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node_modules/ramda/es/keys.js

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+import _curry1 from "./internal/_curry1.js";
+import _has from "./internal/_has.js";
+import _isArguments from "./internal/_isArguments.js"; // cover IE < 9 keys issues
+
+var hasEnumBug = !
+/*#__PURE__*/
+{
+  toString: null
+}.propertyIsEnumerable('toString');
+var nonEnumerableProps = ['constructor', 'valueOf', 'isPrototypeOf', 'toString', 'propertyIsEnumerable', 'hasOwnProperty', 'toLocaleString']; // Safari bug
+
+var hasArgsEnumBug =
+/*#__PURE__*/
+function () {
+  'use strict';
+
+  return arguments.propertyIsEnumerable('length');
+}();
+
+var contains = function contains(list, item) {
+  var idx = 0;
+
+  while (idx < list.length) {
+    if (list[idx] === item) {
+      return true;
+    }
+
+    idx += 1;
+  }
+
+  return false;
+};
+/**
+ * Returns a list containing the names of all the enumerable own properties of
+ * the supplied object.
+ * Note that the order of the output array is not guaranteed to be consistent
+ * across different JS platforms.
+ *
+ * @func
+ * @memberOf R
+ * @since v0.1.0
+ * @category Object
+ * @sig {k: v} -> [k]
+ * @param {Object} obj The object to extract properties from
+ * @return {Array} An array of the object's own properties.
+ * @see R.keysIn, R.values
+ * @example
+ *
+ *      R.keys({a: 1, b: 2, c: 3}); //=> ['a', 'b', 'c']
+ */
+
+
+var keys = typeof Object.keys === 'function' && !hasArgsEnumBug ?
+/*#__PURE__*/
+_curry1(function keys(obj) {
+  return Object(obj) !== obj ? [] : Object.keys(obj);
+}) :
+/*#__PURE__*/
+_curry1(function keys(obj) {
+  if (Object(obj) !== obj) {
+    return [];
+  }
+
+  var prop, nIdx;
+  var ks = [];
+
+  var checkArgsLength = hasArgsEnumBug && _isArguments(obj);
+
+  for (prop in obj) {
+    if (_has(prop, obj) && (!checkArgsLength || prop !== 'length')) {
+      ks[ks.length] = prop;
+    }
+  }
+
+  if (hasEnumBug) {
+    nIdx = nonEnumerableProps.length - 1;
+
+    while (nIdx >= 0) {
+      prop = nonEnumerableProps[nIdx];
+
+      if (_has(prop, obj) && !contains(ks, prop)) {
+        ks[ks.length] = prop;
+      }
+
+      nIdx -= 1;
+    }
+  }
+
+  return ks;
+});
+export default keys;