From 5f001b75dd9dd2df36e03a314a21d3476568ce3d Mon Sep 17 00:00:00 2001
From: Juanjo Diaz <juanjo.diazmo@gmail.com>
Date: Wed, 27 Jan 2021 20:39:29 +0100
Subject: [PATCH] perf: do quote replacement in a single pass

---
 lib/JSON2CSVBase.js | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/lib/JSON2CSVBase.js b/lib/JSON2CSVBase.js
index 4444fe9..6e45da2 100644
--- a/lib/JSON2CSVBase.js
+++ b/lib/JSON2CSVBase.js
@@ -168,13 +168,15 @@ class JSON2CSVBase {
     }
 
     if (typeof value === 'string') {
-      if(value.includes(this.opts.quote)) {
-        value = value.replace(new RegExp(this.opts.quote, 'g'), this.opts.escapedQuote);
-      }
-
       if (this.opts.excelStrings) {
-        value = `"=""${value.replace(new RegExp(this.opts.quote, 'g'), this.opts.escapedQuote)}"""`;
+        if(value.includes(this.opts.quote)) {
+          value = value.replace(new RegExp(this.opts.quote, 'g'), `${this.opts.escapedQuote}${this.opts.escapedQuote}`);
+        }
+        value = `"=""${value}"""`;
       } else {
+        if(value.includes(this.opts.quote)) {
+          value = value.replace(new RegExp(this.opts.quote, 'g'), this.opts.escapedQuote);
+        }
         value = `${this.opts.quote}${value}${this.opts.quote}`;
       }
     }