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                    node_modules/es5-ext/math/hypot/shim.js
                
             | 37 lines
             | 1000 B
             | application/javascript 
             | JavascriptLexer
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      // Thanks for hints: https://github.com/paulmillr/es6-shim

      "use strict";

      var some = Array.prototype.some

        , abs = Math.abs

        , sqrt = Math.sqrt

        , compare = function (val1, val2) { return val2 - val1; }

        , divide = function (value) { return value / this; }

        , add = function (sum, number) { return sum + number * number; };

      // eslint-disable-next-line no-unused-vars

      module.exports = function (val1, val2/*, …valn*/) {

      	var result, numbers;

      	if (!arguments.length) return 0;

      	some.call(arguments, function (val) {

      		if (isNaN(val)) {

      			result = NaN;

      			return false;

      		}

      		if (!isFinite(val)) {

      			result = Infinity;

      			return true;

      		}

      		if (result !== undefined) return false;

      		val = Number(val);

      		if (val === 0) return false;

      		if (numbers) numbers.push(abs(val));

      		else numbers = [abs(val)];

      		return false;

      	});

      	if (result !== undefined) return result;

      	if (!numbers) return 0;

      	numbers.sort(compare);

      	return numbers[0] * sqrt(numbers.map(divide, numbers[0]).reduce(add, 0));

      };

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				// Thanks for hints: https://github.com/paulmillr/es6-shim

				"use strict";

				var some = Array.prototype.some
				, abs = Math.abs
				, sqrt = Math.sqrt
				, compare = function (val1, val2) { return val2 - val1; }
				, divide = function (value) { return value / this; }
				, add = function (sum, number) { return sum + number * number; };

				// eslint-disable-next-line no-unused-vars
				module.exports = function (val1, val2/, …valn/) {
				var result, numbers;
				if (!arguments.length) return 0;
				some.call(arguments, function (val) {
				if (isNaN(val)) {
				result = NaN;
				return false;
				}
				if (!isFinite(val)) {
				result = Infinity;
				return true;
				}
				if (result !== undefined) return false;
				val = Number(val);
				if (val === 0) return false;
				if (numbers) numbers.push(abs(val));
				else numbers = [abs(val)];
				return false;
				});
				if (result !== undefined) return result;
				if (!numbers) return 0;

				numbers.sort(compare);
				return numbers[0] * sqrt(numbers.map(divide, numbers[0]).reduce(add, 0));
				};