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node_modules/core-js/modules/es.escape.js

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+'use strict';
+var $ = require('../internals/export');
+var uncurryThis = require('../internals/function-uncurry-this');
+var toString = require('../internals/to-string');
+
+var charAt = uncurryThis(''.charAt);
+var charCodeAt = uncurryThis(''.charCodeAt);
+var exec = uncurryThis(/./.exec);
+var numberToString = uncurryThis(1.0.toString);
+var toUpperCase = uncurryThis(''.toUpperCase);
+
+var raw = /[\w*+\-./@]/;
+
+var hex = function (code, length) {
+  var result = numberToString(code, 16);
+  while (result.length < length) result = '0' + result;
+  return result;
+};
+
+// `escape` method
+// https://tc39.es/ecma262/#sec-escape-string
+$({ global: true }, {
+  escape: function escape(string) {
+    var str = toString(string);
+    var result = '';
+    var length = str.length;
+    var index = 0;
+    var chr, code;
+    while (index < length) {
+      chr = charAt(str, index++);
+      if (exec(raw, chr)) {
+        result += chr;
+      } else {
+        code = charCodeAt(chr, 0);
+        if (code < 256) {
+          result += '%' + hex(code, 2);
+        } else {
+          result += '%u' + toUpperCase(hex(code, 4));
+        }
+      }
+    } return result;
+  }
+});