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fix: handle bytearray length_value() #285

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Merged
paoun-ledger merged 1 commit into from
Mar 25, 2026
Merged

fix: handle bytearray length_value() #285

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6 changes: 3 additions & 3 deletions src/erc7730/common/binary.py
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Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,7 @@ def tlv(tag: int | IntEnum, value: bytes | str | None = None) -> bytes:


def length_value(
value: bytes | str | None,
value: bytes | bytearray | str | None,
) -> bytes:
"""
Prepend the length (DER encoded) of the value encoded to the value itself.
Expand All @@ -46,8 +46,8 @@ def length_value(
if value is None:
return (0).to_bytes(1, "big")
match value:
case bytes():
value_encoded = value
case bytes() | bytearray():
value_encoded = bytes(value)
case str():
value_encoded = value.encode("ascii", errors="strict")
return der_encode_int(len(value_encoded)) + value_encoded
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