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scripts: remove use of assert

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This commit is contained in:
Daniel Cousens 2015-08-11 17:07:13 +10:00
parent 1d4a71852f
commit e4b697a261
1 changed files with 4 additions and 5 deletions
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9
src/scripts.js
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@ -1,4 +1,3 @@
var assert = require('assert')
var ops = require('./opcodes')
var typeforce = require('typeforce')
var types = require('./types')
@ -206,7 +205,7 @@ function multisigOutput (m, pubKeys) {
typeforce(types.tuple(types.Number, [types.Buffer]), arguments)
var n = pubKeys.length
assert(n >= m, 'Not enough pubKeys provided')
if (n < m) throw new Error('Not enough pubKeys provided')
return Script.fromChunks([].concat(
(ops.OP_1 - 1) + m,
@ -241,15 +240,15 @@ function scriptHashInput (scriptSig, scriptPubKey) {
// OP_0 [signatures ...]
function multisigInput (signatures, scriptPubKey) {
if (scriptPubKey) {
assert(isMultisigOutput(scriptPubKey))
if (!isMultisigOutput(scriptPubKey)) throw new Error('Expected multisig scriptPubKey')
var mOp = scriptPubKey.chunks[0]
var nOp = scriptPubKey.chunks[scriptPubKey.chunks.length - 2]
var m = mOp - (ops.OP_1 - 1)
var n = nOp - (ops.OP_1 - 1)
assert(signatures.length >= m, 'Not enough signatures provided')
assert(signatures.length <= n, 'Too many signatures provided')
if (signatures.length < m) throw new Error('Not enough signatures provided')
if (signatures.length > n) throw new Error('Too many signatures provided')
}
return Script.fromChunks([].concat(ops.OP_0, signatures))