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fix(ledger): preallocate program to prevent nil #1192

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Merged
merged 1 commit into from
Sep 16, 2025
Merged

fix(ledger): preallocate program to prevent nil #1192

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6 changes: 4 additions & 2 deletions ledger/common/script.go
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Original file line number Diff line number Diff line change
Expand Up @@ -145,6 +145,8 @@ func (s PlutusV3Script) Evaluate(
budget ExUnits,
) (ExUnits, error) {
var usedExUnits ExUnits
var err error
program := &syn.Program[syn.DeBruijn]{}
// Set budget
machineBudget := cek.DefaultExBudget
if budget.Steps > 0 || budget.Memory > 0 {
Expand All @@ -155,11 +157,11 @@ func (s PlutusV3Script) Evaluate(
}
// Decode raw script as bytestring to get actual script bytes
var innerScript []byte
if _, err := cbor.Decode([]byte(s), &innerScript); err != nil {
if _, err = cbor.Decode([]byte(s), &innerScript); err != nil {
return usedExUnits, err
}
// Decode program
program, err := syn.Decode[syn.DeBruijn]([]byte(innerScript))
program, err = syn.Decode[syn.DeBruijn]([]byte(innerScript))
if err != nil {
return usedExUnits, fmt.Errorf("decode script: %w", err)
}
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