12013257877

Committed 25 Nov 2024 03:24PM UTC coverage: 58.518% (+0.05%) from 58.465%

Build # 12013257877

Build Type

push

github

Committed by

web-flow

Commit Message

feat(potree): render all nodes (#3162)

Run Details

7100 of 9481 branches covered (74.89%)

Branch coverage included in aggregate %.

166 of 167 new or added lines in 5 files covered. (99.4%)

2 existing lines in 1 file now uncovered.

66424 of 116162 relevant lines covered (57.18%)

2437.7 hits per line

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74.6

/modules/schema-utils/src/lib/utils/async-queue.ts

// From https://github.com/rauschma/async-iter-demo/tree/master/src under MIT license
// http://2ality.com/2016/10/asynchronous-iteration.html

class ArrayQueue<T> extends Array<T> {
  enqueue(value: T) {
    // Add at the end
    return this.push(value);
  }
  dequeue(): T {
    // Remove first element
    return this.shift() as T;
  }
}

export default class AsyncQueue<T> {
  private _values: ArrayQueue<T | Error>;
  private _settlers: ArrayQueue<{resolve: (value: any) => void; reject: (reason?: any) => void}>;
  private _closed: boolean;

  constructor() {
    // enqueues > dequeues
    this._values = new ArrayQueue<T>();
    // dequeues > enqueues
    this._settlers = new ArrayQueue<{
      resolve: (value: any) => void;
      reject: (reason?: any) => void;
    }>();
    this._closed = false;
  }

  close(): void {
    while (this._settlers.length > 0) {
      this._settlers.dequeue().resolve({done: true});
    }
    this._closed = true;
  }

  [Symbol.asyncIterator](): AsyncIterator<T> {
    return this;
  }

  enqueue(value: T | Error): void {
    if (this._closed) {
      throw new Error('Closed');
    }

    if (this._settlers.length > 0) {
      if (this._values.length > 0) {
        throw new Error('Illegal internal state');
      }
      const settler = this._settlers.dequeue();
      if (value instanceof Error) {
        settler.reject(value);
      } else {
        settler.resolve({value});
      }
    } else {
      this._values.enqueue(value);
    }
  }

  /**
   * @returns a Promise for an IteratorResult
   */
  next(): Promise<any> {
    if (this._values.length > 0) {
      const value = this._values.dequeue();
      if (value instanceof Error) {
        return Promise.reject(value);
      }
      return Promise.resolve({value});
    }

    if (this._closed) {
      if (this._settlers.length > 0) {
        throw new Error('Illegal internal state');
      }
      return Promise.resolve({done: true});
    }
    // Wait for new values to be enqueued
    return new Promise((resolve, reject) => {
      this._settlers.enqueue({resolve, reject});
    });
  }
}

/**
 * @returns a Promise for an Array with the elements in `asyncIterable`
 */
export async function takeAsync(
  asyncIterable: AsyncIterable<any>,
  count = Infinity
): Promise<any[]> {
  const result: Array<any> = [];
  const iterator = asyncIterable[Symbol.asyncIterator]();
  while (result.length < count) {
    const {value, done} = await iterator.next();
    if (done) {
      break;
    }
    result.push(value);
  }
  return result;
}

1	// From https://github.com/rauschma/async-iter-demo/tree/master/src under MIT license	1✔
2	// http://2ality.com/2016/10/asynchronous-iteration.html	1✔
3		1✔
4	class ArrayQueue<T> extends Array<T> {	1✔
5	enqueue(value: T) {	1✔
6	// Add at the end	109✔
7	return this.push(value);	109✔
8	}	109✔
9	dequeue(): T {	1✔
10	// Remove first element	34✔
11	return this.shift() as T;	34✔
12	}	34✔
13	}	1✔
14		1✔
15	export default class AsyncQueue<T> {	1✔
16	private _values: ArrayQueue<T \| Error>;	1✔
17	private _settlers: ArrayQueue<{resolve: (value: any) => void; reject: (reason?: any) => void}>;	19✔
18	private _closed: boolean;	19✔
19		1✔
20	constructor() {	1✔
21	// enqueues > dequeues	19✔
22	this._values = new ArrayQueue<T>();	19✔
23	// dequeues > enqueues	19✔
24	this._settlers = new ArrayQueue<{	19✔
25	resolve: (value: any) => void;	19✔
26	reject: (reason?: any) => void;	19✔
27	}>();	19✔
28	this._closed = false;	19✔
29	}	19✔
30		1✔
31	close(): void {	1✔
32	while (this._settlers.length > 0) {	19!
UNCOV 33	this._settlers.dequeue().resolve({done: true});	×
UNCOV 34	}	×
35	this._closed = true;	19✔
36	}	19✔
37		1✔
38	[Symbol.asyncIterator](): AsyncIterator<T> {	1✔
39	return this;	18✔
40	}	18✔
41		1✔
42	enqueue(value: T \| Error): void {	1✔
43	if (this._closed) {	109!
44	throw new Error('Closed');	×
45	}	×
46		109✔
47	if (this._settlers.length > 0) {	109✔
48	if (this._values.length > 0) {	19!
49	throw new Error('Illegal internal state');	×
50	}	×
51	const settler = this._settlers.dequeue();	19✔
52	if (value instanceof Error) {	19!
53	settler.reject(value);	×
54	} else {	19✔
55	settler.resolve({value});	19✔
56	}	19✔
57	} else {	109✔
58	this._values.enqueue(value);	90✔
59	}	90✔
60	}	109✔
61		1✔
62	/**	1✔
63	* @returns a Promise for an IteratorResult	1✔
64	*/	1✔
65	next(): Promise<any> {	1✔
66	if (this._values.length > 0) {	51✔
67	const value = this._values.dequeue();	15✔
68	if (value instanceof Error) {	15!
69	return Promise.reject(value);	×
70	}	×
71	return Promise.resolve({value});	15✔
72	}	15✔
73		36✔
74	if (this._closed) {	51✔
75	if (this._settlers.length > 0) {	17!
76	throw new Error('Illegal internal state');	×
77	}	×
78	return Promise.resolve({done: true});	17✔
79	}	17✔
80	// Wait for new values to be enqueued	19✔
81	return new Promise((resolve, reject) => {	19✔
82	this._settlers.enqueue({resolve, reject});	19✔
83	});	19✔
84	}	51✔
85	}	1✔
86		1✔
87	/**	1✔
88	* @returns a Promise for an Array with the elements in `asyncIterable`	1✔
89	*/	1✔
90	export async function takeAsync(	×
91	asyncIterable: AsyncIterable<any>,	×
92	count = Infinity	×
93	): Promise<any[]> {	×
94	const result: Array<any> = [];	×
95	const iterator = asyncIterable[Symbol.asyncIterator]();	×
96	while (result.length < count) {	×
97	const {value, done} = await iterator.next();	×
98	if (done) {	×
99	break;	×
100	}	×
101	result.push(value);	×
102	}	×
103	return result;	×
104	}	×

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