24139120841

Committed 08 Apr 2026 01:53PM UTC coverage: 65.319% (+30.2%) from 35.137%

Build # 24139120841

Build Type

push

github

Committed by

web-flow

Commit Message

chore: Replace puppeteer with playwright (#3350)

Coverage Stats

14216 of 18890 branches covered (75.26%)

Branch coverage included in aggregate %.

3 of 3 new or added lines in 1 file covered. (100.0%)

3248 existing lines in 369 files now uncovered.

73509 of 115413 relevant lines covered (63.69%)

5763.45 hits per line

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92.68

/modules/loader-utils/src/lib/javascript-utils/is-type.ts

// loaders.gl
// SPDX-License-Identifier: MIT
// Copyright (c) vis.gl contributors

/* eslint-disable @typescript-eslint/unbound-method */

import type {Readable} from 'stream';

/** Minimal shape for Node.js Buffer-like values */
type NodeBufferLike = {buffer: ArrayBufferLike; isBuffer: true};

/** Minimal shape for Node.js writable streams */
type NodeWritableStream = {
  end: (...args: unknown[]) => unknown;
  write: (...args: unknown[]) => unknown;
  writable: boolean;
};

/** Minimal shape for WritableStream-like DOM implementations */
type WritableDOMStreamLike = WritableStream | {abort: () => unknown; getWriter: () => unknown};

/** A DOM or Node readable stream */
export type ReadableStreamType = ReadableStream | Readable;

/** Checks whether a value is a boolean */
const isBoolean = (value: unknown): value is boolean => typeof value === 'boolean';

/** Checks whether a value is a function */
const isFunction = (value: unknown): value is (...args: unknown[]) => unknown =>
  typeof value === 'function';

/** Checks whether a value is a non-null object */
export const isObject = (value: unknown): value is object =>
  value !== null && typeof value === 'object';

/** Checks whether a value is a plain object (created by the Object constructor) */
export const isPureObject = (value: unknown): value is Record<string, unknown> =>
  isObject(value) && value.constructor === {}.constructor;

/** Checks whether a value is an ArrayBuffer */
export const isArrayBuffer = (value: unknown): value is ArrayBuffer =>
  typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer;

/** Checks whether a value is an ArrayBuffer */
export const isSharedArrayBuffer = (value: unknown): value is SharedArrayBuffer =>
  typeof SharedArrayBuffer !== 'undefined' && value instanceof SharedArrayBuffer;

/** Checks whether a value is ArrayBuffer-like */
export const isArrayBufferLike = (value: unknown): value is ArrayBufferLike =>
  isObject(value) &&
  typeof (value as ArrayBufferLike).byteLength === 'number' &&
  typeof (value as ArrayBufferLike).slice === 'function';

/** Checks whether a value behaves like a promise */
export const isPromise = (value: unknown): value is Promise<unknown> =>
  isObject(value) && 'then' in value && isFunction((value as {then: unknown}).then);

/** Checks whether a value implements the iterable protocol */
export const isIterable = (value: unknown): value is Iterable<unknown> =>
  Boolean(value) && isFunction((value as Iterable<unknown>)[Symbol.iterator]);

/** Checks whether a value implements the async iterable protocol */
export const isAsyncIterable = (value: unknown): value is AsyncIterable<unknown> =>
  Boolean(value) && isFunction((value as AsyncIterable<unknown>)[Symbol.asyncIterator]);

/** Checks whether a value is an iterator (has a next function) */
export const isIterator = (value: unknown): value is Iterator<unknown> =>
  Boolean(value) && isFunction((value as Iterator<unknown>).next);

/** Checks whether a value is a fetch Response or a duck-typed equivalent */
export const isResponse = (value: unknown): value is Response =>
  (typeof Response !== 'undefined' && value instanceof Response) ||
  (isObject(value) &&
    isFunction((value as {arrayBuffer?: unknown}).arrayBuffer) &&
    isFunction((value as {text?: unknown}).text) &&
    isFunction((value as {json?: unknown}).json));

/** Checks whether a value is a File */
export const isFile = (value: unknown): value is File =>
  typeof File !== 'undefined' && value instanceof File;

/** Checks whether a value is a Blob */
export const isBlob = (value: unknown): value is Blob =>
  typeof Blob !== 'undefined' && value instanceof Blob;

/** Checks for Node.js Buffers without triggering bundlers to include the Buffer polyfill */
export const isBuffer = (value: unknown): value is NodeBufferLike =>
  Boolean(
    value &&
      typeof value === 'object' &&
      (value as Partial<NodeBufferLike>).isBuffer &&
      'buffer' in (value as NodeBufferLike)
  );

/** Checks whether a value looks like a DOM WritableStream */
export const isWritableDOMStream = (value: unknown): value is WritableDOMStreamLike =>
  isObject(value) &&
  isFunction((value as WritableDOMStreamLike).abort) &&
  isFunction((value as WritableDOMStreamLike).getWriter);

/** Checks whether a value looks like a DOM ReadableStream */
export const isReadableDOMStream = (value: unknown): value is ReadableStream =>
  (typeof ReadableStream !== 'undefined' && value instanceof ReadableStream) ||
  (isObject(value) &&
    isFunction((value as ReadableStream).tee) &&
    isFunction((value as ReadableStream).cancel) &&
    isFunction((value as ReadableStream).getReader));
// Not implemented in Firefox: && isFunction(x.pipeTo)

/** Checks whether a value looks like a Node.js writable stream */
export const isWritableNodeStream = (value: unknown): value is NodeWritableStream =>
  isObject(value) &&
  isFunction((value as NodeWritableStream).end) &&
  isFunction((value as NodeWritableStream).write) &&
  isBoolean((value as NodeWritableStream).writable);

/** Checks whether a value looks like a Node.js readable stream */
export const isReadableNodeStream = (value: unknown): value is Readable =>
  isObject(value) &&
  isFunction((value as Readable).read) &&
  isFunction((value as Readable).pipe) &&
  isBoolean((value as Readable).readable);

/** Checks whether a value is any readable stream (DOM or Node.js) */
export const isReadableStream = (value: unknown): value is ReadableStreamType =>
  isReadableDOMStream(value) || isReadableNodeStream(value);

/** Checks whether a value is any writable stream (DOM or Node.js) */
export const isWritableStream = (value: unknown): value is WritableStream | NodeWritableStream =>
  isWritableDOMStream(value) || isWritableNodeStream(value);

1	// loaders.gl	1✔
2	// SPDX-License-Identifier: MIT	2✔
3	// Copyright (c) vis.gl contributors	1,378✔
4		1,378✔
5	/* eslint-disable @typescript-eslint/unbound-method */	1,378✔
6		1,378✔
7	import type {Readable} from 'stream';	1,378✔
8		1,378✔
9	/** Minimal shape for Node.js Buffer-like values */	1,378✔
10	type NodeBufferLike = {buffer: ArrayBufferLike; isBuffer: true};	1,378✔
11		1,378✔
12	/** Minimal shape for Node.js writable streams */	1,378✔
13	type NodeWritableStream = {	1,378✔
14	end: (...args: unknown[]) => unknown;	1,378✔
15	write: (...args: unknown[]) => unknown;	1,378✔
16	writable: boolean;	1,378✔
17	};	1,378✔
18		1,378✔
19	/** Minimal shape for WritableStream-like DOM implementations */	1,378✔
20	type WritableDOMStreamLike = WritableStream \| {abort: () => unknown; getWriter: () => unknown};	1,378✔
21		1,378✔
22	/** A DOM or Node readable stream */	1,378✔
23	export type ReadableStreamType = ReadableStream \| Readable;	1,378✔
24		1,378✔
25	/** Checks whether a value is a boolean */	1,378✔
26	const isBoolean = (value: unknown): value is boolean => typeof value === 'boolean';	1✔
27		333,706✔
28	/** Checks whether a value is a function */	248,230✔
29	const isFunction = (value: unknown): value is (...args: unknown[]) => unknown =>	248,230✔
30	typeof value === 'function';	84,745✔
31		84,745✔
32	/** Checks whether a value is a non-null object */	2✔
33	export const isObject = (value: unknown): value is object =>	2✔
34	value !== null && typeof value === 'object';	1✔
35		1✔
UNCOV 36	/** Checks whether a value is a plain object (created by the Object constructor) */	×
37	export const isPureObject = (value: unknown): value is Record<string, unknown> =>	1✔
38	isObject(value) && value.constructor === {}.constructor;	1✔
39		1,256✔
40	/** Checks whether a value is an ArrayBuffer */	662✔
41	export const isArrayBuffer = (value: unknown): value is ArrayBuffer =>	1✔
42	typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer;	1✔
43		2✔
44	/** Checks whether a value is an ArrayBuffer */	9✔
45	export const isSharedArrayBuffer = (value: unknown): value is SharedArrayBuffer =>	9✔
46	typeof SharedArrayBuffer !== 'undefined' && value instanceof SharedArrayBuffer;	1✔
47		9✔
48	/** Checks whether a value is ArrayBuffer-like */	9✔
49	export const isArrayBufferLike = (value: unknown): value is ArrayBufferLike =>	206✔
50	isObject(value) &&	1,361✔
51	typeof (value as ArrayBufferLike).byteLength === 'number' &&	1,361✔
52	typeof (value as ArrayBufferLike).slice === 'function';	84,108✔
53		84,108✔
54	/** Checks whether a value behaves like a promise */	969✔
55	export const isPromise = (value: unknown): value is Promise<unknown> =>	81,251✔
56	isObject(value) && 'then' in value && isFunction((value as {then: unknown}).then);	1✔
57		1✔
58	/** Checks whether a value implements the iterable protocol */	1✔
59	export const isIterable = (value: unknown): value is Iterable<unknown> =>	1✔
60	Boolean(value) && isFunction((value as Iterable<unknown>)[Symbol.iterator]);	1✔
61		1✔
UNCOV 62	/** Checks whether a value implements the async iterable protocol */	×
63	export const isAsyncIterable = (value: unknown): value is AsyncIterable<unknown> =>	1✔
64	Boolean(value) && isFunction((value as AsyncIterable<unknown>)[Symbol.asyncIterator]);	1✔
65		3✔
66	/** Checks whether a value is an iterator (has a next function) */	2✔
67	export const isIterator = (value: unknown): value is Iterator<unknown> =>	1✔
68	Boolean(value) && isFunction((value as Iterator<unknown>).next);	134✔
69		134✔
UNCOV 70	/** Checks whether a value is a fetch Response or a duck-typed equivalent */	×
71	export const isResponse = (value: unknown): value is Response =>	9!
72	(typeof Response !== 'undefined' && value instanceof Response) \|\|	84,129✔
73	(isObject(value) &&	2✔
74	isFunction((value as {arrayBuffer?: unknown}).arrayBuffer) &&	2✔
75	isFunction((value as {text?: unknown}).text) &&	2✔
76	isFunction((value as {json?: unknown}).json));	1✔
77		1✔
78	/** Checks whether a value is a File */	9✔
79	export const isFile = (value: unknown): value is File =>	9!
80	typeof File !== 'undefined' && value instanceof File;	1!
81		1✔
82	/** Checks whether a value is a Blob */	133✔
83	export const isBlob = (value: unknown): value is Blob =>	133✔
84	typeof Blob !== 'undefined' && value instanceof Blob;	1✔
85		2✔
86	/** Checks for Node.js Buffers without triggering bundlers to include the Buffer polyfill */	1✔
87	export const isBuffer = (value: unknown): value is NodeBufferLike =>	1✔
88	Boolean(	×
89	value &&	×
90	typeof value === 'object' &&	×
91	(value as Partial<NodeBufferLike>).isBuffer &&	×
92	'buffer' in (value as NodeBufferLike)	×
93	);	1✔
94		1✔
95	/** Checks whether a value looks like a DOM WritableStream */	1✔
96	export const isWritableDOMStream = (value: unknown): value is WritableDOMStreamLike =>	1✔
97	isObject(value) &&	3✔
98	isFunction((value as WritableDOMStreamLike).abort) &&	3✔
99	isFunction((value as WritableDOMStreamLike).getWriter);	1✔
100		1✔
101	/** Checks whether a value looks like a DOM ReadableStream */	1✔
102	export const isReadableDOMStream = (value: unknown): value is ReadableStream =>	1✔
103	(typeof ReadableStream !== 'undefined' && value instanceof ReadableStream) \|\|	137✔
104	(isObject(value) &&	13✔
105	isFunction((value as ReadableStream).tee) &&	13!
106	isFunction((value as ReadableStream).cancel) &&	13!
107	isFunction((value as ReadableStream).getReader));	1✔
108	// Not implemented in Firefox: && isFunction(x.pipeTo)	1✔
109		1✔
110	/** Checks whether a value looks like a Node.js writable stream */	1✔
111	export const isWritableNodeStream = (value: unknown): value is NodeWritableStream =>	1✔
112	isObject(value) &&	2✔
113	isFunction((value as NodeWritableStream).end) &&	2✔
114	isFunction((value as NodeWritableStream).write) &&	2✔
115	isBoolean((value as NodeWritableStream).writable);	1✔
116		1✔
117	/** Checks whether a value looks like a Node.js readable stream */	1✔
118	export const isReadableNodeStream = (value: unknown): value is Readable =>	1✔
119	isObject(value) &&	15✔
120	isFunction((value as Readable).read) &&	15✔
121	isFunction((value as Readable).pipe) &&	15✔
122	isBoolean((value as Readable).readable);	1✔
123		1✔
124	/** Checks whether a value is any readable stream (DOM or Node.js) */	1✔
125	export const isReadableStream = (value: unknown): value is ReadableStreamType =>	1✔
126	isReadableDOMStream(value) \|\| isReadableNodeStream(value);	1✔
127		1✔
128	/** Checks whether a value is any writable stream (DOM or Node.js) */	1✔
129	export const isWritableStream = (value: unknown): value is WritableStream \| NodeWritableStream =>	1✔
130	isWritableDOMStream(value) \|\| isWritableNodeStream(value);	1✔

visgl / loaders.gl / 24139120841

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