Last change
on this file since e29cc2e was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
|
-
Property mode
set to
100644
|
File size:
983 bytes
|
Rev | Line | |
---|
[6a3a178] | 1 | var $ = require('../internals/export');
|
---|
| 2 |
|
---|
| 3 | // eslint-disable-next-line es/no-math-hypot -- required for testing
|
---|
| 4 | var $hypot = Math.hypot;
|
---|
| 5 | var abs = Math.abs;
|
---|
| 6 | var sqrt = Math.sqrt;
|
---|
| 7 |
|
---|
| 8 | // Chrome 77 bug
|
---|
| 9 | // https://bugs.chromium.org/p/v8/issues/detail?id=9546
|
---|
| 10 | var BUGGY = !!$hypot && $hypot(Infinity, NaN) !== Infinity;
|
---|
| 11 |
|
---|
| 12 | // `Math.hypot` method
|
---|
| 13 | // https://tc39.es/ecma262/#sec-math.hypot
|
---|
| 14 | $({ target: 'Math', stat: true, forced: BUGGY }, {
|
---|
| 15 | // eslint-disable-next-line no-unused-vars -- required for `.length`
|
---|
| 16 | hypot: function hypot(value1, value2) {
|
---|
| 17 | var sum = 0;
|
---|
| 18 | var i = 0;
|
---|
| 19 | var aLen = arguments.length;
|
---|
| 20 | var larg = 0;
|
---|
| 21 | var arg, div;
|
---|
| 22 | while (i < aLen) {
|
---|
| 23 | arg = abs(arguments[i++]);
|
---|
| 24 | if (larg < arg) {
|
---|
| 25 | div = larg / arg;
|
---|
| 26 | sum = sum * div * div + 1;
|
---|
| 27 | larg = arg;
|
---|
| 28 | } else if (arg > 0) {
|
---|
| 29 | div = arg / larg;
|
---|
| 30 | sum += div * div;
|
---|
| 31 | } else sum += arg;
|
---|
| 32 | }
|
---|
| 33 | return larg === Infinity ? Infinity : larg * sqrt(sum);
|
---|
| 34 | }
|
---|
| 35 | });
|
---|
Note:
See
TracBrowser
for help on using the repository browser.