RanchiMall/bitcoinjs-lib
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remove _changed as it had no meaning

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junderw 2018-05-22 17:56:54 +09:00
parent d85c4c9b9b
commit 5a60a03066
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GPG Key ID: B256185D3A971908
1 changed files with 9 additions and 19 deletions
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28
src/transaction.js
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@ -47,8 +47,6 @@ class Transaction {
this._id = null this._id = null
this._buffer = null this._buffer = null
this._hex = null this._hex = null
this._changed = false
} }
static get DEFAULT_SEQUENCE () { return 0xffffffff } static get DEFAULT_SEQUENCE () { return 0xffffffff }
@ -60,38 +58,35 @@ class Transaction {
static get ADVANCED_TRANSACTION_FLAG () { return 0x01 } static get ADVANCED_TRANSACTION_FLAG () { return 0x01 }
get isCoinbase () { get isCoinbase () {
if (this._isCoinbase !== null && this._changed === false) { if (this._isCoinbase !== null) {
return this._isCoinbase return this._isCoinbase
} }
this._isCoinbase = this.ins.length === 1 && Transaction.isCoinbaseHash(this.ins[0].hash) this._isCoinbase = this.ins.length === 1 && Transaction.isCoinbaseHash(this.ins[0].hash)
this._changed = false
return this._isCoinbase return this._isCoinbase
} }
get hasWitnesses () { get hasWitnesses () {
if (this._hasWitnesses !== null && this._changed === false) { if (this._hasWitnesses !== null) {
return this._hasWitnesses return this._hasWitnesses
} }
this._hasWitnesses = this.ins.some((x) => this._hasWitnesses = this.ins.some((x) =>
x.witness.length !== 0 x.witness.length !== 0
) )
this._changed = false
return this._hasWitnesses return this._hasWitnesses
} }
get weight () { get weight () {
if (this._weight !== null && this._changed === false) { if (this._weight !== null) {
return this._weight return this._weight
} }
const base = this.__byteLength(false) const base = this.__byteLength(false)
const total = this.__byteLength(true) const total = this.__byteLength(true)
this._weight = base * 3 + total this._weight = base * 3 + total
this._changed = false
return this._weight return this._weight
} }
get virtualSize () { get virtualSize () {
if (this._virtualSize !== null && this._changed === false) { if (this._virtualSize !== null) {
return this._virtualSize return this._virtualSize
} }
this._virtualSize = Math.ceil(this.weight / 4) this._virtualSize = Math.ceil(this.weight / 4)
@ -99,25 +94,23 @@ class Transaction {
} }
get byteLength () { get byteLength () {
if (this._byteLength !== null && this._changed === false) { if (this._byteLength !== null) {
return this._byteLength return this._byteLength
} }
this._byteLength = this.__byteLength(true) this._byteLength = this.__byteLength(true)
this._changed = false
return this._byteLength return this._byteLength
} }
get hash () { get hash () {
if (this._hash !== null && this._changed === false) { if (this._hash !== null) {
return this._hash return this._hash
} }
this._hash = bcrypto.hash256(this.__toBuffer(undefined, undefined, false)) this._hash = bcrypto.hash256(this.__toBuffer(undefined, undefined, false))
this._changed = false
return this._hash return this._hash
} }
get id () { get id () {
if (this._id !== null && this._changed === false) { if (this._id !== null) {
return this._id return this._id
} }
// transaction hash's are displayed in reverse order // transaction hash's are displayed in reverse order
@ -126,16 +119,15 @@ class Transaction {
} }
get buffer () { get buffer () {
if (this._buffer !== null && this._changed === false) { if (this._buffer !== null) {
return this._buffer return this._buffer
} }
this._buffer = this.__toBuffer(undefined, undefined, true) this._buffer = this.__toBuffer(undefined, undefined, true)
this._changed = false
return this._buffer return this._buffer
} }
get hex () { get hex () {
if (this._hex !== null && this._changed === false) { if (this._hex !== null) {
return this._hex return this._hex
} }
this._hex = this.buffer.toString('hex') this._hex = this.buffer.toString('hex')
@ -463,8 +455,6 @@ class Transaction {
this._id = null this._id = null
this._buffer = null this._buffer = null
this._hex = null this._hex = null
this._changed = true
} }
} }