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fix(wasm-solana): return empty string for unsigned (all-zeros) signat… #164

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Merged
lcovar merged 1 commit into from
Feb 13, 2026
+15 −2
Merged

fix(wasm-solana): return empty string for unsigned (all-zeros) signat… #164

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17 changes: 15 additions & 2 deletions packages/wasm-solana/src/parser.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -153,8 +153,21 @@ pub fn parse_transaction(bytes: &[u8]) -> Result<ParsedTransaction, String> {
// Note: Instruction combining (e.g., CreateAccount + StakeInitialize → StakingActivate)
// is handled by TypeScript in mapWasmInstructionsToBitGoJS for flexibility

// Extract signatures as base58 strings
let signatures: Vec<String> = tx.signatures.iter().map(|s| s.to_string()).collect();
// Extract signatures as base58 strings.
// All-zeros signatures (unsigned placeholder slots) are returned as empty strings
// so the JS side can simply use `signatures[0] || 'UNAVAILABLE'`.
let signatures: Vec<String> = tx
.signatures
.iter()
.map(|s| {
let bytes: &[u8] = s.as_ref();
if bytes.iter().all(|&b| b == 0) {
String::new()
} else {
s.to_string()
}
})
.collect();

Ok(ParsedTransaction {
fee_payer,
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