Merge rust-bitcoin#1796: transaction: Rename is_coin_base to is_coinbase

a54e1ce Apply rustfmt (The rustfmt Tyranny)
38d11ce ci: Make release CI search for NEXT.RELEASE instead (Steven Roose)
dad3abd transaction: Rename is_coin_base to is_coinbase (Steven Roose)

Pull request description:

  Alternative to rust-bitcoin#1795.

  Keep the old method as deprecated and add doc alias. Also change internal usage of the method.

ACKs for top commit:
  tcharding:
    ACK a54e1ce
  apoelstra:
    ACK a54e1ce

Tree-SHA512: 52d9729bf83da164556d960f8867cb836ff57a0f619da3dd3620efffb28a974aac23b8085863ab0e072a4bdb2f13ac576efa43ad2eec9a271ad044227f4d00a4

Author: apoelstra

bitcoin/src/blockdata/block.rs

@@ -220,7 +220,7 @@ impl Block {
         }
 
         let coinbase = &self.txdata[0];
-        if !coinbase.is_coin_base() {
+        if !coinbase.is_coinbase() {
             return false;
         }
 

bitcoin/src/blockdata/transaction.rs

@@ -981,10 +981,15 @@ impl Transaction {
     /// transaction. It is impossible to check if the transaction is first in the block, so this
     /// function checks the structure of the transaction instead - the previous output must be
     /// all-zeros (creates satoshis "out of thin air").
-    pub fn is_coin_base(&self) -> bool {
+    #[doc(alias = "is_coin_base")] // method previously had this name
+    pub fn is_coinbase(&self) -> bool {
         self.input.len() == 1 && self.input[0].previous_output.is_null()
     }
 
+    /// Checks if this is a coinbase transaction.
+    #[deprecated(since = "0.0.0-NEXT-RELEASE", note = "use is_coinbase instead")]
+    pub fn is_coin_base(&self) -> bool { self.is_coinbase() }
+
     /// Returns `true` if the transaction itself opted in to be BIP-125-replaceable (RBF).
     ///
     /// # Warning
@@ -1578,10 +1583,10 @@ mod tests {
         use crate::network::constants::Network;
 
         let genesis = constants::genesis_block(Network::Bitcoin);
-        assert!(genesis.txdata[0].is_coin_base());
+        assert!(genesis.txdata[0].is_coinbase());
         let tx_bytes = hex!("0100000001a15d57094aa7a21a28cb20b59aab8fc7d1149a3bdbcddba9c622e4f5f6a99ece010000006c493046022100f93bb0e7d8db7bd46e40132d1f8242026e045f03a0efe71bbb8e3f475e970d790221009337cd7f1f929f00cc6ff01f03729b069a7c21b59b1736ddfee5db5946c5da8c0121033b9b137ee87d5a812d6f506efdd37f0affa7ffc310711c06c7f3e097c9447c52ffffffff0100e1f505000000001976a9140389035a9225b3839e2bbf32d826a1e222031fd888ac00000000");
         let tx: Transaction = deserialize(&tx_bytes).unwrap();
-        assert!(!tx.is_coin_base());
+        assert!(!tx.is_coinbase());
     }
 
     #[test]

contrib/release.sh

@@ -12,9 +12,9 @@ main () {
 
             # Check if there is any mention of NEXT_RELEASE which means the
             # next version number should be filled in.
-            if grep -qr NEXT_RELEASE ./$crate; then
+            if grep -qr NEXT.RELEASE ./$crate; then
                 echo Version number needs to be filled in following places:
-                grep -r NEXT_RELEASE ./$crate
+                grep -r NEXT.RELEASE ./$crate
                 exit 1
             fi