65 lines
1.6 KiB
JavaScript
65 lines
1.6 KiB
JavaScript
/**
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* @license Apache-2.0
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*
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* Copyright (c) 2018 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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/* eslint-disable no-invalid-this */
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'use strict';
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// MODULES //
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var isInteger = require( '@stdlib/assert/is-integer' ).isPrimitive;
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var getIndex = require( './../../base/ind' );
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var parent = require( './../../base/ctor' ); // eslint-disable-line stdlib/no-redeclare
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// VARIABLES //
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var base = parent.prototype.iget;
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// MAIN //
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/**
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* Returns an array element located at a specified linear index.
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*
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* ## Notes
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*
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* - For zero-dimensional arrays, the input argument is ignored and, for clarity, should not be provided.
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*
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* @private
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* @param {integer} [idx] - linear view index
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* @throws {TypeError} index must be an integer value
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* @throws {RangeError} index exceeds array dimensions
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* @returns {*} array element
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*/
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function iget( idx ) {
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if ( this._ndims > 0 ) {
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if ( !isInteger( idx ) ) {
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throw new TypeError( 'invalid argument. Index must be an integer value. Value: `'+idx+'`.' );
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}
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idx = getIndex( idx, this._length-1, this._mode );
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return base.call( this, idx );
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}
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return base.call( this );
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}
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// EXPORTS //
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module.exports = iget;
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