TxBuilder doesn't work properly for segwit tx

lian / bitcoin-ruby

bitcoin utils and protocol in ruby.

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Closed kento1218 closed 6 years ago

kento1218 commented 6 years ago

This PR fixes TxBuilder to:

verify signature by verify_witness_input_signature when the pubkey script is witness program
build P2SH-nested segwit tx properly

etscrivner commented 6 years ago

LGTM

lian commented 6 years ago

cherry-picked into master