,
     TableLayoutComponent,
     SortHeaderComponent,
     SortDirective,

projects/docs/src/app/features/home-page/home-page.component.html

@@ -32,7 +32,7 @@ <h2 class="text-center text-xl leading-normal font-medium capitalize">
         </div>
       </h2>
       <div class="mt-6 flex items-center justify-center gap-2">
-        <a [routerLink]="['/doc']">
+        <a [routerLink]="['/doc/introduction']">
           <button appButton color="primary" class="h-14 w-40" size="none">
             Get Started
           </button>

projects/docs/src/tree-structure.json

@@ -893,11 +893,6 @@
           "name": "option.component.ts",
           "language": "ts"
         },
-        {
-          "path": "select/select-label.directive.spec.ts",
-          "name": "select-label.directive.spec.ts",
-          "language": "spec.ts"
-        },
         {
           "path": "select/select-label.directive.ts",
           "name": "select-label.directive.ts",

projects/ngverse/schematics/add/index.ts

@@ -56,7 +56,7 @@ export function add(options: Schema) {
       }
       let content = host.read(filePath)?.toString('utf-8');
 
-      if (content) {
+      if (content !== undefined) {
         if (!prefixIsDefault(prefix)) {
           content = updatePrefix(content, prefix);
         }

projects/ngverse/src/lib/table/tr-head.directive.ts

@@ -9,6 +9,6 @@ import { booleanAttribute, Directive, input } from '@angular/core';
     '[class.z-1]': 'sticky()',
   },
 })
-export class HeadTrDirective {
+export class TrHeadDirective {
   sticky = input(false, { transform: booleanAttribute });
 }