Constructor
new Witness(items)
Create a witness.
Extends:
- Stack
Parameters:
| Name | Type | Description |
|---|---|---|
items |
Array.<Buffer> | Object | Array of stack items. |
Properties:
| Name | Type | Attributes | Description |
|---|---|---|---|
items |
Array.<Buffer> | ||
redeem |
Script |
<nullable> |
|
length |
Number |
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Extends
- Stack
Methods
(static) fromArray(items) → {Witness}
Insantiate witness from an array of buffers.
Parameters:
| Name | Type | Description |
|---|---|---|
items |
Array.<Buffer> |
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Returns:
- Type
- Witness
(static) fromItems(items) → {Witness}
Insantiate witness from an array of buffers.
Parameters:
| Name | Type | Description |
|---|---|---|
items |
Array.<Buffer> |
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Returns:
- Type
- Witness
(static) fromStack(stack) → {Witness}
Insantiate witness from a stack.
Parameters:
| Name | Type | Description |
|---|---|---|
stack |
Stack |
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Returns:
- Type
- Witness
(static) isWitness(obj) → {Boolean}
Test an object to see if it is a Witness.
Parameters:
| Name | Type | Description |
|---|---|---|
obj |
Object |
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Returns:
- Type
- Boolean
compile() → {Witness}
Compile witness (NOP).
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Returns:
- Type
- Witness
encode() → {Buffer}
Encode witness.
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Returns:
- Type
- Buffer
format() → {String}
Inspect a Witness object.
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Returns:
Human-readable script.
- Type
- String
(private) fromArray(items)
Inject properties from an array of buffers.
Parameters:
| Name | Type | Description |
|---|---|---|
items |
Array.<Buffer> |
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(private) fromItems(items)
Inject properties from an array of buffers.
Parameters:
| Name | Type | Description |
|---|---|---|
items |
Array.<Buffer> |
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(private) fromJSON(json)
Inject properties from json object.
Parameters:
| Name | Type | Description |
|---|---|---|
json |
String |
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(private) fromOptions(options)
Inject properties from options object.
Parameters:
| Name | Type | Description |
|---|---|---|
options |
Object |
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(private) fromStack(stack)
Inject properties from a stack.
Parameters:
| Name | Type | Description |
|---|---|---|
stack |
Stack |
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(private) fromString(items)
Inject items from string.
Parameters:
| Name | Type | Description |
|---|---|---|
items |
String | Array.<String> |
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getInputAddress() → {Address|null}
"Guess" the address of the witness. This method is not 100% reliable.
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Returns:
- Type
- Address | null
getInputType() → {ScriptType}
"Guess" the type of the witness. This method is not 100% reliable.
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Returns:
- Type
- ScriptType
getJSON() → {String}
Convert witness to a hex string.
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Returns:
- Type
- String
getMultisigInput() → {Array.<Buffer>|null}
Get multisig signatures key if present. Always returns null.
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Returns:
- Type
- Array.<Buffer> | null
getPubkeyhashInput() → {Array}
Get P2PKH signature and key if present.
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Returns:
[sig, key]
- Type
- Array
getPubkeyInput() → {Buffer|null}
Get P2PK signature if present. Always returns null.
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Returns:
- Type
- Buffer | null
getRedeem() → {Script}
Grab and deserialize the redeem script from the witness.
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Returns:
Redeem script.
- Type
- Script
getScripthashInput() → {Buffer|null}
Get P2SH redeem script if present.
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Returns:
- Type
- Buffer | null
getSize() → {Number}
Calculate size of the witness excluding the varint size bytes.
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Returns:
- Type
- Number
getVarSize() → {Number}
Calculate size of the witness including the varint size bytes.
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Returns:
- Type
- Number
indexOf(data) → {Number}
Find a data element in a witness.
Parameters:
| Name | Type | Description |
|---|---|---|
data |
Buffer | Data element to match against. |
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Returns:
Index (-1 if not present).
- Type
- Number
(private) inject(witness) → {Witness}
Inject properties from witness. Used for cloning.
Parameters:
| Name | Type | Description |
|---|---|---|
witness |
Witness |
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Returns:
- Type
- Witness
isMultisigInput() → {Boolean}
"Test" whether the witness is a multisig input. Always returns false.
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Returns:
- Type
- Boolean
isPubkeyhashInput() → {Boolean}
"Guess" whether the witness is a pubkeyhash input. This method is not 100% reliable.
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Returns:
- Type
- Boolean
isPubkeyInput() → {Boolean}
"Test" whether the witness is a pubkey input. Always returns false.
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Returns:
- Type
- Boolean
isScripthashInput() → {Boolean}
"Guess" whether the witness is a scripthash input. This method is not 100% reliable.
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Returns:
- Type
- Boolean
isUnknownInput() → {Boolean}
"Guess" whether the witness is an unknown/non-standard type. This method is not 100% reliable.
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Returns:
- Type
- Boolean
(private) read(br)
Inject properties from buffer reader.
Parameters:
| Name | Type | Description |
|---|---|---|
br |
BufferReader |
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test(filter) → {Boolean}
Test the witness against a bloom filter.
Parameters:
| Name | Type | Description |
|---|---|---|
filter |
Bloom |
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Returns:
- Type
- Boolean
toArray() → {Array.<Buffer>}
Convert witness to an array of buffers.
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Returns:
- Type
- Array.<Buffer>
toItems() → {Array.<Buffer>}
Convert witness to an array of buffers.
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Returns:
- Type
- Array.<Buffer>
toStack() → {Stack}
Convert witness to a stack.
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Returns:
- Type
- Stack
write(bw)
Write witness to a buffer writer.
Parameters:
| Name | Type | Description |
|---|---|---|
bw |
BufferWriter |
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