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4 files changed, 33 insertions, 0 deletions

diff --git a/node_modules/es5-ext/math/trunc/implement.js b/node_modules/es5-ext/math/trunc/implement.js
new file mode 100644
index 00000000..1ecc124c
--- /dev/null
+++ b/node_modules/es5-ext/math/trunc/implement.js
@@ -0,0 +1,8 @@
+"use strict";
+
+if (!require("./is-implemented")()) {
+	Object.defineProperty(Math, "trunc", { value: require("./shim"),
+		configurable: true,
+enumerable: false,
+writable: true });
+}
diff --git a/node_modules/es5-ext/math/trunc/index.js b/node_modules/es5-ext/math/trunc/index.js
new file mode 100644
index 00000000..94c02691
--- /dev/null
+++ b/node_modules/es5-ext/math/trunc/index.js
@@ -0,0 +1,5 @@
+"use strict";
+
+module.exports = require("./is-implemented")()
+	? Math.trunc
+	: require("./shim");
diff --git a/node_modules/es5-ext/math/trunc/is-implemented.js b/node_modules/es5-ext/math/trunc/is-implemented.js
new file mode 100644
index 00000000..b1507352
--- /dev/null
+++ b/node_modules/es5-ext/math/trunc/is-implemented.js
@@ -0,0 +1,7 @@
+"use strict";
+
+module.exports = function () {
+	var trunc = Math.trunc;
+	if (typeof trunc !== "function") return false;
+	return (trunc(13.67) === 13) && (trunc(-13.67) === -13);
+};
diff --git a/node_modules/es5-ext/math/trunc/shim.js b/node_modules/es5-ext/math/trunc/shim.js
new file mode 100644
index 00000000..bf6ac8cc
--- /dev/null
+++ b/node_modules/es5-ext/math/trunc/shim.js
@@ -0,0 +1,13 @@
+"use strict";
+
+var floor = Math.floor;
+
+module.exports = function (value) {
+	if (isNaN(value)) return NaN;
+	value = Number(value);
+	if (value === 0) return value;
+	if (value === Infinity) return Infinity;
+	if (value === -Infinity) return -Infinity;
+	if (value > 0) return floor(value);
+	return -floor(-value);
+};