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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| //------------------------------------------------------------------------------------------------------- | ||
| // Copyright (C) Microsoft. All rights reserved. | ||
| // Copyright (c) 2021 ChakraCore Project Contributors. All rights reserved. | ||
| // Licensed under the MIT license. See LICENSE.txt file in the project root for full license information. | ||
| //------------------------------------------------------------------------------------------------------- | ||
|
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| "use strict"; | ||
|
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| (function (intrinsic) { | ||
| var platform = intrinsic.JsBuiltIn; | ||
|
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| __chakraLibrary.positiveInfinity = platform.POSITIVE_INFINITY; | ||
| __chakraLibrary.negativeInfinity = platform.NEGATIVE_INFINITY; | ||
|
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| platform.registerFunction('min', function (value1, value2) { | ||
| // #sec-math.min | ||
|
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| // If no arguments are given, the result is positive infinity | ||
| // If any value is NaN, the result is NaN. | ||
| // The comparison of values to determine the smallest value is done using the Abstract Relational Comparison algorithm except that +0 is considered to be larger than -0. | ||
| if (arguments.length === 0 ) { | ||
| return __chakraLibrary.positiveInfinity; | ||
| } | ||
|
|
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| value1 = +value1; | ||
| if (value1 !== value1) { | ||
| return NaN; | ||
| } | ||
|
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| if (arguments.length === 1) { | ||
| return value1; | ||
| } | ||
|
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| if (arguments.length === 2) { | ||
| value2 = +value2; | ||
| if (value2 !== value2) { | ||
| return NaN; | ||
| } | ||
| if ((value1 < value2) || (value1 === value2 && value1 === 0 && 1/value1 < 1/value2)) { // checks for -0 and +0 | ||
| return value1; | ||
| } | ||
| else { | ||
| return value2; | ||
| } | ||
| } | ||
|
|
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| let min = value1; | ||
| let nextVal; | ||
|
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| for (let i = 1; i < arguments.length; i++) { | ||
| nextVal = +arguments[i]; | ||
| if (nextVal !== nextVal) { | ||
| return NaN; | ||
| } | ||
| else if ((min > nextVal) || (min === nextVal && min === 0 && 1/min > 1/nextVal)) { // checks for -0 and +0 | ||
| min = nextVal; | ||
| } | ||
| } | ||
|
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| return min; | ||
| }); | ||
|
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| platform.registerFunction('max', function (value1, value2) { | ||
| // #sec-math.max | ||
|
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| // If no arguments are given, the result is negative infinity | ||
| // If any value is NaN, the result is NaN. | ||
| // The comparison of values to determine the largest value is done using the Abstract Relational Comparison algorithm except that +0 is considered to be larger than -0. | ||
| if (arguments.length === 0) { | ||
| return __chakraLibrary.negativeInfinity; | ||
| } | ||
|
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| value1 = +value1; | ||
| if (value1 !== value1) { | ||
| return NaN; | ||
| } | ||
|
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| if (arguments.length === 1) { | ||
| return value1; | ||
| } | ||
|
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| if (arguments.length === 2) { | ||
| value2 = +value2; | ||
| if (value2 !== value2) { | ||
| return NaN; | ||
| } | ||
| if ((value1 > value2) || (value1 === value2 && value1 === 0 && 1/value1 > 1/value2)) { // checks for -0 and +0 | ||
| return value1; | ||
| } | ||
| else { | ||
| return value2; | ||
| } | ||
| } | ||
|
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| let max = value1; | ||
| let nextVal; | ||
|
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| for (let i = 1; i < arguments.length; i++) { | ||
| nextVal = +arguments[i]; | ||
| if (nextVal !== nextVal) { | ||
| return NaN; | ||
| } | ||
| else if ((max < nextVal) || (max === nextVal && max === 0 && 1/max < 1/nextVal)) { // checks for -0 and +0 | ||
| max = nextVal; | ||
| } | ||
| } | ||
|
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| return max; | ||
| }); | ||
| }); |
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