1 files changed, 42 insertions, 0 deletions
diff --git a/node_modules/es5-ext/test/object/is-plain-function.js b/node_modules/es5-ext/test/object/is-plain-function.js
new file mode 100644
index 000000000..9c1f5ed38
--- /dev/null
+++ b/node_modules/es5-ext/test/object/is-plain-function.js
@@ -0,0 +1,42 @@
+"use strict";
+
+var setPrototypeOf = require("../../object/set-prototype-of");
+
+module.exports = function (t, a) {
+	a(t(function () {}), true, "Function");
+	a(t({}), false, "Object");
+	a(t(), false, "Undefined");
+	a(t(null), false, "Null");
+	if (setPrototypeOf) {
+		a(
+			t(Object.setPrototypeOf(function () {}, Object.prototype)),
+			false,
+			"Function with non-function prototype"
+		);
+	}
+	var arrowfn;
+	try {
+		arrowfn = eval("(() => {})");
+	} catch (e) {}
+	if (arrowfn) {
+		a(t(arrowfn), true, "Arrow function");
+	}
+
+	var classFn;
+	try {
+		classFn = eval("(class {})");
+	} catch (e) {}
+	if (classFn) {
+		a(t(classFn), false, "Class");
+	}
+
+	var commentedClassFn;
+	try {
+		// Follows issue reported to ljhard/is-callable project:
+		// https://github.com/ljharb/is-callable/issues/4
+		commentedClassFn = eval("(class/*kkk*/\n//blah\n Bar\n//blah\n {})");
+	} catch (e) {}
+	if (commentedClassFn) {
+		a(t(commentedClassFn, false, "Class"), false, "Class with comments");
+	}
+};