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kgryte merged 2 commits into from
Dec 21, 2025
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docs: improve doctests for complex number instances in strided/base/zmap #9044

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1880ec6
docs: improve doctests for complex number instances in `strided/base/…
prajjwalbajpai Dec 14, 2025
b46726f
remove: unnecessary function imports
prajjwalbajpai Dec 21, 2025
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40 changes: 5 additions & 35 deletions lib/node_modules/@stdlib/strided/base/zmap/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -52,13 +52,7 @@ var y = new Complex128Array( x.length );
zmap( x.length, x, 1, y, 1, cceil );

var v = y.get( 0 );
// returns <Complex128>
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var re = real( v );
// returns -2.0

var im = imag( v );
// returns 2.0
// returns <Complex128>[ -2.0, 2.0 ]
```

The function accepts the following arguments:
Expand All @@ -84,13 +78,7 @@ var y = new Complex128Array( x.length );
zmap( 2, x, 2, y, -1, cceil );

var v = y.get( 0 );
// returns <Complex128>

var re = real( v );
// returns 5.0

var im = imag( v );
// returns 0.0
// returns <Complex128>[ 5.0, 0.0 ]
```

Note that indexing is relative to the first index. To introduce an offset, use [`typed array`][@stdlib/array/complex128] views.
Expand All @@ -112,13 +100,7 @@ var y1 = new Complex128Array( y0.buffer, y0.BYTES_PER_ELEMENT*2 ); // start at 3
zmap( 2, x1, -2, y1, 1, cceil );

var v = y0.get( 2 );
// returns <Complex128>

var re = real( v );
// returns -1.0

var im = imag( v );
// returns 4.0
// returns <Complex128>[ -1.0, 4.0 ]
```

#### zmap.ndarray( N, x, strideX, offsetX, y, strideY, offsetY, fcn )
Expand All @@ -137,13 +119,7 @@ var y = new Complex128Array( x.length );
zmap.ndarray( x.length, x, 1, 0, y, 1, 0, cceil );

var v = y.get( 0 );
// returns <Complex128>

var re = real( v );
// returns -2.0

var im = imag( v );
// returns 2.0
// returns <Complex128>[ -2.0, 2.0 ]
```

The function accepts the following additional arguments:
Expand All @@ -165,13 +141,7 @@ var y = new Complex128Array( x.length );
zmap.ndarray( 2, x, 2, 1, y, -1, y.length-1, cceil );

var v = y.get( y.length-1 );
// returns <Complex128>

var re = real( v );
// returns 4.0

var im = imag( v );
// returns -5.0
// returns <Complex128>[ 4.0, -5.0 ]
```

</section>
Expand Down
30 changes: 5 additions & 25 deletions lib/node_modules/@stdlib/strided/base/zmap/docs/repl.txt
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Expand Up @@ -43,21 +43,13 @@
> var y = new {{alias:@stdlib/array/complex128}}( x.length );
> {{alias}}( x.length, x, 1, y, 1, {{alias:@stdlib/complex/float64/base/identity}} );
> var v = y.get( 0 )
<Complex128>
> var re = {{alias:@stdlib/complex/float64/real}}( v )
1.0
> var im = {{alias:@stdlib/complex/float64/imag}}( v )
2.0
<Complex128>[ 1.0, 2.0 ]

// Using `N` and stride parameters:
> y = new {{alias:@stdlib/array/complex128}}( x.length );
> {{alias}}( 2, x, 2, y, -1, {{alias:@stdlib/complex/float64/base/identity}} );
> v = y.get( 0 )
<Complex128>
> re = {{alias:@stdlib/complex/float64/real}}( v )
5.0
> im = {{alias:@stdlib/complex/float64/imag}}( v )
6.0
<Complex128>[ 5.0, 6.0 ]

// Using view offsets:
> var x0 = new {{alias:@stdlib/array/complex128}}( xbuf );
Expand All @@ -66,11 +58,7 @@
> var y1 = new {{alias:@stdlib/array/complex128}}( y0.buffer, y0.BYTES_PER_ELEMENT*2 );
> {{alias}}( 2, x1, -2, y1, 1, {{alias:@stdlib/complex/float64/base/identity}} );
> v = y1.get( 0 )
<Complex128>
> re = {{alias:@stdlib/complex/float64/real}}( v )
7.0
> im = {{alias:@stdlib/complex/float64/imag}}( v )
8.0
<Complex128>[ 7.0, 8.0 ]


{{alias}}.ndarray( N, x, strideX, offsetX, y, strideY, offsetY, fcn )
Expand Down Expand Up @@ -121,22 +109,14 @@
> var y = new {{alias:@stdlib/array/complex128}}( x.length );
> {{alias}}.ndarray( x.length, x, 1, 0, y, 1, 0, {{alias:@stdlib/complex/float64/base/identity}} );
> var v = y.get( 0 )
<Complex128>
> var re = {{alias:@stdlib/complex/float64/real}}( v )
1.0
> var im = {{alias:@stdlib/complex/float64/imag}}( v )
2.0
<Complex128>[ 1.0, 2.0 ]

// Advanced indexing:
> x = new {{alias:@stdlib/array/complex128}}( xbuf );
> y = new {{alias:@stdlib/array/complex128}}( x.length );
> {{alias}}.ndarray( 2, x, 2, 1, y, -1, y.length-1, {{alias:@stdlib/complex/float64/base/identity}} );
> v = y.get( y.length-1 )
<Complex128>
> re = {{alias:@stdlib/complex/float64/real}}( v )
3.0
> im = {{alias:@stdlib/complex/float64/imag}}( v )
4.0
<Complex128>[ 3.0, 4.0 ]

See Also
--------
Expand Down
32 changes: 4 additions & 28 deletions lib/node_modules/@stdlib/strided/base/zmap/docs/types/index.d.ts
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Expand Up @@ -64,13 +64,7 @@ interface Routine {
* zmap( x.length, x, 1, y, 1, scale );
*
* var v = y.get( 0 );
* // returns <Complex128>
*
* var re = real( v );
* // returns 10.0
*
* var im = imag( v );
* // returns 10.0
* // returns <Complex128>[ 10.0, 10.0 ]
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kgryte marked this conversation as resolved.
*/
( N: number, x: Complex128Array, strideX: number, y: Complex128Array, strideY: number, fcn: Unary ): Complex128Array;

Expand Down Expand Up @@ -105,13 +99,7 @@ interface Routine {
* zmap.ndarray( x.length, x, 1, 0, y, 1, 0, scale );
*
* var v = y.get( 0 );
* // returns <Complex128>
*
* var re = real( v );
* // returns 10.0
*
* var im = imag( v );
* // returns 10.0
* // returns <Complex128>[ 10.0, 10.0 ]
*/
ndarray( N: number, x: Complex128Array, strideX: number, offsetX: number, y: Complex128Array, strideY: number, offsetY: number, fcn: Unary ): Complex128Array;
}
Expand Down Expand Up @@ -145,13 +133,7 @@ interface Routine {
* zmap( x.length, x, 1, y, 1, scale );
*
* var v = y.get( 0 );
* // returns <Complex128>
*
* var re = real( v );
* // returns 10.0
*
* var im = imag( v );
* // returns 10.0
* // returns <Complex128>[ 10.0, 10.0 ]
*
* @example
* var Complex128Array = require( '@stdlib/array/complex128' );
Expand All @@ -171,13 +153,7 @@ interface Routine {
* zmap.ndarray( x.length, x, 1, 0, y, 1, 0, scale );
*
* var v = y.get( 0 );
* // returns <Complex128>
*
* var re = real( v );
* // returns 10.0
*
* var im = imag( v );
* // returns 10.0
* // returns <Complex128>[ 10.0, 10.0 ]
*/
declare var zmap: Routine;

Expand Down
16 changes: 2 additions & 14 deletions lib/node_modules/@stdlib/strided/base/zmap/lib/index.js
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Expand Up @@ -42,13 +42,7 @@
* zmap( x.length, x, 1, y, 1, scale );
*
* var v = y.get( 0 );
* // returns <Complex128>
*
* var re = real( v );
* // returns 10.0
*
* var im = imag( v );
* // returns 10.0
* // returns <Complex128>[ 10.0, 10.0 ]
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*
* @example
* var Complex128Array = require( '@stdlib/array/complex128' );
Expand All @@ -69,13 +63,7 @@
* zmap.ndarray( x.length, x, 1, 0, y, 1, 0, scale );
*
* var v = y.get( 0 );
* // returns <Complex128>
*
* var re = real( v );
* // returns 10.0
*
* var im = imag( v );
* // returns 10.0
* // returns <Complex128>[ 10.0, 10.0 ]
*/

// MODULES //
Expand Down
8 changes: 1 addition & 7 deletions lib/node_modules/@stdlib/strided/base/zmap/lib/main.js
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Expand Up @@ -55,13 +55,7 @@ var ndarray = require( './ndarray.js' );
* zmap( x.length, x, 1, y, 1, scale );
*
* var v = y.get( 0 );
* // returns <Complex128>
*
* var re = real( v );
* // returns 10.0
*
* var im = imag( v );
* // returns 10.0
* // returns <Complex128>[ 10.0, 10.0 ]
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*/
function zmap( N, x, strideX, y, strideY, fcn ) {
return ndarray( N, x, strideX, stride2offset( N, strideX ), y, strideY, stride2offset( N, strideY ), fcn ); // eslint-disable-line max-len
Expand Down
8 changes: 1 addition & 7 deletions lib/node_modules/@stdlib/strided/base/zmap/lib/ndarray.js
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Expand Up @@ -51,13 +51,7 @@
* zmap( x.length, x, 1, 0, y, 1, 0, scale );
*
* var v = y.get( 0 );
* // returns <Complex128>
*
* var re = real( v );
* // returns 10.0
*
* var im = imag( v );
* // returns 10.0
* // returns <Complex128>[ 10.0, 10.0 ]
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*/
function zmap( N, x, strideX, offsetX, y, strideY, offsetY, fcn ) {
var ix;
Expand Down