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Diffstat (limited to 'internal/game/casino.go')
-rw-r--r--internal/game/casino.go9
1 files changed, 8 insertions, 1 deletions
diff --git a/internal/game/casino.go b/internal/game/casino.go
index 4dfced6..dcf4273 100644
--- a/internal/game/casino.go
+++ b/internal/game/casino.go
@@ -932,7 +932,14 @@ func renderSlotSnapshot(snapshot *casino.SlotSnapshot, mode string, unicode bool
if reel < snapshot.StoppedReels {
value = snapshot.Grid[row][reel]
}
- line += " " + colorSlotSymbol(mode, value) + strings.Repeat(" ", 7-len(value)) + " " + frameVertical
+ // Pad to the fixed 7-cell reel width; a malformed profile could
+ // otherwise make this negative and panic. Validation caps the id
+ // length, so this is a defence-in-depth backstop.
+ pad := 7 - len(value)
+ if pad < 0 {
+ pad = 0
+ }
+ line += " " + colorSlotSymbol(mode, value) + strings.Repeat(" ", pad) + " " + frameVertical
}
lines = append(lines, line)
}