feat: add plot/vega/base/format-types

lib/node_modules/@stdlib/plot/vega/base/format-types/README.md

@@ -0,0 +1,117 @@
+<!--
+
+@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.
+
+-->
+
+# formatTypes
+
+> List of supported Vega format types.
+
+<!-- Section to include introductory text. Make sure to keep an empty line after the intro `section` element and another before the `/section` close. -->
+
+<section class="intro">
+
+</section>
+
+<!-- /.intro -->
+
+<!-- Package usage documentation. -->
+
+<section class="usage">
+
+## Usage
+
+```javascript
+var formatTypes = require( '@stdlib/plot/vega/base/format-types' );
+```
+
+#### formatTypes()
+
+Returns a list of format types.
+
+```javascript
+var out = formatTypes();
+// returns [ 'number', 'time', 'utc' ]
+```
+
+</section>
+
+<!-- /.usage -->
+
+<!-- Package usage notes. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->
+
+<section class="notes">
+
+</section>
+
+<!-- /.notes -->
+
+<!-- Package usage examples. -->
+
+<section class="examples">
+
+## Examples
+
+<!-- eslint no-undef: "error" -->
+
+```javascript
+var contains = require( '@stdlib/array/base/assert/contains' ).factory;
+var formatTypes = require( '@stdlib/plot/vega/base/format-types' );
+
+var isFormatType = contains( formatTypes() );
+
+var bool = isFormatType( 'number' );
+// returns true
+
+bool = isFormatType( 'time' );
+// returns true
+
+bool = isFormatType( 'beep' );
+// returns false
+
+bool = isFormatType( 'boop' );
+// returns false
+```
+
+</section>
+
+<!-- /.examples -->
+
+<!-- Section to include cited references. If references are included, add a horizontal rule *before* the section. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->
+
+<section class="references">
+
+</section>
+
+<!-- /.references -->
+
+<!-- Section for related `stdlib` packages. Do not manually edit this section, as it is automatically populated. -->
+
+<section class="related">
+
+</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">
+
+</section>
+
+<!-- /.links -->

lib/node_modules/@stdlib/plot/vega/base/format-types/benchmark/benchmark.js

@@ -0,0 +1,48 @@
+/**
+* @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 bench = require( '@stdlib/bench' );
+var isStringArray = require( '@stdlib/assert/is-string-array' ).primitives;
+var pkg = require( './../package.json' ).name;
+var formatTypes = require( './../lib' );
+
+
+// MAIN //
+
+bench( pkg, function benchmark( b ) {
+	var out;
+	var i;
+
+	b.tic();
+	for ( i = 0; i < b.iterations; i++ ) {
+		out = formatTypes();
+		if ( out.length < 2 ) {
+			b.fail( 'should return an array' );
+		}
+	}
+	b.toc();
+	if ( !isStringArray( out ) ) {
+		b.fail( 'should return an array of strings' );
+	}
+	b.pass( 'benchmark finished' );
+	b.end();
+});

lib/node_modules/@stdlib/plot/vega/base/format-types/docs/repl.txt

@@ -0,0 +1,17 @@
+
+{{alias}}()
+    Returns a list of format types.
+
+    Returns
+    -------
+    out: Array<string>
+        List of format types.
+
+    Examples
+    --------
+    > var out = {{alias}}()
+    [ 'number', 'time', 'utc' ]
+
+    See Also
+    --------
+

lib/node_modules/@stdlib/plot/vega/base/format-types/docs/types/index.d.ts

@@ -0,0 +1,35 @@
+/*
+* @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.
+*/
+
+// TypeScript Version: 4.1
+
+/**
+* Returns a list of format types.
+*
+* @returns list of format types
+*
+* @example
+* var list = formatTypes();
+* // returns [ 'number', 'time', 'utc' ]
+*/
+declare function formatTypes(): Array<string>;
+
+
+// EXPORTS //
+
+export = formatTypes;

lib/node_modules/@stdlib/plot/vega/base/format-types/docs/types/test.ts

@@ -0,0 +1,32 @@
+/*
+* @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.
+*/
+
+import formatTypes = require( './index' );
+
+
+// TESTS //
+
+// The function returns an array of strings...
+{
+	formatTypes(); // $ExpectType string[]
+}
+
+// The compiler throws an error if the function is provided any arguments...
+{
+	formatTypes( 9 ); // $ExpectError
+}

lib/node_modules/@stdlib/plot/vega/base/format-types/examples/index.js

@@ -0,0 +1,40 @@
+/**
+* @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';
+
+var contains = require( '@stdlib/array/base/assert/contains' ).factory;
+var formatTypes = require( './../lib' );
+
+var isFormatType = contains( formatTypes() );
+
+var bool = isFormatType( 'number' );
+console.log( bool );
+// => true
+
+bool = isFormatType( 'time' );
+console.log( bool );
+// => true
+
+bool = isFormatType( 'beep' );
+console.log( bool );
+// => false
+
+bool = isFormatType( 'boop' );
+console.log( bool );
+// => false

lib/node_modules/@stdlib/plot/vega/base/format-types/lib/data.json

@@ -0,0 +1,5 @@
+[
+  "number",
+  "time",
+  "utc"
+]

lib/node_modules/@stdlib/plot/vega/base/format-types/lib/index.js

@@ -0,0 +1,40 @@
+/**
+* @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';
+
+/**
+* Return a list of format types.
+*
+* @module @stdlib/plot/vega/base/format-types
+*
+* @example
+* var formatTypes = require( '@stdlib/plot/vega/base/format-types' );
+*
+* var out = formatTypes();
+* // returns [ 'number', 'time', 'utc' ]
+*/
+
+// MODULES //
+
+var main = require( './main.js' );
+
+
+// EXPORTS //
+
+module.exports = main;

lib/node_modules/@stdlib/plot/vega/base/format-types/lib/main.js

@@ -0,0 +1,44 @@
+/**
+* @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 DATA = require( './data.json' );
+
+
+// MAIN //
+
+/**
+* Returns a list of format types.
+*
+* @returns {StringArray} list of format types
+*
+* @example
+* var out = formatTypes();
+* // returns [ 'number', 'time', 'utc' ]
+*/
+function formatTypes() {
+	return DATA.slice();
+}
+
+
+// EXPORTS //
+
+module.exports = formatTypes;