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feat: add sort
method to array/fixed-endian-factory
#3298
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ahmad-kashkoush
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75c6885
feat: add sort method logic to fixed endian array
ahmad-kashkoush 10e3c53
feat: add benchmarks for sort method
ahmad-kashkoush 1326a08
fix: update sort logic
ahmad-kashkoush 08d6ad7
test: add tests for sort method
ahmad-kashkoush 1468962
docs: add sort method documentation
ahmad-kashkoush 6d40f8c
Merge branch 'develop' of github.com:stdlib-js/stdlib into endian-sort
ahmad-kashkoush 7ede885
Merge remote-tracking branch 'rem/develop' into endian-sort
ahmad-kashkoush 57ce9d2
refactor: update sort logic and insertion place
ahmad-kashkoush 22a2dc6
docs: insert sort method into correct place
ahmad-kashkoush 0c5eae4
test: replace fcn with hasSameValues
ahmad-kashkoush 4472c00
test: replace fcn with hasSameValues
ahmad-kashkoush c83387a
refactor: update benchmark check type
ahmad-kashkoush 69cde94
Merge remote-tracking branch 'rem/develop' into endian-sort
ahmad-kashkoush a870abb
docs: update readme
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60 changes: 60 additions & 0 deletions
60
lib/node_modules/@stdlib/array/fixed-endian-factory/benchmark/benchmark.sort.js
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/** | ||
* @license Apache-2.0 | ||
* | ||
* Copyright (c) 2024 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. | ||
*/ | ||
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'use strict'; | ||
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// MODULES // | ||
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var bench = require( '@stdlib/bench' ); | ||
var isTypedArray = require( '@stdlib/assert/is-typed-array' ); | ||
var pkg = require( './../package.json' ).name; | ||
var factory = require( './../lib' ); | ||
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// VARIABLES // | ||
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var Float64ArrayFE = factory( 'float64' ); | ||
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// MAIN // | ||
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bench( pkg+':sort', function benchmark( b ) { | ||
var out; | ||
var arr; | ||
var i; | ||
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arr = new Float64ArrayFE( 'little-endian', [ 1.0, 2.0, 3.0, 4.0, 5.0 ] ); | ||
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b.tic(); | ||
for ( i = 0; i < b.iterations; i++ ) { | ||
out = arr.sort( compareFcn ); | ||
if ( typeof out !== 'object' ) { | ||
b.fail( 'should return an object' ); | ||
} | ||
} | ||
b.toc(); | ||
if ( !isTypedArray( out ) ) { | ||
b.fail( 'should return a typed array' ); | ||
} | ||
b.pass( 'benchmark finished' ); | ||
b.end(); | ||
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function compareFcn( x, y ) { | ||
return x - y; | ||
} | ||
}); |
118 changes: 118 additions & 0 deletions
118
lib/node_modules/@stdlib/array/fixed-endian-factory/benchmark/benchmark.sort.length.js
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/** | ||
* @license Apache-2.0 | ||
* | ||
* Copyright (c) 2024 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. | ||
*/ | ||
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'use strict'; | ||
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// MODULES // | ||
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var bench = require( '@stdlib/bench' ); | ||
var pow = require( '@stdlib/math/base/special/pow' ); | ||
var zeroTo = require( '@stdlib/array/zero-to' ); | ||
var isTypedArray = require( '@stdlib/assert/is-typed-array' ); | ||
var pkg = require( './../package.json' ).name; | ||
var factory = require( './../lib' ); | ||
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// VARIABLES // | ||
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var Float64ArrayFE = factory( 'float64' ); | ||
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// FUNCTIONS // | ||
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/** | ||
* Comparison function. | ||
* | ||
* @private | ||
* @param {number} a - first value for comparison | ||
* @param {number} b - second value for comparison | ||
* @returns {number} comparison result | ||
*/ | ||
function compareFcn( a, b ) { | ||
if ( a > b ) { | ||
return 1; | ||
} | ||
if ( a < b) { | ||
return -1; | ||
} | ||
return 0; | ||
} | ||
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/** | ||
* Creates a benchmark function. | ||
* | ||
* @private | ||
* @param {PositiveInteger} len - array length | ||
* @returns {Function} benchmark function | ||
*/ | ||
function createBenchmark( len ) { | ||
var arr = new Float64ArrayFE( 'little-endian', zeroTo( len ) ); | ||
return benchmark; | ||
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/** | ||
* Benchmark function. | ||
* | ||
* @private | ||
* @param {Benchmark} b - benchmark instance | ||
*/ | ||
function benchmark( b ) { | ||
var out; | ||
var i; | ||
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b.tic(); | ||
for ( i = 0; i < b.iterations; i++ ) { | ||
out = arr.sort( compareFcn ); | ||
if ( typeof out !== 'object' ) { | ||
b.fail( 'should return an object' ); | ||
} | ||
} | ||
b.toc(); | ||
if ( !isTypedArray( out ) ) { | ||
b.fail( 'should return a typed array' ); | ||
} | ||
b.pass( 'benchmark finished' ); | ||
b.end(); | ||
} | ||
} | ||
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// MAIN // | ||
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/** | ||
* Main execution sequence. | ||
* | ||
* @private | ||
*/ | ||
function main() { | ||
var len; | ||
var min; | ||
var max; | ||
var f; | ||
var i; | ||
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min = 1; // 10^min | ||
max = 6; // 10^max | ||
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for ( i = min; i <= max; i++ ) { | ||
len = pow( 10, i ); | ||
f = createBenchmark( len ); | ||
bench( pkg+':sort:len='+len, f ); | ||
} | ||
} | ||
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main(); |
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Rather than a hand-rolled sort implementation, just copy to a temporary buffer (e.g., a plain array), use the built-in sort, and then copy back to the original buffer. That will be
2N + N log N
, which is still better thanN^2
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Ok, I'll update it