41 lines
846 B
JavaScript
41 lines
846 B
JavaScript
// {signature}
|
|
|
|
const bscript = require('../../script')
|
|
const typeforce = require('typeforce')
|
|
|
|
function check (script) {
|
|
const chunks = bscript.decompile(script)
|
|
|
|
return chunks.length === 1 &&
|
|
bscript.isCanonicalScriptSignature(chunks[0])
|
|
}
|
|
check.toJSON = function () { return 'pubKey input' }
|
|
|
|
function encodeStack (signature) {
|
|
typeforce(bscript.isCanonicalScriptSignature, signature)
|
|
return [signature]
|
|
}
|
|
|
|
function encode (signature) {
|
|
return bscript.compile(encodeStack(signature))
|
|
}
|
|
|
|
function decodeStack (stack) {
|
|
typeforce(typeforce.Array, stack)
|
|
typeforce(check, stack)
|
|
return stack[0]
|
|
}
|
|
|
|
function decode (buffer) {
|
|
const stack = bscript.decompile(buffer)
|
|
return decodeStack(stack)
|
|
}
|
|
|
|
module.exports = {
|
|
check: check,
|
|
decode: decode,
|
|
decodeStack: decodeStack,
|
|
encode: encode,
|
|
encodeStack: encodeStack
|
|
}
|