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Fix MonadFail compilation error for binary PutM #2

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Fix MonadFail compilation error for binary PutM #2

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8 changes: 4 additions & 4 deletions src/Data/Bitcoin/Script/Types.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -340,21 +340,21 @@ instance Binary ScriptOp where
let len = BS.length payload
case optype of
OPCODE -> do
unless (len <= 0x4b) $ fail
unless (len <= 0x4b) $ error
"OP_PUSHDATA OPCODE: Payload size too big"
putWord8 $ fromIntegral len
OPDATA1 -> do
unless (len <= 0xff) $ fail
unless (len <= 0xff) $ error
"OP_PUSHDATA OPDATA1: Payload size too big"
putWord8 0x4c
putWord8 $ fromIntegral len
OPDATA2 -> do
unless (len <= 0xffff) $ fail
unless (len <= 0xffff) $ error
"OP_PUSHDATA OPDATA2: Payload size too big"
putWord8 0x4d
putWord16le $ fromIntegral len
OPDATA4 -> do
unless (len <= 0x7fffffff) $ fail
unless (len <= 0x7fffffff) $ error
"OP_PUSHDATA OPDATA4: Payload size too big"
putWord8 0x4e
putWord32le $ fromIntegral len
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