From dc97bc199d90c7fcdcb392dc47dffd07965b5910 Mon Sep 17 00:00:00 2001
From: debsourav33 <debsourav33@gmail.com>
Date: Fri, 8 Mar 2024 19:47:04 -0700
Subject: [PATCH] fix matching beyond skipPos

---
 universalmutator/mutator.py | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/universalmutator/mutator.py b/universalmutator/mutator.py
index 330e182..8222f23 100644
--- a/universalmutator/mutator.py
+++ b/universalmutator/mutator.py
@@ -180,10 +180,12 @@ def mutants(source, ruleFiles=["universal.rules"], mutateTestCode=False, mutateB
                 skipp = skipRule.search(l, 0)
                 if skipp and (skipp.start() < skipPos):
                     skipPos = skipp.start()
-            pos = 0
-            p = lhs.search(l, pos)
-            while p and (pos < skipPos):
-                pos = p.start() + 1
+                    
+     
+            p = lhs.search(l, 0)
+
+            # skip mutating if match occurs at index >= skipPos
+            while p and (p.start() < skipPos):
                 try:
                     mutant = l[:p.start()] + lhs.sub(rhs, l[p.start():], count=1)
                 except KeyboardInterrupt:
@@ -233,7 +235,8 @@ def mutants(source, ruleFiles=["universal.rules"], mutateTestCode=False, mutateB
                 if (mutant != l) and ((lineno, mutant) not in produced) and (not skipDueToString):
                     mutants.append((lineno, mutant, ruleUsed, (lhs,rhs)))
                     produced[(lineno, mutant)] = True
-                p = lhs.search(l, pos)
+                
+                p = lhs.search(l, p.start()+1) #search from the next position of the current match
             if abandon:
                 break