Auto-generated commit

Author: stdlib-bot

.github/.keepalive

@@ -4,7 +4,7 @@
 
 <section class="release" id="unreleased">
 
-## Unreleased (2025-03-24)
+## Unreleased (2025-05-25)
 
 <section class="features">
 
@@ -23,6 +23,7 @@
 
 <details>
 
+-   [`78a7aa3`](https://github.com/stdlib-js/stdlib/commit/78a7aa3deea6a0101776c4bdd902fdab949f5bfa) - **test:** add signed zero tests _(by Athan Reines)_
 -   [`7a04093`](https://github.com/stdlib-js/stdlib/commit/7a040939ecb95a686cf2b66d7a912fcc39e5aa3d) - **docs:** update `blas/ext/base/dcusum` to follow current project conventions [(#5166)](https://github.com/stdlib-js/stdlib/pull/5166) _(by Muhammad Haris)_
 -   [`62364f6`](https://github.com/stdlib-js/stdlib/commit/62364f62ea823a3b52c2ad25660ecd80c71f8f36) - **style:** fix C comment alignment _(by Philipp Burckhardt)_
 -   [`5774557`](https://github.com/stdlib-js/stdlib/commit/5774557e951cb1ae566fc0587cbf03d47b067620) - **feat:** add C `ndarray` API and refactor `blas/ext/base/dcusumors` _(by Muhammad Haris, Athan Reines)_

CHANGELOG.md

@@ -43,22 +43,26 @@ Dev Goel <135586571+corsairier@users.noreply.github.com>
 Dhanyabad behera <110620935+dhanyabad11@users.noreply.github.com>
 Dhruv Arvind Singh <154677013+DhruvArvindSingh@users.noreply.github.com>
 Dhruvil Mehta <68022411+dhruvilmehta@users.noreply.github.com>
+Dipjyoti Das <126075231+dipexplorer@users.noreply.github.com>
 Divyansh Seth <59174836+sethdivyansh@users.noreply.github.com>
 Dominic Lim <46486515+domlimm@users.noreply.github.com>
 Dominik Moritz <domoritz@gmail.com>
 Dorrin Sotoudeh <dorrinsotoudeh123@gmail.com>
 EuniceSim142 <77243938+EuniceSim142@users.noreply.github.com>
 Frank Kovacs <fran70kk@gmail.com>
 GK Bishnoi <gkishan1kyt@gmail.com>
+GURU PRASAD SHARMA <168292003+GURUPRASADSHARMA@users.noreply.github.com>
 Gaurav <gaurav70380@gmail.com>
 Gautam sharma <gautamkrishnasharma1@gmail.com>
+Girish Garg <garggirish2020@gmail.com>
 Golden Kumar <103646877+AuenKr@users.noreply.github.com>
 Gunj Joshi <gunjjoshi8372@gmail.com>
 Gururaj Gurram <gururajgurram1512@gmail.com>
 Haroon Rasheed <51189276+haroon26@users.noreply.github.com>
-Harsh <149176984+hrshya@users.noreply.github.com>
+Harsh <harshyadav6078@gmail.com>
 HarshaNP <96897754+GittyHarsha@users.noreply.github.com>
 Harshita Kalani <harshitakalani02@gmail.com>
+Hemang Choudhary <coehemang@gmail.com>
 Hemant M Mehta <92446645+hemantmm@users.noreply.github.com>
 Hridyanshu <124202756+HRIDYANSHU054@users.noreply.github.com>
 Jaimin Godhani <112328542+Jai0401@users.noreply.github.com>
@@ -75,15 +79,19 @@ Jordan Gallivan <115050475+Jordan-Gallivan@users.noreply.github.com>
 Joris Labie <joris.labie1@gmail.com>
 Justin Dennison <justin1dennison@gmail.com>
 Justyn Shelby <96994781+ShelbyJustyn@users.noreply.github.com>
-Karan Anand <119553199+anandkaranubc@users.noreply.github.com>
+Karan Anand <anandkarancompsci@gmail.com>
+Karan Yadav <77043443+karanBRAVO@users.noreply.github.com>
 Karthik Prakash <116057817+skoriop@users.noreply.github.com>
 Kaushikgtm <162317291+Kaushikgtm@users.noreply.github.com>
+Kavyansh-Bagdi <153486713+Kavyansh-Bagdi@users.noreply.github.com>
 Kohantika Nath <145763549+kohantikanath@users.noreply.github.com>
 Krishnam Agarwal <83017176+888krishnam@users.noreply.github.com>
 Krishnendu Das <86651039+itskdhere@users.noreply.github.com>
 Kshitij-Dale <152467202+Kshitij-Dale@users.noreply.github.com>
+Lalit Narayan Yadav <162928571+LalitNarayanYadav@users.noreply.github.com>
 Lovelin Dhoni J B <100030865+lovelindhoni@users.noreply.github.com>
 MANI <77221000+Eternity0207@users.noreply.github.com>
+Mahfuza Humayra Mohona <mhmohona@gmail.com>
 Manik Sharma <maniksharma.rke@gmail.com>
 Manvith M <148960168+manvith2003@users.noreply.github.com>
 Marcus Fantham <mfantham@users.noreply.github.com>
@@ -94,10 +102,14 @@ Mohammad Bin Aftab <48010758+MohammadBinAftab@users.noreply.github.com>
 Mohammad Kaif <mdkaifprofession@gmail.com>
 Momtchil Momtchev <momtchil@momtchev.com>
 Muhammad Haris <harriskhan047@outlook.com>
+Muhammad Taaha Tariq <166188821+Taaha-Tariq@users.noreply.github.com>
+Muhmmad Saad <106260977+saad-imran-dev@users.noreply.github.com>
 Naresh Jagadeesan <naresh.naresh000@gmail.com>
 Naveen Kumar <stupiddint@gmail.com>
 Neeraj Pathak <neerajrpathak710@gmail.com>
+NirvedMishra <139633597+NirvedMishra@users.noreply.github.com>
 Nishant Shinde <97207366+nishant-s7@users.noreply.github.com>
+Nishant singh <38534128+Nishantsingh11@users.noreply.github.com>
 Nishchay Rajput <121144841+NishchayRajput@users.noreply.github.com>
 Nithin Katta <88046362+nithinkatta@users.noreply.github.com>
 Nourhan Hasan <109472010+TheNourhan@users.noreply.github.com>
@@ -110,8 +122,10 @@ Prajwal Kulkarni <prajwalkulkarni76@gmail.com>
 Pranav Goswami <pranavchiku11@gmail.com>
 Pranjal Jha <97080887+PraneGIT@users.noreply.github.com>
 Prashant Kumar Yadav <144602492+0PrashantYadav0@users.noreply.github.com>
+PrathamBhamare <164445568+PrathamBhamare@users.noreply.github.com>
 Pratik Singh <97464067+Pratik772846@users.noreply.github.com>
 Pratyush Kumar Chouhan <pratyushkumar0308@gmail.com>
+Pravesh Kunwar <praveshkunwar04@gmail.com>
 Priyansh Prajapati <88396544+itsspriyansh@users.noreply.github.com>
 Priyanshu Agarwal <113460573+AgPriyanshu18@users.noreply.github.com>
 Pulkit Gupta <65711278+pulkitgupta2@users.noreply.github.com>
@@ -125,11 +139,16 @@ Rishav <115060907+rishav2404@users.noreply.github.com>
 Rishav Tarway <rishavtarway@gmail.com>
 Robert Gislason <gztown2216@yahoo.com>
 Roman Stetsyk <25715951+romanstetsyk@users.noreply.github.com>
+Rupa <102663541+Rupa-Rd@users.noreply.github.com>
 Rutam Kathale <138517416+performant23@users.noreply.github.com>
 Ruthwik Chikoti <145591715+ruthwikchikoti@users.noreply.github.com>
 Ryan Seal <splrk@users.noreply.github.com>
 Rylan Yang <137365285+rylany27@users.noreply.github.com>
+SAHIL KUMAR <168997976+sahilk45@users.noreply.github.com>
 SHIVAM YADAV <120725381+Shivam-1827@users.noreply.github.com>
+Sachin Raj <120590207+schnrj@users.noreply.github.com>
+Sahil Goyal <87982509+sahil20021008@users.noreply.github.com>
+Sai Avinash <120403424+nasarobot@users.noreply.github.com>
 Sai Srikar Dumpeti <80447788+the-r3aper7@users.noreply.github.com>
 Sanchay Ketan Sinha <122982233+satansin123@users.noreply.github.com>
 Sarthak Paandey <145528240+SarthakPaandey@users.noreply.github.com>
@@ -152,10 +171,12 @@ Tanishq Ahuja <68651083+TheGEN1U5@users.noreply.github.com>
 Tirtadwipa Manunggal <tirtadwipa.manunggal@gmail.com>
 Tudor Pagu <104032457+tudor-pagu@users.noreply.github.com>
 Tufailahmed Bargir <142114244+Tufailahmed-Bargir@users.noreply.github.com>
+Uday Kakade <141299403+udaykakade25@users.noreply.github.com>
 Utkarsh <http://utkarsh11105@gmail.com>
 Utkarsh Raj <rajutkarsh2505@gmail.com>
 UtkershBasnet <119008923+UtkershBasnet@users.noreply.github.com>
 Vaibhav Patel <98279986+noobCoderVP@users.noreply.github.com>
+Vara Rahul Rajana <123227543+rajanarahul93@users.noreply.github.com>
 Varad Gupta <varadgupta21@gmail.com>
 Vinit Pandit <106718914+MeastroZI@users.noreply.github.com>
 Vivek Maurya <vm8118134@gmail.com>
@@ -164,11 +185,15 @@ Yaswanth Kosuru <116426380+yaswanthkosuru@users.noreply.github.com>
 Yernar Yergaziyev <yernar.yergaziyev@erg.kz>
 Yugal Kaushik <yugalkaushik14@gmail.com>
 Yuvi Mittal <128018763+yuvi-mittal@users.noreply.github.com>
+devshree-bhati <147095250+devshree-bhati@users.noreply.github.com>
 ditsu <170345142+ditsus@users.noreply.github.com>
 ekambains <bainsinbusiness@gmail.com>
 fadiothman22 <48636283+fadiothman22@users.noreply.github.com>
+iraandrushko <71790513+iraandrushko@users.noreply.github.com>
+lohithganni <116790357+lohithganni@users.noreply.github.com>
 olenkabilonizhka <62379231+olenkabilonizhka@users.noreply.github.com>
 pranav-1720 <123018993+pranav-1720@users.noreply.github.com>
 rahulrangers <127782777+rahulrangers@users.noreply.github.com>
 rainn <88160429+AmCodesLame@users.noreply.github.com>
 rei2hu <reimu@reimu.ws>
+zhanggy <geodaoyu@foxmail.com>

CONTRIBUTORS

@@ -57,6 +57,7 @@
   "devDependencies": {
     "@stdlib/array-float64": "^0.2.2",
     "@stdlib/assert-is-browser": "^0.2.2",
+    "@stdlib/assert-is-same-float64array": "^0.2.2",
     "@stdlib/math-base-assert-is-nan": "^0.2.2",
     "@stdlib/math-base-special-pow": "^0.3.0",
     "@stdlib/random-array-discrete-uniform": "^0.2.1",

package.json

@@ -23,6 +23,7 @@
 var tape = require( 'tape' );
 var isnan = require( '@stdlib/math-base-assert-is-nan' );
 var Float64Array = require( '@stdlib/array-float64' );
+var isSameFloat64Array = require( '@stdlib/assert-is-same-float64array' );
 var dcusum = require( './../lib/ndarray.js' );
 
 
@@ -126,6 +127,26 @@ tape( 'the function calculates the cumulative sum', function test( t ) {
 	t.end();
 });
 
+tape( 'the function preserves the sign of zero', function test( t ) {
+	var expected;
+	var x;
+	var y;
+
+	x = new Float64Array( [ -0.0, -0.0, -0.0, 0.0, 1.0 ] );
+	y = new Float64Array( x.length );
+
+	dcusum( x.length, -0.0, x, 1, 0, y, 1, 0 );
+	expected = new Float64Array([
+		-0.0,
+		-0.0,
+		-0.0,
+		0.0,
+		1.0
+	]);
+	t.strictEqual( isSameFloat64Array( y, expected ), true, 'returns expected value' );
+	t.end();
+});
+
 tape( 'the function returns a reference to the output array', function test( t ) {
 	var out;
 	var x;

test/test.ndarray.js

@@ -24,6 +24,7 @@ var resolve = require( 'path' ).resolve;
 var tape = require( 'tape' );
 var isnan = require( '@stdlib/math-base-assert-is-nan' );
 var Float64Array = require( '@stdlib/array-float64' );
+var isSameFloat64Array = require( '@stdlib/assert-is-same-float64array' );
 var tryRequire = require( '@stdlib/utils-try-require' );
 
 
@@ -135,6 +136,26 @@ tape( 'the function calculates the cumulative sum', opts, function test( t ) {
 	t.end();
 });
 
+tape( 'the function preserves the sign of zero', opts, function test( t ) {
+	var expected;
+	var x;
+	var y;
+
+	x = new Float64Array( [ -0.0, -0.0, -0.0, 0.0, 1.0 ] );
+	y = new Float64Array( x.length );
+
+	dcusum( x.length, -0.0, x, 1, 0, y, 1, 0 );
+	expected = new Float64Array([
+		-0.0,
+		-0.0,
+		-0.0,
+		0.0,
+		1.0
+	]);
+	t.strictEqual( isSameFloat64Array( y, expected ), true, 'returns expected value' );
+	t.end();
+});
+
 tape( 'the function returns a reference to the output array', opts, function test( t ) {
 	var out;
 	var x;