tools/snippets: add documentation and basic tests for placeholder snippet function

Author: d-mahi14

tools/snippets/lib/index.js

@@ -1,40 +1,22 @@
-/**
-* @license Apache-2.0
-*
-* Copyright (c) 2026 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';
 
 /**
-* TODO: description
+* Example snippet utility.
 *
-* @module @stdlib/<TODO: module path>
+* @module @stdlib/tools/snippets
 *
 * @example
-* var TODO = require( '@stdlib/<TODO: module path>' );
+* var snippet = require( '@stdlib/tools/snippets' );
 *
-* var v = TODO( 0.0 );
-* // returns TODO
+* var v = snippet( 3.0 );
+* // returns 3.0
 */
 
 // MODULES //
 
-var TODO = require( './main.js' );
+var snippet = require( './main.js' );
 
 
 // EXPORTS //
 
-module.exports = TODO;
+module.exports = snippet;

tools/snippets/lib/main.js

@@ -1,40 +1,25 @@
-/**
-* @license Apache-2.0
-*
-* Copyright (c) 2026 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';
 
 // MAIN //
 
 /**
-* TODO: description
+* Example snippet function which returns the input value unchanged.
+*
+* This function exists as a simple demonstration utility for tooling
+* and documentation examples.
 *
-* @param {<TODO: type>} TODO - TODO: param desc
-* @returns {<TODO: type>} TODO: desc
+* @param {number} x - input value
+* @returns {number} input value
 *
 * @example
-* var v = TODO( 0.0 );
-* // returns TODO
+* var v = snippet( 2.0 );
+* // returns 2.0
 */
-function TODO() {
-	// TODO: implementation
+function snippet( x ) {
+	return x;
 }
 
 
 // EXPORTS //
 
-module.exports = TODO;
+module.exports = snippet;

tools/snippets/test/test.js

@@ -1,35 +1,19 @@
-/**
-* @license Apache-2.0
-*
-* Copyright (c) 2026 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 TODO = require( './../lib' );
+var snippet = require( './../lib' );
 
 
 // TESTS //
 
 tape( 'main export is a function', function test( t ) {
-	t.ok( true, __filename );
-	t.strictEqual( typeof TODO, 'function', 'main export is a function' );
+	t.strictEqual( typeof snippet, 'function', 'exports a function' );
 	t.end();
 });
 
-// TODO: add tests
+tape( 'returns input value unchanged', function test( t ) {
+	t.strictEqual( snippet( 4.0 ), 4.0, 'returns same value' );
+	t.end();
+});