@ng-web-apis/mutation-observer/fesm2022/ng-web-apis-mutation-observer.mjs.map

A library for declarative use of Mutation Observer API with Angular

{"version":3,"file":"ng-web-apis-mutation-observer.mjs","sources":["../../../libs/mutation-observer/src/classes/safe-observer.ts","../../../libs/mutation-observer/src/tokens/mutation-observer-init.ts","../../../libs/mutation-observer/src/utils/boolean-attribute.ts","../../../libs/mutation-observer/src/utils/mutation-observer-init-factory.ts","../../../libs/mutation-observer/src/directives/mutation-observer.directive.ts","../../../libs/mutation-observer/src/services/mutation-observer.service.ts","../../../libs/mutation-observer/src/ng-web-apis-mutation-observer.ts"],"sourcesContent":["export const SafeObserver =\n    typeof MutationObserver === 'undefined'\n        ? class implements MutationObserver {\n              public observe(): void {}\n              public disconnect(): void {}\n              public takeRecords(): MutationRecord[] {\n                  return [];\n              }\n          }\n        : MutationObserver;\n","import {InjectionToken, type Provider} from '@angular/core';\n\nexport const WA_MUTATION_OBSERVER_INIT = new InjectionToken<MutationObserverInit>(\n    ngDevMode ? '[WA_MUTATION_OBSERVER_INIT]' : '',\n);\n\nexport function provideMutationObserverInit(useValue: MutationObserverInit): Provider {\n    return {provide: WA_MUTATION_OBSERVER_INIT, useValue};\n}\n","export function booleanAttribute(element: Element, attribute: string): true | undefined {\n    return element.getAttribute(attribute) !== null || undefined;\n}\n","import {ElementRef, inject} from '@angular/core';\n\nimport {booleanAttribute} from './boolean-attribute';\n\nexport function mutationObserverInitFactory(): MutationObserverInit {\n    const {nativeElement} = inject(ElementRef);\n    const attributeFilter: string | null = nativeElement.getAttribute('attributeFilter');\n\n    return {\n        attributeFilter: attributeFilter?.split(',').map((attr) => attr.trim()),\n        attributeOldValue: booleanAttribute(nativeElement, 'attributeOldValue'),\n        attributes: booleanAttribute(nativeElement, 'attributes'),\n        characterData: booleanAttribute(nativeElement, 'characterData'),\n        characterDataOldValue: booleanAttribute(nativeElement, 'characterDataOldValue'),\n        childList: booleanAttribute(nativeElement, 'childList'),\n        subtree: booleanAttribute(nativeElement, 'subtree'),\n    };\n}\n","import {Directive, ElementRef, inject, type OnDestroy, output} from '@angular/core';\n\nimport {SafeObserver} from '../classes/safe-observer';\nimport {WA_MUTATION_OBSERVER_INIT} from '../tokens/mutation-observer-init';\nimport {mutationObserverInitFactory} from '../utils/mutation-observer-init-factory';\n\n@Directive({\n    selector: '[waMutationObserver]',\n    inputs: [\n        'attributeFilter',\n        'attributeOldValue',\n        'attributes',\n        'characterData',\n        'characterDataOldValue',\n        'childList',\n        'subtree',\n    ],\n    providers: [\n        {provide: WA_MUTATION_OBSERVER_INIT, useFactory: mutationObserverInitFactory},\n    ],\n    exportAs: 'MutationObserver',\n})\nexport class WaMutationObserver extends SafeObserver implements OnDestroy {\n    private readonly nativeElement: Node = inject(ElementRef).nativeElement;\n    private readonly config = inject(WA_MUTATION_OBSERVER_INIT);\n    public attributeFilter = '';\n    public attributeOldValue = '' as const;\n    public attributes = '' as const;\n    public characterData = '' as const;\n    public characterDataOldValue = '' as const;\n    public childList = '' as const;\n    public subtree = '' as const;\n    public readonly waMutationObserver = output<MutationRecord[]>();\n\n    constructor() {\n        super((records) => {\n            this.waMutationObserver.emit(records);\n        });\n\n        this.observe(this.nativeElement, this.config);\n    }\n\n    public ngOnDestroy(): void {\n        this.disconnect();\n    }\n}\n","import {ElementRef, inject, Injectable} from '@angular/core';\nimport {Observable} from 'rxjs';\n\nimport {SafeObserver} from '../classes/safe-observer';\nimport {WA_MUTATION_OBSERVER_INIT} from '../tokens/mutation-observer-init';\n\n@Injectable()\nexport class WaMutationObserverService extends Observable<readonly MutationRecord[]> {\n    constructor() {\n        const nativeElement: Node = inject(ElementRef).nativeElement;\n        const config = inject(WA_MUTATION_OBSERVER_INIT);\n\n        super((subscriber) => {\n            const observer = new SafeObserver((records) => {\n                subscriber.next(records);\n            });\n\n            observer.observe(nativeElement, config);\n\n            return () => {\n                observer.disconnect();\n            };\n        });\n    }\n}\n","/**\n * Generated bundle index. 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