refactor: use lazy injection tokens

Author: davidlj95

projects/ngx-meta/api-extractor/ngx-meta.api.md

@@ -173,12 +173,6 @@ export type MetadataSetterFactory<T> = (...deps: Exclude<FactoryProvider['deps']
 // @public
 export type MetadataValues = object;
 
-// @alpha (undocumented)
-export const NGX_META_ELEMENT_SETTER: InjectionToken<NgxMetaElementSetter>;
-
-// @alpha (undocumented)
-export const NGX_META_ELEMENTS_SETTER: InjectionToken<NgxMetaElementsSetter>;
-
 // @public
 export class NgxMetaCoreModule {
     // Warning: (ae-forgotten-export) The symbol "CoreFeatures" needs to be exported by the entry point all-entry-points.d.ts
@@ -210,9 +204,19 @@ export type NgxMetaElementAttributes = Partial<{
 // @alpha (undocumented)
 export type NgxMetaElementSetter = (nameAttribute: readonly [name: string, value: string], content: NgxMetaElementAttributes | undefined) => void;
 
+// Warning: (ae-incompatible-release-tags) The symbol "ngxMetaElementSetter" is marked as @alpha, but its signature references "_LazyInjectionToken" which is marked as @internal
+//
+// @alpha (undocumented)
+export const ngxMetaElementSetter: _LazyInjectionToken<NgxMetaElementSetter>;
+
 // @alpha (undocumented)
 export type NgxMetaElementsSetter = (nameAttribute: readonly [name: string, value: string], contents: ReadonlyArray<NgxMetaElementAttributes | undefined>) => void;
 
+// Warning: (ae-incompatible-release-tags) The symbol "ngxMetaElementsSetter" is marked as @alpha, but its signature references "_LazyInjectionToken" which is marked as @internal
+//
+// @alpha (undocumented)
+export const ngxMetaElementsSetter: _LazyInjectionToken<NgxMetaElementsSetter>;
+
 // @public
 export class NgxMetaJsonLdModule {
 }

projects/ngx-meta/src/core/src/meta-elements/index.ts

@@ -11,11 +11,11 @@ export { NgxMetaMetaContent } from './ngx-meta-meta-content'
 export { NgxMetaMetaDefinition } from './ngx-meta-meta-definition'
 // v2
 export {
-  NGX_META_ELEMENT_SETTER,
+  ngxMetaElementSetter,
   NgxMetaElementSetter,
 } from './v2/ngx-meta-element-setter'
 export {
-  NGX_META_ELEMENTS_SETTER,
+  ngxMetaElementsSetter,
   NgxMetaElementsSetter,
 } from './v2/ngx-meta-elements-setter'
 export { NgxMetaElementAttributes } from './v2/ngx-meta-element-attributes'

projects/ngx-meta/src/core/src/meta-elements/v2/ngx-meta-element-setter.spec.ts

@@ -1,6 +1,6 @@
 import { TestBed } from '@angular/core/testing'
 import {
-  NGX_META_ELEMENT_SETTER,
+  ngxMetaElementSetter,
   NgxMetaElementSetter,
 } from './ngx-meta-element-setter'
 import {
@@ -113,5 +113,5 @@ describe('Meta element setter', () => {
 
 const makeSut = (): NgxMetaElementSetter => {
   TestBed.configureTestingModule({})
-  return TestBed.inject(NGX_META_ELEMENT_SETTER)
+  return TestBed.inject(ngxMetaElementSetter())
 }

projects/ngx-meta/src/core/src/meta-elements/v2/ngx-meta-element-setter.ts

@@ -1,31 +1,30 @@
-import { inject, InjectionToken } from '@angular/core'
+import { inject } from '@angular/core'
 import { Meta } from '@angular/platform-browser'
 import { NgxMetaElementAttributes } from './ngx-meta-element-attributes'
+import { _LazyInjectionToken, _makeInjectionToken } from '../../utils'
 
 /**
  * @alpha
  */
-export const NGX_META_ELEMENT_SETTER = new InjectionToken<NgxMetaElementSetter>(
-  ngDevMode ? 'NgxMeta Meta elements setter' : 'NgxMetaMES',
-  {
-    factory: () => {
-      const meta = inject(Meta)
-      return (nameAttribute, content) => {
-        const [nameAttributeName, nameAttributeValue] = nameAttribute
-        const attrSelector = `${nameAttributeName}="${nameAttributeValue}"`
-        /* istanbul ignore next https://github.com/istanbuljs/istanbuljs/issues/719 */
-        if (!content) {
-          meta.removeTag(attrSelector)
-          return
-        }
-        meta.updateTag(
-          { [nameAttributeName]: nameAttributeValue, ...content },
-          attrSelector,
-        )
+export const ngxMetaElementSetter: _LazyInjectionToken<
+  NgxMetaElementSetter
+> = () =>
+  _makeInjectionToken(ngDevMode ? 'Meta element setter' : 'MES', () => {
+    const meta = inject(Meta)
+    return (nameAttribute, content) => {
+      const [nameAttributeName, nameAttributeValue] = nameAttribute
+      const attrSelector = `${nameAttributeName}="${nameAttributeValue}"`
+      /* istanbul ignore next https://github.com/istanbuljs/istanbuljs/issues/719 */
+      if (!content) {
+        meta.removeTag(attrSelector)
+        return
       }
-    },
-  },
-)
+      meta.updateTag(
+        { [nameAttributeName]: nameAttributeValue, ...content },
+        attrSelector,
+      )
+    }
+  })
 
 /**
  * @alpha

projects/ngx-meta/src/core/src/meta-elements/v2/ngx-meta-elements-setter.spec.ts

@@ -5,7 +5,7 @@ import {
 import { getMetaElementsBySelector } from './__tests__/get-meta-elements-by-selector'
 import { TestBed } from '@angular/core/testing'
 import {
-  NGX_META_ELEMENTS_SETTER,
+  ngxMetaElementsSetter,
   NgxMetaElementsSetter,
 } from './ngx-meta-elements-setter'
 import { htmlAttributesToJson } from './__tests__/html-attributes-to-json'
@@ -104,5 +104,5 @@ describe('Meta elements setter', () => {
 
 const makeSut = () => {
   TestBed.configureTestingModule({})
-  return TestBed.inject(NGX_META_ELEMENTS_SETTER)
+  return TestBed.inject(ngxMetaElementsSetter())
 }

projects/ngx-meta/src/core/src/meta-elements/v2/ngx-meta-elements-setter.ts

@@ -1,30 +1,28 @@
-import { inject, InjectionToken } from '@angular/core'
+import { inject } from '@angular/core'
 import { Meta } from '@angular/platform-browser'
 import { NgxMetaElementAttributes } from './ngx-meta-element-attributes'
+import { _LazyInjectionToken, _makeInjectionToken } from '../../utils'
 
 /**
  * @alpha
  */
-export const NGX_META_ELEMENTS_SETTER =
-  new InjectionToken<NgxMetaElementsSetter>(
-    ngDevMode ? 'NgxMeta Meta elements setter' : 'NgxMetaMEsS',
-    {
-      factory: () => {
-        const meta = inject(Meta)
-        return (nameAttribute, contents) => {
-          const [nameAttributeName, nameAttributeValue] = nameAttribute
-          const attrSelector = `${nameAttributeName}="${nameAttributeValue}"`
-          meta.getTags(attrSelector).forEach((tag) => tag.remove())
-          meta.addTags(
-            contents.map((content) => ({
-              [nameAttributeName]: nameAttributeValue,
-              ...content,
-            })),
-          )
-        }
-      },
-    },
-  )
+export const ngxMetaElementsSetter: _LazyInjectionToken<
+  NgxMetaElementsSetter
+> = () =>
+  _makeInjectionToken(ngDevMode ? 'Meta elements setter' : 'MEsS', () => {
+    const meta = inject(Meta)
+    return (nameAttribute, contents) => {
+      const [nameAttributeName, nameAttributeValue] = nameAttribute
+      const attrSelector = `${nameAttributeName}="${nameAttributeValue}"`
+      meta.getTags(attrSelector).forEach((tag) => tag.remove())
+      meta.addTags(
+        contents.map((content) => ({
+          [nameAttributeName]: nameAttributeValue,
+          ...content,
+        })),
+      )
+    }
+  })
 
 /**
  * @alpha