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rubycocos · Dec 11, 2022 · 00a1286 · 00a1286
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Showing 2 changed files with 10 additions and 7 deletions.
diff --git a/crypto-lite/README.md b/crypto-lite/README.md
@@ -227,10 +227,10 @@ All-in-one "best-of-both-worlds" helper - first hash with sha256 and than hash w
 
 
 ``` ruby
-hash160( '02b9d1cc0b793b03b9f64d022e9c67d5f32670b03f636abf0b3147b34123d13990' ).hexdigest
+hash160( hex: '02b9d1cc0b793b03b9f64d022e9c67d5f32670b03f636abf0b3147b34123d13990' ).hexdigest
 #=> "e6b145a3908a4d6616b13c1109717add8672c900"
 
-hash160( '02b4632d08485ff1df2db55b9dafd23347d1c47a457072a1e87be26896549a8737' ).hexdigest
+hash160( hex: '02b4632d08485ff1df2db55b9dafd23347d1c47a457072a1e87be26896549a8737' ).hexdigest
 #=> "93ce48570b55c42c2af816aeaba06cfee1224fae"
 ```
 
@@ -245,10 +245,11 @@ All-in-one double sha256 hash helper, that is, first hash with sha256 and than h
 
 
 ``` ruby
-hash256( '6fe6b145a3908a4d6616b13c1109717add8672c900' ).hexdigest
+hash256( hex: '6fe6b145a3908a4d6616b13c1109717add8672c900' ).hexdigest
 #=> "02335f08b8fe4ddad263a50b7a33c5d38ea1cbd8fd2056a1320a3ddece541711"
 ```
 
+
 #### Base58 Encoding / Decoding Helpers
 
 **BASE58**
@@ -341,7 +342,7 @@ Sign a transaction with an (elliptic curve) private key:
 ``` ruby
 # Step 1 - Calculate the Transaction (tx) Hash
 tx = 'from: Alice  to: Bob     cryptos: 43_000_000_000'
-txhash = sha256( tx ).hexdigest
+txhash = sha256( tx )
 
 # Step 2 - Get the Signer's Private key
 private_key = EC::PrivateKey.new( 1234 )     # This private key is just an example. It should be much more secure!
@@ -368,7 +369,7 @@ Verify a signed transaction with an (elliptic curve) public key:
 ``` ruby
 # Step 1 - Calculate the Transaction (tx) Hash
 tx = 'from: Alice  to: Bob     cryptos: 43_000_000_000'
-txhash = sha256( tx ).hexdigest
+txhash = sha256( tx )
 
 # Step 2 - Get the Signer's Public Key
 public_key = EC::PublicKey.new(

diff --git a/crypto-lite/sandbox/test_sign.rb b/crypto-lite/sandbox/test_sign.rb
@@ -97,7 +97,8 @@
 
 
 tx = "from: alice, to: bob,  $21"
-pp tx_hash = sha256( tx ).hexdigest
+tx_hash = sha256( tx )
+pp tx_hash.hexdigest
 #=> "426a472a6c69bf68354391b7822393bea3952cde9df8949ad7a0f5f405b2fcb5"
 
 puts "---"
@@ -113,7 +114,8 @@
 #=> true
 
 tx = "from: alice, to: bob,  $22"
-pp tx_hash = sha256( tx ).hexdigest
+tx_hash = sha256( tx )
+pp tx_hash.hexdigest
 #=> "e899604bb4c95d2f1a7cfe561ad65941769e2064bdbbcaa79eb64ce0a2832380"
 
 pp RSA.valid_signature?( tx_hash, tx_signature, alice_pub )