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feat: add assert/is-same-typed-array-like
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PR-URL: #2939
Closes: #2887

Co-authored-by: Philipp Burckhardt <[email protected]>
Reviewed-by: Philipp Burckhardt <[email protected]>
Reviewed-by: Jaysukh Makvana <[email protected]>
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adityacodes30 and Planeshifter authored Oct 8, 2024
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100 changes: 100 additions & 0 deletions lib/node_modules/@stdlib/assert/is-same-typed-array-like/README.md
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<!--
@license Apache-2.0
Copyright (c) 2024 The Stdlib Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->

# isSameArrayLike

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@kgryte

kgryte Oct 11, 2024

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@Planeshifter This heading is incorrect.

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@Planeshifter

Planeshifter Oct 12, 2024

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Fixed, thanks for catching!


> Test if two arguments are both typed-array-like objects and have the [same values][@stdlib/assert/is-same-value].
<section class="usage">

## Usage

```javascript
var isSameTypedArrayLike = require( '@stdlib/assert/is-same-typed-array-like' );
```

#### isSameTypedArrayLike( v1, v2 )

Tests if two arguments are both typed-array-like objects and have the [same values][@stdlib/assert/is-same-value].

```javascript
var Int8Array = require( '@stdlib/array/int8' );
var Int16Array = require( '@stdlib/array/int16' );

var x = new Int8Array( [ 1.0, 2.0 ] );
var y = new Int16Array( [ 1.0, 2.0 ] );
var bool = isSameTypedArrayLike( x, y );
// returns true

bool = isSameTypedArrayLike( x, new Int8Array( [ -1.0, 2.0 ] ) );
// returns false
```

</section>

<!-- /.usage -->

<section class="examples">

## Examples

<!-- eslint no-undef: "error" -->

```javascript
var Int8Array = require( '@stdlib/array/int8' );
var Int16Array = require( '@stdlib/array/int16' );
var isSameTypedArrayLike = require( '@stdlib/assert/is-same-typed-array-like' );

var x = new Int8Array( [ 1.0, 2.0, 3.0 ] );
var y = new Int16Array( [ 1.0, 2.0, 3.0 ] );
var out = isSameTypedArrayLike( x, y );
// returns true

x = new Int8Array( [ 1.0, 2.0, 3.0 ] );
y = new Int16Array( [ 1.0, 2.0, 4.0 ] );
out = isSameTypedArrayLike( x, y );
// returns false
```

</section>

<!-- /.examples -->

<!-- Section for related `stdlib` packages. Do not manually edit this section, as it is automatically populated. -->

<section class="related">

</section>

<!-- /.related -->

<!-- Section for all links. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->

<section class="links">

[@stdlib/assert/is-same-value]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/assert/is-same-value

<!-- <related-links> -->

<!-- </related-links> -->

</section>

<!-- /.links -->
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/**
* @license Apache-2.0
*
* Copyright (c) 2024 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

'use strict';

// MODULES //

var bench = require( '@stdlib/bench' );
var isBoolean = require( '@stdlib/assert/is-boolean' ).isPrimitive;
var pow = require( '@stdlib/math/base/special/pow' );
var Int8Array = require( '@stdlib/array/int8' );
var pkg = require( './../package.json' ).name;
var isSameTypedArrayLike = require( './../lib' );


// FUNCTIONS //

/**
* Creates a benchmark function.
*
* @private
* @param {PositiveInteger} len - array length
* @returns {Function} benchmark function
*/
function createBenchmark( len ) {
var x = new Int8Array( len );
var y = new Int8Array( len );
return benchmark;

/**
* Benchmark function.
*
* @private
* @param {Benchmark} b - benchmark instance
*/
function benchmark( b ) {
var bool;
var i;

b.tic();
for ( i = 0; i < b.iterations; i++ ) {
bool = isSameTypedArrayLike( x, y );
if ( typeof bool !== 'boolean' ) {
b.fail( 'should return a boolean' );
}
}
b.toc();
if ( !isBoolean( bool ) ) {
b.fail( 'should return a boolean' );
}
b.pass( 'benchmark finished' );
b.end();
}
}


// MAIN //

/**
* Main execution sequence.
*
* @private
*/
function main() {
var len;
var min;
var max;
var f;
var i;

min = 1; // 10^min
max = 6; // 10^max

for ( i = min; i <= max; i++ ) {
len = pow( 10, i );
f = createBenchmark( len );
bench( pkg+':len='+len, f );
}
}

main();
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{{alias}}( v1, v2 )
Tests if two arguments are both typed-array-like objects and have the same
values.

Parameters
----------
v1: any
First input value.

v2: any
Second input value.

Returns
-------
bool: boolean
Boolean indicating whether two arguments are both typed-array-like
objects and have the same values.

Examples
--------
> var Int8Array = require( '@stdlib/array/int8' );
> var Int16Array = require( '@stdlib/array/int16' );
> var x = new Int8Array( [ 1.0, 2.0, 3.0 ] );
> var y = new Int16Array( [ 1.0, 2.0, 3.0 ] );
> var bool = {{alias}}( x, y )
true

> x = new Int8Array( [ 1.0, 2.0, 4.0 ] );
> y = new Int8Array( [ 1.0, 2.0, 3.0 ] );
> bool = {{alias}}( x, y )
false

See Also
--------

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/*
* @license Apache-2.0
*
* Copyright (c) 2024 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

// TypeScript Version: 4.1

/**
* Tests if two arguments are both typed-array-like objects and have the same values.
*
* @param v1 - first input value
* @param v2 - second input value
* @returns boolean indicating whether the two arguments are both typed-array-like objects with the same values
*
* @example
* var Int8Array = require( '@stdlib/array/int8' );
* var Int16Array = require( '@stdlib/array/int16' );
* var x = new Int8Array( [ 1.0, 2.0, 3.0 ] );

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@kgryte

kgryte Oct 11, 2024

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@Planeshifter Missing blank line. If we don't already, it would be good to create a lint rule to enforce this convention. Also applies on L39 below.

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Planeshifter Oct 12, 2024

Author Member

Added.

* var y = new Int16Array( [ 1.0, 2.0, 3.0 ] );
*
* var out = isSameTypedArrayLike( x, y );
* // returns true
*
* @example
* var Int8Array = require( '@stdlib/array/int8' );
* var x = new Int8Array( [ 1.0, 2.0, 3.0 ] );
* var y = new Int8Array( [ 1.0, 2.0, 4.0 ] );
*
* var out = isSameTypedArrayLike( x, y );
* // returns false
*/
declare function isSameTypedArrayLike( v1: any, v2: any ): boolean;

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// EXPORTS //

export = isSameTypedArrayLike;
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/*
* @license Apache-2.0
*
* Copyright (c) 2024 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

import Int16Array = require( '@stdlib/array/int16' );
import Int8Array = require( '@stdlib/array/int8' );
import isSameTypedArrayLike = require( './index' );


// TESTS //

// The function returns a boolean...
{
isSameTypedArrayLike( new Int8Array( [ 1.0, 2.0, 3.0 ] ), new Int16Array( [ 1.0, 2.0, 3.0 ] ) ); // $ExpectType boolean
isSameTypedArrayLike( new Int8Array( [ 1.0, 2.0, 3.0 ] ), new Int8Array( [ 1.0, 2.0, 4.0 ] ) ); // $ExpectType boolean
isSameTypedArrayLike( 3.14, 3.14 ); // $ExpectType boolean
isSameTypedArrayLike( null, null ); // $ExpectType boolean
isSameTypedArrayLike( 'beep', 'boop' ); // $ExpectType boolean
}

// The compiler throws an error if the function is provided an unsupported number of arguments...
{
isSameTypedArrayLike(); // $ExpectError
isSameTypedArrayLike( 3.14 ); // $ExpectError
isSameTypedArrayLike( 'beep', 'beep', 3.14 ); // $ExpectError
}
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/**
* @license Apache-2.0
*
* Copyright (c) 2024 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

'use strict';

var Int8Array = require( '@stdlib/array/int8' );
var Int16Array = require( '@stdlib/array/int16' );
var isSameTypedArrayLike = require( './../lib' );

var x = new Int8Array( [ 1.0, 2.0, 3.0 ] );
var y = new Int16Array( [ 1.0, 2.0, 3.0 ] );
var out = isSameTypedArrayLike( x, y );
console.log( out );
// => true

x = new Int8Array( [ 1.0, 2.0, 3.0 ] );
y = new Int16Array( [ 1.0, 2.0, 4.0 ] );
out = isSameTypedArrayLike( x, y );
console.log( out );
// => false
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Coverage Report

Package Statements Branches Functions Lines
assert/is-same-typed-array-like $\color{green}122/122$
$\color{green}+100.00\%$
$\color{green}6/6$
$\color{green}+100.00\%$
$\color{green}1/1$
$\color{green}+100.00\%$
$\color{green}122/122$
$\color{green}+100.00\%$

The above coverage report was generated for the changes in this push.

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