From 219a4f6033c15ac682857dad0dd0decb1675e5af Mon Sep 17 00:00:00 2001
From: DiyanshuVortex <divyanshuchandra9027@gmail.com>
Date: Sun, 9 Nov 2025 18:45:13 +0530
Subject: [PATCH 01/12] feat: add has-split-symbol-support

---
 .../assert/has-split-symbol-support/README.md | 138 +++++++++++++++
 .../benchmark/benchmark.js                    |  49 ++++++
 .../assert/has-split-symbol-support/bin/cli   |  60 +++++++
 .../has-split-symbol-support/docs/repl.txt    |  18 ++
 .../docs/types/index.d.ts                     |  35 ++++
 .../docs/types/test.ts                        |  33 ++++
 .../has-split-symbol-support/docs/usage.txt   |   8 +
 .../etc/cli_opts.json                         |  14 ++
 .../examples/index.js                         |  28 +++
 .../has-split-symbol-support/lib/index.js     |  40 +++++
 .../has-split-symbol-support/lib/main.js      |  50 ++++++
 .../has-split-symbol-support/package.json     |  75 ++++++++
 .../has-split-symbol-support/test/test.cli.js | 163 ++++++++++++++++++
 .../has-split-symbol-support/test/test.js     |  66 +++++++
 14 files changed, 777 insertions(+)
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/benchmark/benchmark.js
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/bin/cli
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/repl.txt
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/index.d.ts
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/test.ts
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/usage.txt
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/etc/cli_opts.json
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/examples/index.js
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/index.js
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/main.js
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/package.json
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.cli.js
 create mode 100644 lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.js

diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md b/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
new file mode 100644
index 000000000000..3ec75883b725
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
@@ -0,0 +1,138 @@
+<!--
+
+@license Apache-2.0
+
+Copyright (c) 2018 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.
+
+-->
+
+# Iterator Symbol Support
+
+> Detect native [`Symbol.split`][mdn-split-symbol] support.
+
+<section class="usage">
+
+## Usage
+
+```javascript
+var hasSplitSymbolSupport = require( '@stdlib/assert/has-split-symbol-support' );
+```
+
+#### hasSplitSymbolSupport()
+
+Detects if a runtime environment supports ES2015 [`Symbol.split`][mdn-split-symbol].
+
+```javascript
+var bool = hasSplitSymbolSupport();
+// returns <boolean>
+```
+
+</section>
+
+<!-- /.usage -->
+
+<section class="examples">
+
+## Examples
+
+<!-- eslint no-undef: "error" -->
+
+```javascript
+var hasSplitSymbolSupport = require( '@stdlib/assert/has-split-symbol-support' );
+
+var bool = hasSplitSymbolSupport();
+if ( bool ) {
+    console.log( 'Environment has Symbol.split support.' );
+} else {
+    console.log( 'Environment lacks Symbol.split support.' );
+}
+```
+
+</section>
+
+<!-- /.examples -->
+
+* * *
+
+<section class="cli">
+
+## CLI
+
+<section class="usage">
+
+### Usage
+
+```text
+Usage: has-split-symbol-support [options]
+
+Options:
+
+  -h,    --help                Print this message.
+  -V,    --version             Print the package version.
+```
+
+</section>
+
+<!-- /.usage -->
+
+<section class="examples">
+
+### Examples
+
+```bash
+$ has-split-symbol-support
+<boolean>
+```
+
+</section>
+
+<!-- /.examples -->
+
+</section>
+
+<!-- /.cli -->
+
+<!-- Section for related `stdlib` packages. Do not manually edit this section, as it is automatically populated. -->
+
+<section class="related">
+
+* * *
+
+## See Also
+
+-   <span class="package-name">[`@stdlib/assert/has-async-iterator-symbol-support`][@stdlib/assert/has-async-iterator-symbol-support]</span><span class="delimiter">: </span><span class="description">detect native Symbol.asyncIterator support.</span>
+-   <span class="package-name">[`@stdlib/assert/has-symbol-support`][@stdlib/assert/has-symbol-support]</span><span class="delimiter">: </span><span class="description">detect native Symbol support.</span>
+
+</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">
+
+[mdn-iterator-symbol]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Symbol/split
+
+<!-- <related-links> -->
+
+[@stdlib/assert/has-async-iterator-symbol-support]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/assert/has-async-iterator-symbol-support
+
+[@stdlib/assert/has-symbol-support]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/assert/has-symbol-support
+
+<!-- </related-links> -->
+
+</section>
+
+<!-- /.links -->
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/benchmark/benchmark.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/benchmark/benchmark.js
new file mode 100644
index 000000000000..c0b14e8054b4
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/benchmark/benchmark.js
@@ -0,0 +1,49 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2018 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 pkg = require( './../package.json' ).name;
+var hasSplitSymbolSupport = require( './../lib' );
+
+
+// MAIN //
+
+bench( pkg, function benchmark( b ) {
+	var bool;
+	var i;
+
+	b.tic();
+	for ( i = 0; i < b.iterations; i++ ) {
+		// Note: the following *could* be optimized away via loop-invariant code motion. If so, the entire loop will disappear.
+		bool = hasSplitSymbolSupport();
+		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();
+});
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/bin/cli b/lib/node_modules/@stdlib/assert/has-split-symbol-support/bin/cli
new file mode 100644
index 000000000000..01a42fc68af5
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/bin/cli
@@ -0,0 +1,60 @@
+#!/usr/bin/env node
+
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2018 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 resolve = require( 'path' ).resolve;
+var readFileSync = require( '@stdlib/fs/read-file' ).sync;
+var CLI = require( '@stdlib/cli/ctor' );
+var detect = require( './../lib' );
+
+
+// MAIN //
+
+/**
+* Main execution sequence.
+*
+* @private
+*/
+function main() {
+	var flags;
+	var cli;
+
+	// Create a command-line interface:
+	cli = new CLI({
+		'pkg': require( './../package.json' ),
+		'options': require( './../etc/cli_opts.json' ),
+		'help': readFileSync( resolve( __dirname, '..', 'docs', 'usage.txt' ), {
+			'encoding': 'utf8'
+		})
+	});
+
+	// Get any provided command-line options:
+	flags = cli.flags();
+	if ( flags.help || flags.version ) {
+		return;
+	}
+
+	console.log( detect() ); // eslint-disable-line no-console
+}
+
+main();
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/repl.txt b/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/repl.txt
new file mode 100644
index 000000000000..4e81db5a6688
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/repl.txt
@@ -0,0 +1,18 @@
+
+{{alias}}()
+    Tests for native `Symbol.split` support.
+
+    Returns
+    -------
+    bool: boolean
+        Boolean indicating if an environment has native `Symbol.split`
+        support.
+
+    Examples
+    --------
+    > var bool = {{alias}}()
+    <boolean>
+
+    See Also
+    --------
+
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/index.d.ts b/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/index.d.ts
new file mode 100644
index 000000000000..752eff2d0de2
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/index.d.ts
@@ -0,0 +1,35 @@
+/*
+* @license Apache-2.0
+*
+* Copyright (c) 2019 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 for native `Symbol.split` support.
+*
+* @returns boolean indicating if an environment has `Symbol.split` support
+*
+* @example
+* var bool = hasSplitSymbolSupport();
+* // returns <boolean>
+*/
+declare function hasSplitSymbolSupport(): boolean;
+
+
+// EXPORTS //
+
+export = hasSplitSymbolSupport;
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/test.ts b/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/test.ts
new file mode 100644
index 000000000000..107a5158d7f8
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/test.ts
@@ -0,0 +1,33 @@
+/*
+* @license Apache-2.0
+*
+* Copyright (c) 2019 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 hasSplitSymbolSupport = require( './index' );
+
+
+// TESTS //
+
+// The function returns a boolean...
+{
+	hasSplitSymbolSupport(); // $ExpectType boolean
+}
+
+// The compiler throws an error if the function is provided arguments...
+{
+	hasSplitSymbolSupport( true ); // $ExpectError
+	hasSplitSymbolSupport( [], 123 ); // $ExpectError
+}
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/usage.txt b/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/usage.txt
new file mode 100644
index 000000000000..efc36cdd4815
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/usage.txt
@@ -0,0 +1,8 @@
+
+Usage: has-split-symbol-support [options]
+
+Options:
+
+  -h,    --help                Print this message.
+  -V,    --version             Print the package version.
+
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/etc/cli_opts.json b/lib/node_modules/@stdlib/assert/has-split-symbol-support/etc/cli_opts.json
new file mode 100644
index 000000000000..f245a17e6317
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/etc/cli_opts.json
@@ -0,0 +1,14 @@
+{
+	"boolean": [
+		"help",
+		"version"
+	],
+	"alias": {
+		"help": [
+			"h"
+		],
+		"version": [
+			"V"
+		]
+	}
+}
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/examples/index.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/examples/index.js
new file mode 100644
index 000000000000..ed736d013869
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/examples/index.js
@@ -0,0 +1,28 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2018 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 hasSplitSymbolSupport = require( './../lib' );
+
+var bool = hasSplitSymbolSupport();
+if ( bool ) {
+	console.log( 'Environment has Symbol.split support.' );
+} else {
+	console.log( 'Environment lacks Symbol.split support.' );
+}
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/index.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/index.js
new file mode 100644
index 000000000000..2501505b1152
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/index.js
@@ -0,0 +1,40 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2018 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';
+
+/**
+* Test for native `Symbol.split` support.
+*
+* @module @stdlib/assert/has-split-symbol-support
+*
+* @example
+* var hasSplitSymbolSupport = require( '@stdlib/assert/has-split-symbol-support' );
+*
+* var bool = hasSplitSymbolSupport();
+* // returns <boolean>
+*/
+
+// MODULES //
+
+var main = require( './main.js' );
+
+
+// EXPORTS //
+
+module.exports = main;
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/main.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/main.js
new file mode 100644
index 000000000000..89827d7b6b27
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/main.js
@@ -0,0 +1,50 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2018 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 hasOwnProp = require( '@stdlib/assert/has-own-property' );
+var Symbol = require( '@stdlib/symbol/ctor' );
+
+
+// MAIN //
+
+/**
+* Tests for native `Symbol.split` support.
+*
+* @returns {boolean} boolean indicating if an environment has `Symbol.split` support
+*
+* @example
+* var bool = hasSplitSymbolSupport();
+* // returns <boolean>
+*/
+function hasSplitSymbolSupport() {
+	return (
+		typeof Symbol === 'function' &&
+		typeof Symbol( 'foo' ) === 'symbol' &&
+		hasOwnProp( Symbol, 'split' ) &&
+        typeof Symbol.split === 'symbol'
+	);
+}
+
+
+// EXPORTS //
+
+module.exports = hasSplitSymbolSupport;
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/package.json b/lib/node_modules/@stdlib/assert/has-split-symbol-support/package.json
new file mode 100644
index 000000000000..8cfd0ddafc60
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/package.json
@@ -0,0 +1,75 @@
+{
+  "name": "@stdlib/assert/has-split-symbol-support",
+  "version": "0.0.0",
+  "description": "Detect native Symbol.split support.",
+  "license": "Apache-2.0",
+  "author": {
+    "name": "The Stdlib Authors",
+    "url": "https://github.com/stdlib-js/stdlib/graphs/contributors"
+  },
+  "contributors": [
+    {
+      "name": "The Stdlib Authors",
+      "url": "https://github.com/stdlib-js/stdlib/graphs/contributors"
+    }
+  ],
+  "bin": {
+    "has-split-symbol-support": "./bin/cli"
+  },
+  "main": "./lib",
+  "directories": {
+    "benchmark": "./benchmark",
+    "doc": "./docs",
+    "example": "./examples",
+    "lib": "./lib",
+    "test": "./test"
+  },
+  "types": "./docs/types",
+  "scripts": {},
+  "homepage": "https://github.com/stdlib-js/stdlib",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/stdlib-js/stdlib.git"
+  },
+  "bugs": {
+    "url": "https://github.com/stdlib-js/stdlib/issues"
+  },
+  "dependencies": {},
+  "devDependencies": {},
+  "engines": {
+    "node": ">=0.10.0",
+    "npm": ">2.7.0"
+  },
+  "os": [
+    "aix",
+    "darwin",
+    "freebsd",
+    "linux",
+    "macos",
+    "openbsd",
+    "sunos",
+    "win32",
+    "windows"
+  ],
+  "keywords": [
+    "stdlib",
+    "stdutils",
+    "stdutil",
+    "utilities",
+    "utility",
+    "utils",
+    "util",
+    "detect",
+    "feature",
+    "symbol",
+    "split",
+    "symbol.split",
+    "es2015",
+    "es6",
+    "support",
+    "has",
+    "native",
+    "issupported",
+    "cli"
+  ]
+}
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.cli.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.cli.js
new file mode 100644
index 000000000000..8e6986e5a2b9
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.cli.js
@@ -0,0 +1,163 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2018 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 resolve = require( 'path' ).resolve;
+var exec = require( 'child_process' ).exec;
+var tape = require( 'tape' );
+var IS_BROWSER = require( '@stdlib/assert/is-browser' );
+var IS_WINDOWS = require( '@stdlib/assert/is-windows' );
+var EXEC_PATH = require( '@stdlib/process/exec-path' );
+var readFileSync = require( '@stdlib/fs/read-file' ).sync;
+
+
+// VARIABLES //
+
+var fpath = resolve( __dirname, '..', 'bin', 'cli' );
+var opts = {
+	'skip': IS_BROWSER || IS_WINDOWS
+};
+
+
+// FIXTURES //
+
+var PKG_VERSION = require( './../package.json' ).version;
+
+
+// TESTS //
+
+tape( 'command-line interface', function test( t ) {
+	t.ok( true, __filename );
+	t.end();
+});
+
+tape( 'when invoked with a `--help` flag, the command-line interface prints the help text to `stderr`', opts, function test( t ) {
+	var expected;
+	var cmd;
+
+	expected = readFileSync( resolve( __dirname, '..', 'docs', 'usage.txt' ), {
+		'encoding': 'utf8'
+	});
+	cmd = [
+		EXEC_PATH,
+		fpath,
+		'--help'
+	];
+
+	exec( cmd.join( ' ' ), done );
+
+	function done( error, stdout, stderr ) {
+		if ( error ) {
+			t.fail( error.message );
+		} else {
+			t.strictEqual( stdout.toString(), '', 'does not print to `stdout`' );
+			t.strictEqual( stderr.toString(), expected+'\n', 'expected value' );
+		}
+		t.end();
+	}
+});
+
+tape( 'when invoked with a `-h` flag, the command-line interface prints the help text to `stderr`', opts, function test( t ) {
+	var expected;
+	var cmd;
+
+	expected = readFileSync( resolve( __dirname, '..', 'docs', 'usage.txt' ), {
+		'encoding': 'utf8'
+	});
+	cmd = [
+		EXEC_PATH,
+		fpath,
+		'-h'
+	];
+
+	exec( cmd.join( ' ' ), done );
+
+	function done( error, stdout, stderr ) {
+		if ( error ) {
+			t.fail( error.message );
+		} else {
+			t.strictEqual( stdout.toString(), '', 'does not print to `stdout`' );
+			t.strictEqual( stderr.toString(), expected+'\n', 'expected value' );
+		}
+		t.end();
+	}
+});
+
+tape( 'when invoked with a `--version` flag, the command-line interface prints the version to `stderr`', opts, function test( t ) {
+	var cmd = [
+		EXEC_PATH,
+		fpath,
+		'--version'
+	];
+
+	exec( cmd.join( ' ' ), done );
+
+	function done( error, stdout, stderr ) {
+		if ( error ) {
+			t.fail( error.message );
+		} else {
+			t.strictEqual( stdout.toString(), '', 'does not print to `stdout`' );
+			t.strictEqual( stderr.toString(), PKG_VERSION+'\n', 'expected value' );
+		}
+		t.end();
+	}
+});
+
+tape( 'when invoked with a `-V` flag, the command-line interface prints the version to `stderr`', opts, function test( t ) {
+	var cmd = [
+		EXEC_PATH,
+		fpath,
+		'-V'
+	];
+
+	exec( cmd.join( ' ' ), done );
+
+	function done( error, stdout, stderr ) {
+		if ( error ) {
+			t.fail( error.message );
+		} else {
+			t.strictEqual( stdout.toString(), '', 'does not print to `stdout`' );
+			t.strictEqual( stderr.toString(), PKG_VERSION+'\n', 'expected value' );
+		}
+		t.end();
+	}
+});
+
+tape( 'the command-line interface prints either `true` or `false` to `stdout` indicating whether an environment provides native `Symbol.split` support', opts, function test( t ) {
+	var cmd = [
+		EXEC_PATH,
+		fpath
+	];
+
+	exec( cmd.join( ' ' ), done );
+
+	function done( error, stdout, stderr ) {
+		var str;
+		if ( error ) {
+			t.fail( error.message );
+		} else {
+			str = stdout.toString();
+			t.strictEqual( str === 'true\n' || str === 'false\n', true, 'prints either `true` or `false` to `stdout`' );
+			t.strictEqual( stderr.toString(), '', 'does not print to `stderr`' );
+		}
+		t.end();
+	}
+});
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.js
new file mode 100644
index 000000000000..58ce82780bf1
--- /dev/null
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.js
@@ -0,0 +1,66 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2018 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 tape = require( 'tape' );
+var proxyquire = require( 'proxyquire' );
+var Symbol = require( '@stdlib/symbol/ctor' );
+var detect = require( './../lib' );
+
+
+// VARIABLES //
+
+var hasSplitSymbol = ( typeof Symbol === 'function' && typeof Symbol.split === 'symbol' );
+
+
+// TESTS //
+
+tape( 'main export is a function', function test( t ) {
+	t.ok( true, __filename );
+	t.strictEqual( typeof detect, 'function', 'main export is a function' );
+	t.end();
+});
+
+tape( 'feature detection result is a boolean', function test( t ) {
+	t.strictEqual( typeof detect(), 'boolean', 'detection result is a boolean' );
+	t.end();
+});
+
+tape( 'if `Symbol.split` is supported, detection result is `true`', function test( t ) {
+	if ( hasSplitSymbol ) {
+		t.strictEqual( detect(), true, 'detection result is `true`' );
+	} else {
+		t.strictEqual( detect(), false, 'detection result is `false`' );
+	}
+	t.end();
+});
+
+tape( 'the function guards against a `Symbol` global variable which does not produce `symbols`', function test( t ) {
+	var detect = proxyquire( './../lib/main.js', {
+		'@stdlib/symbol/ctor': mock
+	});
+	t.strictEqual( detect(), false, 'detection result is `false`' );
+	t.end();
+
+	function mock() {
+		return {};
+	}
+});

From 3dce77c3efd8795c95dcbdf5c17151e6bcfc3b64 Mon Sep 17 00:00:00 2001
From: DiyanshuVortex <divyanshuchandra9027@gmail.com>
Date: Mon, 10 Nov 2025 09:59:38 +0530
Subject: [PATCH 02/12] feat: add assert/has-split-symbol-support fixed linting
 error

---
 .../@stdlib/assert/has-split-symbol-support/README.md         | 4 ++--
 .../assert/has-split-symbol-support/docs/types/index.d.ts     | 2 +-
 .../assert/has-split-symbol-support/docs/types/test.ts        | 2 +-
 .../@stdlib/assert/has-split-symbol-support/lib/main.js       | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md b/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
index 3ec75883b725..88a8dd19f14c 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
@@ -2,7 +2,7 @@
 
 @license Apache-2.0
 
-Copyright (c) 2018 The Stdlib Authors.
+Copyright (c) 2025 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.
@@ -123,7 +123,7 @@ $ has-split-symbol-support
 
 <section class="links">
 
-[mdn-iterator-symbol]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Symbol/split
+[mdn-split-symbol]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Symbol/split
 
 <!-- <related-links> -->
 
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/index.d.ts b/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/index.d.ts
index 752eff2d0de2..62aaed4b9f62 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/index.d.ts
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/index.d.ts
@@ -1,7 +1,7 @@
 /*
 * @license Apache-2.0
 *
-* Copyright (c) 2019 The Stdlib Authors.
+* Copyright (c) 2025 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.
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/test.ts b/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/test.ts
index 107a5158d7f8..d1e26ea77754 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/test.ts
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/docs/types/test.ts
@@ -1,7 +1,7 @@
 /*
 * @license Apache-2.0
 *
-* Copyright (c) 2019 The Stdlib Authors.
+* Copyright (c) 2025 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.
diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/main.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/main.js
index 89827d7b6b27..7106d2aa7002 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/main.js
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/main.js
@@ -40,7 +40,7 @@ function hasSplitSymbolSupport() {
 		typeof Symbol === 'function' &&
 		typeof Symbol( 'foo' ) === 'symbol' &&
 		hasOwnProp( Symbol, 'split' ) &&
-        typeof Symbol.split === 'symbol'
+		typeof Symbol.split === 'symbol'
 	);
 }
 

From 6ae7fa1bffdb9626136bf706ca58bddbf9173c31 Mon Sep 17 00:00:00 2001
From: Athan <kgryte@gmail.com>
Date: Sun, 9 Nov 2025 20:35:54 -0800
Subject: [PATCH 03/12] docs: fix heading

Signed-off-by: Athan <kgryte@gmail.com>
---
 .../@stdlib/assert/has-split-symbol-support/README.md           | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md b/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
index 88a8dd19f14c..20e740ca50b5 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
@@ -18,7 +18,7 @@ limitations under the License.
 
 -->
 
-# Iterator Symbol Support
+# hasSplitSymbolSupport
 
 > Detect native [`Symbol.split`][mdn-split-symbol] support.
 

From 2058d03d561bb4ce16fb7987ce34ecc1426fc550 Mon Sep 17 00:00:00 2001
From: Athan <kgryte@gmail.com>
Date: Sun, 9 Nov 2025 20:36:49 -0800
Subject: [PATCH 04/12] docs: remove related packages

Signed-off-by: Athan <kgryte@gmail.com>
---
 .../assert/has-split-symbol-support/README.md     | 15 ---------------
 1 file changed, 15 deletions(-)

diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md b/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
index 20e740ca50b5..30518d697805 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
@@ -108,13 +108,6 @@ $ has-split-symbol-support
 
 <section class="related">
 
-* * *
-
-## See Also
-
--   <span class="package-name">[`@stdlib/assert/has-async-iterator-symbol-support`][@stdlib/assert/has-async-iterator-symbol-support]</span><span class="delimiter">: </span><span class="description">detect native Symbol.asyncIterator support.</span>
--   <span class="package-name">[`@stdlib/assert/has-symbol-support`][@stdlib/assert/has-symbol-support]</span><span class="delimiter">: </span><span class="description">detect native Symbol support.</span>
-
 </section>
 
 <!-- /.related -->
@@ -125,14 +118,6 @@ $ has-split-symbol-support
 
 [mdn-split-symbol]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Symbol/split
 
-<!-- <related-links> -->
-
-[@stdlib/assert/has-async-iterator-symbol-support]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/assert/has-async-iterator-symbol-support
-
-[@stdlib/assert/has-symbol-support]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/assert/has-symbol-support
-
-<!-- </related-links> -->
-
 </section>
 
 <!-- /.links -->

From 50cbfe5e09815f7c725f0ef2228ba88bedaf5547 Mon Sep 17 00:00:00 2001
From: Athan <kgryte@gmail.com>
Date: Sun, 9 Nov 2025 20:37:33 -0800
Subject: [PATCH 05/12] docs: fix copyright year

Signed-off-by: Athan <kgryte@gmail.com>
---
 .../@stdlib/assert/has-split-symbol-support/bin/cli             | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/bin/cli b/lib/node_modules/@stdlib/assert/has-split-symbol-support/bin/cli
index 01a42fc68af5..8520ae55bf89 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/bin/cli
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/bin/cli
@@ -3,7 +3,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2018 The Stdlib Authors.
+* Copyright (c) 2025 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.

From 9a9521e1045de5641ebd9794bab4e3b209dcf24a Mon Sep 17 00:00:00 2001
From: Athan <kgryte@gmail.com>
Date: Sun, 9 Nov 2025 20:38:25 -0800
Subject: [PATCH 06/12] docs: fix copyright year

Signed-off-by: Athan <kgryte@gmail.com>
---
 .../@stdlib/assert/has-split-symbol-support/examples/index.js   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/examples/index.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/examples/index.js
index ed736d013869..1fba4292cf3b 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/examples/index.js
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/examples/index.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2018 The Stdlib Authors.
+* Copyright (c) 2025 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.

From 686f27e28837cdfc9306665ba5390d47443ad77c Mon Sep 17 00:00:00 2001
From: Athan <kgryte@gmail.com>
Date: Sun, 9 Nov 2025 20:38:56 -0800
Subject: [PATCH 07/12] docs: fix copyright year

Signed-off-by: Athan <kgryte@gmail.com>
---
 .../@stdlib/assert/has-split-symbol-support/lib/index.js        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/index.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/index.js
index 2501505b1152..56d18598c649 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/index.js
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/index.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2018 The Stdlib Authors.
+* Copyright (c) 2025 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.

From 9008b191a15b9c925c859f296f6743cdc0dfcae9 Mon Sep 17 00:00:00 2001
From: Athan <kgryte@gmail.com>
Date: Sun, 9 Nov 2025 20:39:22 -0800
Subject: [PATCH 08/12] docs: fix copyright year

Signed-off-by: Athan <kgryte@gmail.com>
---
 .../@stdlib/assert/has-split-symbol-support/lib/main.js         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/main.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/main.js
index 7106d2aa7002..0bc6a35dae59 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/main.js
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/lib/main.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2018 The Stdlib Authors.
+* Copyright (c) 2025 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.

From f26eb5b5fa304f80118345408cc5280e1a56c038 Mon Sep 17 00:00:00 2001
From: Athan <kgryte@gmail.com>
Date: Sun, 9 Nov 2025 20:40:03 -0800
Subject: [PATCH 09/12] docs: fix copyright year

Signed-off-by: Athan <kgryte@gmail.com>
---
 .../@stdlib/assert/has-split-symbol-support/test/test.cli.js    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.cli.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.cli.js
index 8e6986e5a2b9..96c71f2642ee 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.cli.js
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.cli.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2018 The Stdlib Authors.
+* Copyright (c) 2025 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.

From 1b52ac08d25202e6bd30e5f794b37ab10ef6e906 Mon Sep 17 00:00:00 2001
From: Athan <kgryte@gmail.com>
Date: Sun, 9 Nov 2025 20:40:25 -0800
Subject: [PATCH 10/12] docs: fix copyright year

Signed-off-by: Athan <kgryte@gmail.com>
---
 .../assert/has-split-symbol-support/benchmark/benchmark.js      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/benchmark/benchmark.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/benchmark/benchmark.js
index c0b14e8054b4..3bcf309e1f2f 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/benchmark/benchmark.js
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/benchmark/benchmark.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2018 The Stdlib Authors.
+* Copyright (c) 2025 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.

From 33f16667edb4e884d98205a3c8ced4678e75eca4 Mon Sep 17 00:00:00 2001
From: Athan <kgryte@gmail.com>
Date: Sun, 9 Nov 2025 20:41:05 -0800
Subject: [PATCH 11/12] docs: fix copyright year

Signed-off-by: Athan <kgryte@gmail.com>
---
 .../@stdlib/assert/has-split-symbol-support/test/test.js        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.js b/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.js
index 58ce82780bf1..a645bca88656 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.js
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/test/test.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2018 The Stdlib Authors.
+* Copyright (c) 2025 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.

From 3209086a3b9f39539ee764612c8e88f7c8649c19 Mon Sep 17 00:00:00 2001
From: DiyanshuVortex <divyanshuchandra9027@gmail.com>
Date: Mon, 10 Nov 2025 10:11:28 +0530
Subject: [PATCH 12/12] feat: add assert/has-split-symbol-support fixed linting
 error

---
 .../assert/has-split-symbol-support/README.md   | 17 +----------------
 1 file changed, 1 insertion(+), 16 deletions(-)

diff --git a/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md b/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
index 88a8dd19f14c..cdc86fc111f3 100644
--- a/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
+++ b/lib/node_modules/@stdlib/assert/has-split-symbol-support/README.md
@@ -18,7 +18,7 @@ limitations under the License.
 
 -->
 
-# Iterator Symbol Support
+# Split Symbol Support
 
 > Detect native [`Symbol.split`][mdn-split-symbol] support.
 
@@ -108,13 +108,6 @@ $ has-split-symbol-support
 
 <section class="related">
 
-* * *
-
-## See Also
-
--   <span class="package-name">[`@stdlib/assert/has-async-iterator-symbol-support`][@stdlib/assert/has-async-iterator-symbol-support]</span><span class="delimiter">: </span><span class="description">detect native Symbol.asyncIterator support.</span>
--   <span class="package-name">[`@stdlib/assert/has-symbol-support`][@stdlib/assert/has-symbol-support]</span><span class="delimiter">: </span><span class="description">detect native Symbol support.</span>
-
 </section>
 
 <!-- /.related -->
@@ -125,14 +118,6 @@ $ has-split-symbol-support
 
 [mdn-split-symbol]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Symbol/split
 
-<!-- <related-links> -->
-
-[@stdlib/assert/has-async-iterator-symbol-support]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/assert/has-async-iterator-symbol-support
-
-[@stdlib/assert/has-symbol-support]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/assert/has-symbol-support
-
-<!-- </related-links> -->
-
 </section>
 
 <!-- /.links -->