Wrap Miniscript descriptors to support xpubs

core/lib/examples/parse_descriptor.rs

@@ -0,0 +1,27 @@
+extern crate magical_bitcoin_wallet;
+
+use std::str::FromStr;
+
+use magical_bitcoin_wallet::bitcoin::*;
+use magical_bitcoin_wallet::descriptor::*;
+
+fn main() {
+    let desc = "sh(wsh(or_d(\
+                    thresh_m(\
+                      2,[d34db33f/44'/0'/0']xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL/1/*,tprv8ZgxMBicQKsPduL5QnGihpprdHyypMGi4DhimjtzYemu7se5YQNcZfAPLqXRuGHb5ZX2eTQj62oNqMnyxJ7B7wz54Uzswqw8fFqMVdcmVF7/1/*\
+                    ),\
+                    and_v(vc:pk_h(cVt4o7BGAig1UXywgGSmARhxMdzP5qvQsxKkSsc1XEkw3tDTQFpy),older(1000))\
+                   )))";
+
+    let extended_desc = ExtendedDescriptor::from_str(desc).unwrap();
+    println!("{:?}", extended_desc);
+
+    let derived_desc = extended_desc.derive(42).unwrap();
+    println!("{:?}", derived_desc);
+
+    let addr = derived_desc.address(Network::Testnet).unwrap();
+    println!("{}", addr);
+
+    let script = derived_desc.witness_script();
+    println!("{:?}", script);
+}