feat: add C implementation for `stats/base/ndarray/srangeabs` #10240

bhargava-d16 · 2026-02-12T17:09:05Z

type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes. report:

task: lint_filenames status: passed
task: lint_editorconfig status: passed
task: lint_markdown status: passed
task: lint_package_json status: passed
task: lint_repl_help status: na
task: lint_javascript_src status: passed
task: lint_javascript_cli status: na
task: lint_javascript_examples status: na
task: lint_javascript_tests status: passed
task: lint_javascript_benchmarks status: passed
task: lint_python status: na
task: lint_r status: na
task: lint_c_src status: missing_dependencies
task: lint_c_examples status: missing_dependencies
task: lint_c_benchmarks status: missing_dependencies
task: lint_c_tests_fixtures status: na
task: lint_shell status: na
task: lint_typescript_declarations status: passed
task: lint_typescript_tests status: na
task: lint_license_headers status: passed ---

Resolves None

Description

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This pull request:

adds implementation of stats/base/ndarray/srangeabs

Related Issues

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This pull request has the following related issues:

#{{TODO: add related issue number}}

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Checklist

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Read, understood, and followed the contributing guidelines.

AI Assistance

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Code generation (e.g., when writing an implementation or fixing a bug)
Test/benchmark generation
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If you answered "yes" to using AI assistance, please provide a short disclosure indicating how you used AI assistance. This helps reviewers determine how much scrutiny to apply when reviewing your contribution. Example disclosures: "This PR was written primarily by Claude Code." or "I consulted ChatGPT to understand the codebase, but the proposed changes were fully authored manually by myself.".

@stdlib-js/reviewers

Signed-off-by: Bhargav Dabhade <bhargava2005dabhade@gmail.com> --- type: pre_commit_static_analysis_report description: Results of running static analysis checks when committing changes. report: - task: lint_filenames status: passed - task: lint_editorconfig status: passed - task: lint_markdown status: passed - task: lint_package_json status: passed - task: lint_repl_help status: na - task: lint_javascript_src status: passed - task: lint_javascript_cli status: na - task: lint_javascript_examples status: na - task: lint_javascript_tests status: passed - task: lint_javascript_benchmarks status: passed - task: lint_python status: na - task: lint_r status: na - task: lint_c_src status: missing_dependencies - task: lint_c_examples status: missing_dependencies - task: lint_c_benchmarks status: missing_dependencies - task: lint_c_tests_fixtures status: na - task: lint_shell status: na - task: lint_typescript_declarations status: passed - task: lint_typescript_tests status: na - task: lint_license_headers status: passed ---

stdlib-bot · 2026-02-12T17:12:00Z

Coverage Report

Package	Statements	Branches	Functions	Lines
stats/base/ndarray/srangeabs	$\color{green}170/170$ $\color{green}+0.00%$	$\color{green}7/7$ $\color{green}+0.00%$	$\color{green}2/2$ $\color{green}+0.00%$	$\color{green}170/170$ $\color{green}+0.00%$

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

Signed-off-by: Bhargav Dabhade <bhargava2005dabhade@gmail.com> --- type: pre_commit_static_analysis_report description: Results of running static analysis checks when committing changes. report: - task: lint_filenames status: passed - task: lint_editorconfig status: passed - task: lint_markdown status: na - task: lint_package_json status: na - task: lint_repl_help status: na - task: lint_javascript_src status: na - task: lint_javascript_cli status: na - task: lint_javascript_examples status: na - task: lint_javascript_tests status: na - task: lint_javascript_benchmarks status: na - task: lint_python status: na - task: lint_r status: na - task: lint_c_src status: na - task: lint_c_examples status: na - task: lint_c_benchmarks status: missing_dependencies - task: lint_c_tests_fixtures status: na - task: lint_shell status: na - task: lint_typescript_declarations status: passed - task: lint_typescript_tests status: na - task: lint_license_headers status: passed ---

Sachinn-64 · 2026-02-12T20:06:31Z

lib/node_modules/@stdlib/stats/base/ndarray/srangeabs/benchmark/c/benchmark.length.c

+*/
+static void print_summary( int total, int passing ) {
+	printf( "#\n" );
+	printf( "1..%d\n", total );


Suggested change

printf( "1..%d\n", total );

printf( "1..%d\n", total ); // TAP plan

Sachinn-64 · 2026-02-12T20:08:21Z

lib/node_modules/@stdlib/stats/base/ndarray/srangeabs/benchmark/benchmark.js

Suggested change

var isnanf = require( '@stdlib/math/base/assert/is-nanf' );

Sachinn-64 · 2026-02-12T20:08:50Z

lib/node_modules/@stdlib/stats/base/ndarray/srangeabs/benchmark/benchmark.js

Suggested change

if ( isnanf( v ) ) {

Sachinn-64 · 2026-02-12T20:09:38Z

lib/node_modules/@stdlib/stats/base/ndarray/srangeabs/benchmark/benchmark.js

Suggested change

if ( isnanf( v ) ) {

Sachinn-64 · 2026-02-12T20:10:51Z

lib/node_modules/@stdlib/stats/base/ndarray/srangeabs/benchmark/benchmark.native.js

+var resolve = require( 'path' ).resolve;
+var bench = require( '@stdlib/bench' );
+var uniform = require( '@stdlib/random/array/uniform' );
+var isnan = require( '@stdlib/math/base/assert/is-nan' );


Suggested change

var isnan = require( '@stdlib/math/base/assert/is-nan' );

var isnanf = require( '@stdlib/math/base/assert/is-nanf' );

Sachinn-64 · 2026-02-12T20:11:13Z

lib/node_modules/@stdlib/stats/base/ndarray/srangeabs/benchmark/benchmark.native.js

+		b.tic();
+		for ( i = 0; i < b.iterations; i++ ) {
+			v = srangeabs( [ x ] );
+			if ( isnan( v ) ) {


Suggested change

if ( isnan( v ) ) {

if ( isnanf( v ) ) {

Sachinn-64 · 2026-02-12T20:11:20Z

lib/node_modules/@stdlib/stats/base/ndarray/srangeabs/benchmark/benchmark.native.js

+			}
+		}
+		b.toc();
+		if ( isnan( v ) ) {


Suggested change

if ( isnan( v ) ) {

if ( isnanf( v ) ) {

Since this is a single-precision module, we should use isnanf.

Sachinn-64 · 2026-02-12T20:25:15Z

lib/node_modules/@stdlib/stats/base/ndarray/srangeabs/test/test.main.js

+* Returns a one-dimensional ndarray.
+*
+* @private
+* @param {Collection} buffer - underlying data buffer


Suggested change

* @param {Collection} buffer - underlying data buffer

* @param {Float32Array} buffer - underlying data buffer

Sachinn-64 · 2026-02-12T20:26:23Z

lib/node_modules/@stdlib/stats/base/ndarray/srangeabs/test/test.native.js

+* Returns a one-dimensional ndarray.
+*
+* @private
+* @param {Collection} buffer - underlying data buffer


Suggested change

* @param {Collection} buffer - underlying data buffer

* @param {Float32Array} buffer - underlying data buffer

Sachinn-64 · 2026-02-12T20:30:05Z

lib/node_modules/@stdlib/stats/base/ndarray/srangeabs/README.md

+
+#### stdlib_stats_srangeabs( arrays )
+
+Computes the range of absolute values of a one-dimensional single-precision floating-point ndarray.


Suggested change

Computes the range of absolute values of a one-dimensional single-precision floating-point ndarray.

Computes the [range][range] of absolute values of a one-dimensional single-precision floating-point ndarray.

Sachinn-64 · 2026-02-12T20:30:46Z

lib/node_modules/@stdlib/stats/base/ndarray/srangeabs/README.md

+
+struct ndarray *x = stdlib_ndarray_allocate( STDLIB_NDARRAY_FLOAT32, (uint8_t *)data, 1, shape, strides, 0, STDLIB_NDARRAY_ROW_MAJOR, STDLIB_NDARRAY_INDEX_ERROR, 1, submodes );
+
+// Compute the range of absolute values:


Suggested change

// Compute the range of absolute values:

// Compute the range:

Sachinn-64

@bhargava-d16 Addressed some minor changes.

--- type: pre_commit_static_analysis_report description: Results of running static analysis checks when committing changes. report: - task: lint_filenames status: passed - task: lint_editorconfig status: passed - task: lint_markdown status: passed - task: lint_package_json status: na - task: lint_repl_help status: na - task: lint_javascript_src status: na - task: lint_javascript_cli status: na - task: lint_javascript_examples status: na - task: lint_javascript_tests status: passed - task: lint_javascript_benchmarks status: passed - task: lint_python status: na - task: lint_r status: na - task: lint_c_src status: na - task: lint_c_examples status: na - task: lint_c_benchmarks status: missing_dependencies - task: lint_c_tests_fixtures status: na - task: lint_shell status: na - task: lint_typescript_declarations status: passed - task: lint_typescript_tests status: na - task: lint_license_headers status: passed ---

Planeshifter · 2026-02-13T03:54:41Z

lib/node_modules/@stdlib/stats/base/ndarray/srangeabs/README.md

+    // Compute the range:
+    float v = stdlib_stats_srangeabs( arrays );
+
+     // Print the result:


Tiny nit: there's an extra space before this comment (5 spaces instead of 4). The surrounding lines all use 4-space indentation.

Suggested change

// Print the result:

// Print the result:

--- type: pre_commit_static_analysis_report description: Results of running static analysis checks when committing changes. report: - task: lint_filenames status: passed - task: lint_editorconfig status: passed - task: lint_markdown status: passed - task: lint_package_json status: na - task: lint_repl_help status: na - task: lint_javascript_src status: na - task: lint_javascript_cli status: na - task: lint_javascript_examples status: na - task: lint_javascript_tests status: na - task: lint_javascript_benchmarks status: na - task: lint_python status: na - task: lint_r status: na - task: lint_c_src status: na - task: lint_c_examples status: na - task: lint_c_benchmarks status: na - task: lint_c_tests_fixtures status: na - task: lint_shell status: na - task: lint_typescript_declarations status: passed - task: lint_typescript_tests status: na - task: lint_license_headers status: passed ---

stdlib-bot added Statistics Issue or pull request related to statistical functionality. Needs Review A pull request which needs code review. labels Feb 12, 2026

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if ( isnanf( v ) ) {

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if ( isnanf( v ) ) {

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	printf( "1..%d\n", total );
	printf( "1..%d\n", total ); // TAP plan

	var isnan = require( '@stdlib/math/base/assert/is-nan' );
	var isnanf = require( '@stdlib/math/base/assert/is-nanf' );

	* @param {Collection} buffer - underlying data buffer
	* @param {Float32Array} buffer - underlying data buffer


		#### stdlib_stats_srangeabs( arrays )

		Computes the range of absolute values of a one-dimensional single-precision floating-point ndarray.

	Computes the range of absolute values of a one-dimensional single-precision floating-point ndarray.
	Computes the [range][range] of absolute values of a one-dimensional single-precision floating-point ndarray.


		struct ndarray x = stdlib_ndarray_allocate( STDLIB_NDARRAY_FLOAT32, (uint8_t )data, 1, shape, strides, 0, STDLIB_NDARRAY_ROW_MAJOR, STDLIB_NDARRAY_INDEX_ERROR, 1, submodes );

		// Compute the range of absolute values:

	// Compute the range of absolute values:
	// Compute the range:

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bhargava-d16 commented Feb 12, 2026

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feat: add C implementation for `stats/base/ndarray/srangeabs` #10240

feat: add C implementation for `stats/base/ndarray/srangeabs` #10240

stdlib-bot commented Feb 12, 2026 •

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