13265423658

Committed 11 Feb 2025 02:39PM UTC coverage: 98.224% (-0.04%) from 98.265%

Build # 13265423658

Build Type

Pull #1352

github

Committed by

web-flow

Commit Message

Merge 107e76eb5 into 44d06629e

Pull Request Pull Request #1352: Refactor Tab component

Run Details

3847 of 4049 branches covered (95.01%)

Branch coverage included in aggregate %.

420 of 433 new or added lines in 4 files covered. (97.0%)

2 existing lines in 1 file now uncovered.

24857 of 25174 relevant lines covered (98.74%)

468.4 hits per line

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88.12

/src/components/common/controllers/resize-observer.ts

import {
  type ReactiveController,
  type ReactiveControllerHost,
  isServer,
} from 'lit';

type ResizeControllerCallback = (
  ...args: Parameters<ResizeObserverCallback>
) => unknown;

/** Configuration for initializing a resize controller. */
export interface ResizeControllerConfig {
  /** The callback function to run when a resize mutation is triggered. */
  callback: ResizeControllerCallback;
  /** Configuration options passed to the underlying ResizeObserver. */
  options?: ResizeObserverOptions;
  /**
   * The initial target element to observe for resize mutations.
   *
   * If not provided, the host element will be set as initial target.
   * Pass in `null` to skip setting an initial target.
   */
  target?: Element | null;
}

class ResizeController implements ReactiveController {
  private _host: ReactiveControllerHost & Element;
  private _targets = new Set<Element>();
  private _config: ResizeControllerConfig;
  private _observer!: ResizeObserver;

  constructor(
    host: ReactiveControllerHost & Element,
    config: ResizeControllerConfig
  ) {
    this._host = host;
    this._config = config;

    if (this._config.target !== null) {
      this._targets.add(this._config.target ?? host);
    }

    if (isServer) {
      return;
    }

    this._observer = new ResizeObserver((entries) =>
      this._config.callback.call(this._host, entries, this._observer)
    );

    host.addController(this);
  }

  /** Starts observing the `targe` element. */
  public observe(target: Element): void {
    this._targets.add(target);
    this._observer.observe(target, this._config.options);
    this._host.requestUpdate();
  }

  /** Stops observing the `target` element. */
  public unobserve(target: Element): void {
    this._targets.delete(target);
    this._observer.unobserve(target);
  }

  public hostConnected(): void {
    for (const target of this._targets) {
      this.observe(target);
    }
  }

  public hostDisconnected(): void {
    this.disconnect();
  }

  protected disconnect(): void {
    this._observer.disconnect();
  }
}

/**
 * Creates a new resize controller bound to the given `host`
 * with {@link ResizeControllerConfig | `config`}.
 */
export function createResizeController(
  host: ReactiveControllerHost & Element,
  config: ResizeControllerConfig
) {
  return new ResizeController(host, config);
}

1	import {	10✔
2	type ReactiveController,	10✔
3	type ReactiveControllerHost,	10✔
4	isServer,	10✔
5	} from 'lit';	10✔
6		10✔
7	type ResizeControllerCallback = (	10✔
8	...args: Parameters<ResizeObserverCallback>	10✔
9	) => unknown;	10✔
10		10✔
11	/** Configuration for initializing a resize controller. */	10✔
12	export interface ResizeControllerConfig {	10✔
13	/** The callback function to run when a resize mutation is triggered. */	10✔
14	callback: ResizeControllerCallback;	10✔
15	/** Configuration options passed to the underlying ResizeObserver. */	10✔
16	options?: ResizeObserverOptions;	10✔
17	/**	10✔
18	* The initial target element to observe for resize mutations.	10✔
19	*	10✔
20	* If not provided, the host element will be set as initial target.	10✔
21	* Pass in `null` to skip setting an initial target.	10✔
22	*/	10✔
23	target?: Element \| null;	10✔
24	}	10✔
25		10✔
26	class ResizeController implements ReactiveController {	10✔
27	private _host: ReactiveControllerHost & Element;	10✔
28	private _targets = new Set<Element>();	10✔
29	private _config: ResizeControllerConfig;	10✔
30	private _observer!: ResizeObserver;	10✔
31		10✔
32	constructor(	10✔
33	host: ReactiveControllerHost & Element,	38✔
34	config: ResizeControllerConfig	38✔
35	) {	38✔
36	this._host = host;	38✔
37	this._config = config;	38✔
38		38✔
39	if (this._config.target !== null) {	38!
NEW 40	this._targets.add(this._config.target ?? host);	×
NEW 41	}	×
42		38✔
43	if (isServer) {	38!
NEW 44	return;	×
NEW 45	}	×
46		38✔
47	this._observer = new ResizeObserver((entries) =>	38✔
48	this._config.callback.call(this._host, entries, this._observer)	25✔
49	);	38✔
50		38✔
51	host.addController(this);	38✔
52	}	38✔
53		10✔
54	/** Starts observing the `targe` element. */	10✔
55	public observe(target: Element): void {	10✔
56	this._targets.add(target);	38✔
57	this._observer.observe(target, this._config.options);	38✔
58	this._host.requestUpdate();	38✔
59	}	38✔
60		10✔
61	/** Stops observing the `target` element. */	10✔
62	public unobserve(target: Element): void {	10✔
NEW 63	this._targets.delete(target);	×
NEW 64	this._observer.unobserve(target);	×
NEW 65	}	×
66		10✔
67	public hostConnected(): void {	10✔
68	for (const target of this._targets) {	38!
NEW 69	this.observe(target);	×
NEW 70	}	×
71	}	38✔
72		10✔
73	public hostDisconnected(): void {	10✔
74	this.disconnect();	37✔
75	}	37✔
76		10✔
77	protected disconnect(): void {	10✔
78	this._observer.disconnect();	37✔
79	}	37✔
80	}	10✔
81		10✔
82	/**	10✔
83	* Creates a new resize controller bound to the given `host`	10✔
84	* with {@link ResizeControllerConfig \| `config`}.	10✔
85	*/	10✔
86	export function createResizeController(	10✔
87	host: ReactiveControllerHost & Element,	38✔
88	config: ResizeControllerConfig	38✔
89	) {	38✔
90	return new ResizeController(host, config);	38✔
91	}	38✔

IgniteUI / igniteui-webcomponents / 13265423658

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