4 files changed, 63 insertions, 0 deletions
diff --git a/node_modules/es5-ext/math/hypot/implement.js b/node_modules/es5-ext/math/hypot/implement.js
new file mode 100644
index 000000000..e2b3928b3
--- /dev/null
+++ b/node_modules/es5-ext/math/hypot/implement.js
@@ -0,0 +1,8 @@
+"use strict";
+
+if (!require("./is-implemented")()) {
+	Object.defineProperty(Math, "hypot", { value: require("./shim"),
+		configurable: true,
+enumerable: false,
+writable: true });
+}
diff --git a/node_modules/es5-ext/math/hypot/index.js b/node_modules/es5-ext/math/hypot/index.js
new file mode 100644
index 000000000..a030a4198
--- /dev/null
+++ b/node_modules/es5-ext/math/hypot/index.js
@@ -0,0 +1,5 @@
+"use strict";
+
+module.exports = require("./is-implemented")()
+	? Math.hypot
+	: require("./shim");
diff --git a/node_modules/es5-ext/math/hypot/is-implemented.js b/node_modules/es5-ext/math/hypot/is-implemented.js
new file mode 100644
index 000000000..d317bc7e5
--- /dev/null
+++ b/node_modules/es5-ext/math/hypot/is-implemented.js
@@ -0,0 +1,7 @@
+"use strict";
+
+module.exports = function () {
+	var hypot = Math.hypot;
+	if (typeof hypot !== "function") return false;
+	return hypot(3, 4) === 5;
+};
diff --git a/node_modules/es5-ext/math/hypot/shim.js b/node_modules/es5-ext/math/hypot/shim.js
new file mode 100644
index 000000000..2a92b1715
--- /dev/null
+++ b/node_modules/es5-ext/math/hypot/shim.js
@@ -0,0 +1,43 @@
+// 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));
+};