From bf646e30e1981e094aaea89b82d68933b575a8df Mon Sep 17 00:00:00 2001
From: Jakub Mandula <jakub@mandula.cz>
Date: Sun, 26 Feb 2017 14:04:31 +0000
Subject: replace String.prototype.repeat with proper helper

---
 lib/helpers.js       | 36 +++++++++++++++++++-----------------
 test/helpers.unit.js |  8 ++++----
 2 files changed, 23 insertions(+), 21 deletions(-)

diff --git a/lib/helpers.js b/lib/helpers.js
index 6fa763c8..8f3b5c71 100644
--- a/lib/helpers.js
+++ b/lib/helpers.js
@@ -1,18 +1,3 @@
-/** Define the String.prototype.repeat if it is not implemented.... See PR #382
-*/
-if(typeof String.prototype.repeat === "undefined") {
-  String.prototype.repeat = function(num) {
-    if(typeof num ==="undefined") {
-      num = 0;
-    }
-    var text = "";
-    for(var i = 0; i < num; i++){
-      text += this.toString();
-    }
-    return text;
-  };
-}
-
 /**
  *
  * @namespace faker.helpers
@@ -127,6 +112,23 @@ var Helpers = function (faker) {
      return string.replace("L",checkNum);
    };
 
+   /** string repeat helper, alternative to String.prototype.repeat.... See PR #382
+   *
+   * @method faker.helpers.repeatString
+   * @param {string} string
+   * @param {number} num
+   */
+   self.repeatString = function(string,num) {
+     if(typeof num ==="undefined") {
+       num = 0;
+     }
+     var text = "";
+     for(var i = 0; i < num; i++){
+       text += string.toString();
+     }
+     return text;
+   };
+
    /**
     * parse string paterns in a similar way to RegExp
     *
@@ -153,14 +155,14 @@ var Helpers = function (faker) {
          min = tmp;
        }
        repetitions = faker.random.number({min:min,max:max});
-       string = string.slice(0,token.index)+ token[1].repeat(repetitions) + string.slice(token.index+token[0].length);
+       string = string.slice(0,token.index) + faker.helpers.repeatString(token[1], repetitions) + string.slice(token.index+token[0].length);
        token = string.match(RANGE_REP_REG);
      }
      // Deal with repeat `{num}`
      token = string.match(REP_REG);
      while(token !== null){
        repetitions = parseInt(token[2]);
-       string = string.slice(0,token.index)+ token[1].repeat(repetitions) + string.slice(token.index+token[0].length);
+       string = string.slice(0,token.index)+ faker.helpers.repeatString(token[1], repetitions) + string.slice(token.index+token[0].length);
        token = string.match(REP_REG);
      }
      // Deal with range `[min-max]` (only works with numbers for now)
diff --git a/test/helpers.unit.js b/test/helpers.unit.js
index 000e12fe..b440f33e 100644
--- a/test/helpers.unit.js
+++ b/test/helpers.unit.js
@@ -98,15 +98,15 @@ describe("helpers.js", function () {
         assert.ok(string.length <= 10 && string.length >= 5);
         assert.ok(string.match(/^\#{5,10}$/));
       });
-      it("flips teh range when min > max", function () {
+      it("flips the range when min > max", function () {
         var string = faker.helpers.regexpStyleStringParse("#{10,5}");
         assert.ok(string.length <= 10 && string.length >= 5);
         assert.ok(string.match(/^\#{5,10}$/));
       });
       it("repeats string {n} number of times", function () {
-        assert.ok(faker.helpers.regexpStyleStringParse("%{10}") === "%".repeat(10));
-        assert.ok(faker.helpers.regexpStyleStringParse("%{30}") === "%".repeat(30));
-        assert.ok(faker.helpers.regexpStyleStringParse("%{5}") === "%".repeat(5));
+        assert.ok(faker.helpers.regexpStyleStringParse("%{10}") === faker.helpers.repeatString("%",10));
+        assert.ok(faker.helpers.regexpStyleStringParse("%{30}") === faker.helpers.repeatString("%",30));
+        assert.ok(faker.helpers.regexpStyleStringParse("%{5}") === faker.helpers.repeatString("%",5));
       });
       it("creates a numerical range", function () {
         var string = faker.helpers.regexpStyleStringParse("Hello[0-9]");
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