34 lines
678 B
JavaScript
34 lines
678 B
JavaScript
// OP_0 {pubKeyHash}
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const bscript = require('../../script')
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const types = require('../../types')
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const typeforce = require('typeforce')
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const OPS = require('bitcoin-ops')
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function check (script) {
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const buffer = bscript.compile(script)
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return buffer.length === 22 &&
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buffer[0] === OPS.OP_0 &&
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buffer[1] === 0x14
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}
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check.toJSON = function () { return 'Witness pubKeyHash output' }
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function encode (pubKeyHash) {
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typeforce(types.Hash160bit, pubKeyHash)
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return bscript.compile([OPS.OP_0, pubKeyHash])
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}
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function decode (buffer) {
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typeforce(check, buffer)
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return buffer.slice(2)
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}
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module.exports = {
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check: check,
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decode: decode,
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encode: encode
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}
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