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-rw-r--r--node_modules/es5-ext/number/is-nan/is-implemented.js7
1 files changed, 7 insertions, 0 deletions
diff --git a/node_modules/es5-ext/number/is-nan/is-implemented.js b/node_modules/es5-ext/number/is-nan/is-implemented.js
new file mode 100644
index 000000000..756838a41
--- /dev/null
+++ b/node_modules/es5-ext/number/is-nan/is-implemented.js
@@ -0,0 +1,7 @@
+"use strict";
+
+module.exports = function () {
+ var numberIsNaN = Number.isNaN;
+ if (typeof numberIsNaN !== "function") return false;
+ return !numberIsNaN({}) && numberIsNaN(NaN) && !numberIsNaN(34);
+};