69 lines
1.8 KiB
JavaScript
69 lines
1.8 KiB
JavaScript
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/**
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* @license Apache-2.0
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*
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* Copyright (c) 2021 The Stdlib Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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'use strict';
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// MODULES //
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var setReadOnly = require( '@stdlib/utils/define-nonenumerable-read-only-property' );
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var setReadOnlyAccessor = require( '@stdlib/utils/define-nonenumerable-read-only-accessor' );
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var dtypes2signatures = require( '@stdlib/ndarray/base/dtypes2signatures' );
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var dtypes = require( './types.json' );
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var meta = require( './meta.json' );
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// FUNCTIONS //
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/**
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* Returns a list of array interface type signatures.
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*
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* @private
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* @returns {StringArray} list of signatures
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*/
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function types() {
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return dtypes2signatures( dtypes, meta.nin, meta.nout );
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}
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// MAIN //
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/**
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* Defines properties which expose function meta data.
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*
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* @private
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* @param {Function} fcn - function on which to define properties
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*/
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function setProps( fcn ) {
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// Define the number of input arguments:
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setReadOnly( fcn, 'nargs', meta.nargs );
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// Define the number of input arrays:
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setReadOnly( fcn, 'nin', meta.nin );
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// Define the number of output arrays:
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setReadOnly( fcn, 'nout', meta.nout );
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// Define a read-only accessor for listing a function's supported array data types:
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setReadOnlyAccessor( fcn, 'types', types );
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}
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// EXPORTS //
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module.exports = setProps;
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