types: enforce consistent type checking
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166053a3e5
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35542e115d
10 changed files with 99 additions and 44 deletions
src
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@ -1,6 +1,7 @@
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var assert = require('assert')
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var base58check = require('bs58check')
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var crypto = require('./crypto')
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var enforceType = require('./types')
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var networks = require('./networks')
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var BigInteger = require('bigi')
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@ -30,7 +31,8 @@ function findBIP32ParamsByVersion(version) {
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function HDNode(K, chainCode, network) {
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network = network || networks.bitcoin
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assert(Buffer.isBuffer(chainCode), 'Expected Buffer, got ' + chainCode)
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enforceType('Buffer', chainCode)
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assert.equal(chainCode.length, 32, 'Expected chainCode length of 32, got ' + chainCode.length)
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assert(network.bip32, 'Unknown BIP32 constants for network')
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@ -52,7 +54,8 @@ HDNode.HIGHEST_BIT = 0x80000000
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HDNode.LENGTH = 78
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HDNode.fromSeedBuffer = function(seed, network) {
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assert(Buffer.isBuffer(seed), 'Expected Buffer, got ' + seed)
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enforceType('Buffer', seed)
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assert(seed.length >= 16, 'Seed should be at least 128 bits')
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assert(seed.length <= 64, 'Seed should be at most 512 bits')
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