Added requested comment

lmasroca · lmasroca · commit 5cc56e488568 · 2026-06-26T17:45:40.000-03:00
diff --git a/core/src/main/kotlin/org/evomaster/core/search/gene/regex/CharacterRangeRxGene.kt b/core/src/main/kotlin/org/evomaster/core/search/gene/regex/CharacterRangeRxGene.kt
@@ -30,6 +30,9 @@ class CharacterRangeRxGene(
         private val log = LoggerFactory.getLogger(CharacterRangeRxGene::class.java)
     }
 
+    // '\u0000' is a placeholder for the unsatisfiable case (empty MCR with no valid ranges).
+    // This gene will never be randomized or mutated when isUnsatisfiable() is true, as it would be immutable.
+    // getValueAsPrintableString throws when isUnsatisfiable, so that value should be unreachable.
     var value : Char = if (isUnsatisfiable()) '\u0000' else validRanges[0].start
 
     /**

Original file line number	Diff line number	Diff line change
`@@ -30,6 +30,9 @@ class CharacterRangeRxGene(`
`30`	`30`	`private val log = LoggerFactory.getLogger(CharacterRangeRxGene::class.java)`
`31`	`31`	`}`
`32`	`32`
	`33`	`+ // '\u0000' is a placeholder for the unsatisfiable case (empty MCR with no valid ranges).`
	`34`	`+ // This gene will never be randomized or mutated when isUnsatisfiable() is true, as it would be immutable.`
	`35`	`+ // getValueAsPrintableString throws when isUnsatisfiable, so that value should be unreachable.`
`33`	`36`	`var value : Char = if (isUnsatisfiable()) '\u0000' else validRanges[0].start`
`34`	`37`
`35`	`38`	`/**`