From 3fcc2d26c33ddb43ac782db0351cf6642edecbb1 Mon Sep 17 00:00:00 2001
From: Fabio Issamu Oshiro <fabio.oshiro@gmail.com>
Date: Wed, 2 Nov 2022 13:15:52 -0300
Subject: [PATCH] fix: formula calculation fails '=6^4-4^4' #83

---
 package.json           | 2 +-
 src/Exp.js             | 2 +-
 test/2-bug-fix-test.js | 5 +++++
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/package.json b/package.json
index 4543acd..7198844 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "xlsx-calc",
-  "version": "0.7.6",
+  "version": "0.7.7",
   "description": "A simple xlsx formula calculator.",
   "main": "src/index.js",
   "repository": "git@github.com:fabiooshiro/xlsx-calc.git",
diff --git a/src/Exp.js b/src/Exp.js
index 82c338a..474f560 100644
--- a/src/Exp.js
+++ b/src/Exp.js
@@ -134,10 +134,10 @@ module.exports = function Exp(formula) {
 
     self.calc = function() {
         let args = self.args.concat();
-        exec_minus(args);
         exec('^', args, function(a, b) {
             return Math.pow(+a, +b);
         });
+        exec_minus(args);
         exec('/', args, function(a, b) {
             if (b == 0) {
                 throw Error('#DIV/0!');
diff --git a/test/2-bug-fix-test.js b/test/2-bug-fix-test.js
index 702c6e8..c522822 100644
--- a/test/2-bug-fix-test.js
+++ b/test/2-bug-fix-test.js
@@ -47,6 +47,11 @@ describe('Bugs', function() {
         XLSX_CALC(workbook);
         assert.equal(workbook.Sheets.Sheet1.A2.v, true);
     });
+    it('should calc 6^4-4^4 = 1040', function() {
+        workbook.Sheets.Sheet1.A2.f = '6^4-4^4';
+        XLSX_CALC(workbook);
+        assert.equal(workbook.Sheets.Sheet1.A2.v, 1040);
+    });
     it('should consider the end of string', function() {
         workbook.Sheets.Sheet1.A1.f = 'IF($C$3<=0,"Tempo de Investimento Invalido",IF($C$3<=24,"x","y"))';
         workbook.Sheets.Sheet1.C3 = { v: 24 };