Fix a-vs-an typos

10 files changed, 12 insertions, 12 deletions

diff --git a/contrib/seeds/generate-seeds.py b/contrib/seeds/generate-seeds.py
index 28068a7523..2790ef4acd 100755
--- a/contrib/seeds/generate-seeds.py
+++ b/contrib/seeds/generate-seeds.py
@@ -124,7 +124,7 @@ def main():
     g.write(' * AUTOGENERATED by contrib/seeds/generate-seeds.py\n')
     g.write(' *\n')
     g.write(' * Each line contains a 16-byte IPv6 address and a port.\n')
-    g.write(' * IPv4 as well as onion addresses are wrapped inside a IPv6 address accordingly.\n')
+    g.write(' * IPv4 as well as onion addresses are wrapped inside an IPv6 address accordingly.\n')
     g.write(' */\n')
     with open(os.path.join(indir,'nodes_main.txt'),'r') as f:
         process_nodes(g, f, 'pnSeed6_main', 8333)
diff --git a/src/chainparamsseeds.h b/src/chainparamsseeds.h
index 2b102c464f..6e2b3c34a2 100644
--- a/src/chainparamsseeds.h
+++ b/src/chainparamsseeds.h
@@ -5,7 +5,7 @@
  * AUTOGENERATED by contrib/seeds/generate-seeds.py
  *
  * Each line contains a 16-byte IPv6 address and a port.
- * IPv4 as well as onion addresses are wrapped inside a IPv6 address accordingly.
+ * IPv4 as well as onion addresses are wrapped inside an IPv6 address accordingly.
  */
 static SeedSpec6 pnSeed6_main[] = {
     {{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xff,0xff,0x05,0x13,0x05,0x7f}, 8333},
diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp
index 558d4f108c..edf1c29ea1 100644
--- a/src/qt/guiutil.cpp
+++ b/src/qt/guiutil.cpp
@@ -101,7 +101,7 @@ QFont fixedPitchFont()
 #endif
 }
 
-// Just some dummy data to generate an convincing random-looking (but consistent) address
+// Just some dummy data to generate a convincing random-looking (but consistent) address
 static const uint8_t dummydata[] = {0xeb,0x15,0x23,0x1d,0xfc,0xeb,0x60,0x92,0x58,0x86,0xb6,0x7d,0x06,0x52,0x99,0x92,0x59,0x15,0xae,0xb1,0x72,0xc0,0x66,0x47};
 
 // Generate a dummy address with invalid CRC, starting with the network prefix.
diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp
index 00e73675b4..fdd5cdad31 100644
--- a/src/rpc/rawtransaction.cpp
+++ b/src/rpc/rawtransaction.cpp
@@ -692,7 +692,7 @@ UniValue signrawtransaction(const JSONRPCRequest& request)
 
             "\nArguments:\n"
             "1. \"hexstring\"     (string, required) The transaction hex string\n"
-            "2. \"prevtxs\"       (string, optional) An json array of previous dependent transaction outputs\n"
+            "2. \"prevtxs\"       (string, optional) A json array of previous dependent transaction outputs\n"
             "     [               (json array of json objects, or 'null' if none provided)\n"
             "       {\n"
             "         \"txid\":\"id\",             (string, required) The transaction id\n"
diff --git a/src/script/interpreter.h b/src/script/interpreter.h
index e12329be76..4dad6b44c5 100644
--- a/src/script/interpreter.h
+++ b/src/script/interpreter.h
@@ -104,7 +104,7 @@ enum
     //
     SCRIPT_VERIFY_MINIMALIF = (1U << 13),
 
-    // Signature(s) must be empty vector if an CHECK(MULTI)SIG operation failed
+    // Signature(s) must be empty vector if a CHECK(MULTI)SIG operation failed
     //
     SCRIPT_VERIFY_NULLFAIL = (1U << 14),
 
diff --git a/src/script/ismine.h b/src/script/ismine.h
index b54879cc15..c1338c3a8e 100644
--- a/src/script/ismine.h
+++ b/src/script/ismine.h
@@ -29,7 +29,7 @@ enum isminetype
 typedef uint8_t isminefilter;
 
 /* isInvalid becomes true when the script is found invalid by consensus or policy. This will terminate the recursion
- * and return a ISMINE_NO immediately, as an invalid script should never be considered as "mine". This is needed as
+ * and return ISMINE_NO immediately, as an invalid script should never be considered as "mine". This is needed as
  * different SIGVERSION may have different network rules. Currently the only use of isInvalid is indicate uncompressed
  * keys in SIGVERSION_WITNESS_V0 script, but could also be used in similar cases in the future
  */
diff --git a/src/test/data/tx_invalid.json b/src/test/data/tx_invalid.json
index 09442b7f9f..f8a1347c31 100644
--- a/src/test/data/tx_invalid.json
+++ b/src/test/data/tx_invalid.json
@@ -92,11 +92,11 @@
 [[["60a20bd93aa49ab4b28d514ec10b06e1829ce6818ec06cd3aabd013ebcdc4bb1", 0, "1 0x41 0x04cc71eb30d653c0c3163990c47b976f3fb3f37cccdcbedb169a1dfef58bbfbfaff7d8a473e7e2e6d317b87bafe8bde97e3cf8f065dec022b51d11fcdd0d348ac4 0x41 0x0461cbdcc5409fb4b4d42b51d33381354d80e550078cb532a34bfa2fcfdeb7d76519aecc62770f5b0e4ef8551946d8a540911abe3e7854a26f39f58b25c15342af 2 OP_CHECKMULTISIG"]],
 "0100000001b14bdcbc3e01bdaad36cc08e81e69c82e1060bc14e518db2b49aa43ad90ba260000000004a010047304402203f16c6f40162ab686621ef3000b04e75418a0c0cb2d8aebeac894ae360ac1e780220ddc15ecdfc3507ac48e1681a33eb60996631bf6bf5bc0a0682c4db743ce7ca2b01ffffffff0140420f00000000001976a914660d4ef3a743e3e696ad990364e555c271ad504b88ac00000000", "P2SH,NULLDUMMY"],
 
-["As above, but using a OP_1"],
+["As above, but using an OP_1"],
 [[["60a20bd93aa49ab4b28d514ec10b06e1829ce6818ec06cd3aabd013ebcdc4bb1", 0, "1 0x41 0x04cc71eb30d653c0c3163990c47b976f3fb3f37cccdcbedb169a1dfef58bbfbfaff7d8a473e7e2e6d317b87bafe8bde97e3cf8f065dec022b51d11fcdd0d348ac4 0x41 0x0461cbdcc5409fb4b4d42b51d33381354d80e550078cb532a34bfa2fcfdeb7d76519aecc62770f5b0e4ef8551946d8a540911abe3e7854a26f39f58b25c15342af 2 OP_CHECKMULTISIG"]],
 "0100000001b14bdcbc3e01bdaad36cc08e81e69c82e1060bc14e518db2b49aa43ad90ba26000000000495147304402203f16c6f40162ab686621ef3000b04e75418a0c0cb2d8aebeac894ae360ac1e780220ddc15ecdfc3507ac48e1681a33eb60996631bf6bf5bc0a0682c4db743ce7ca2b01ffffffff0140420f00000000001976a914660d4ef3a743e3e696ad990364e555c271ad504b88ac00000000", "P2SH,NULLDUMMY"],
 
-["As above, but using a OP_1NEGATE"],
+["As above, but using an OP_1NEGATE"],
 [[["60a20bd93aa49ab4b28d514ec10b06e1829ce6818ec06cd3aabd013ebcdc4bb1", 0, "1 0x41 0x04cc71eb30d653c0c3163990c47b976f3fb3f37cccdcbedb169a1dfef58bbfbfaff7d8a473e7e2e6d317b87bafe8bde97e3cf8f065dec022b51d11fcdd0d348ac4 0x41 0x0461cbdcc5409fb4b4d42b51d33381354d80e550078cb532a34bfa2fcfdeb7d76519aecc62770f5b0e4ef8551946d8a540911abe3e7854a26f39f58b25c15342af 2 OP_CHECKMULTISIG"]],
 "0100000001b14bdcbc3e01bdaad36cc08e81e69c82e1060bc14e518db2b49aa43ad90ba26000000000494f47304402203f16c6f40162ab686621ef3000b04e75418a0c0cb2d8aebeac894ae360ac1e780220ddc15ecdfc3507ac48e1681a33eb60996631bf6bf5bc0a0682c4db743ce7ca2b01ffffffff0140420f00000000001976a914660d4ef3a743e3e696ad990364e555c271ad504b88ac00000000", "P2SH,NULLDUMMY"],
 
diff --git a/src/test/data/tx_valid.json b/src/test/data/tx_valid.json
index a845083636..7e39ec7599 100644
--- a/src/test/data/tx_valid.json
+++ b/src/test/data/tx_valid.json
@@ -23,11 +23,11 @@
 [[["60a20bd93aa49ab4b28d514ec10b06e1829ce6818ec06cd3aabd013ebcdc4bb1", 0, "1 0x41 0x04cc71eb30d653c0c3163990c47b976f3fb3f37cccdcbedb169a1dfef58bbfbfaff7d8a473e7e2e6d317b87bafe8bde97e3cf8f065dec022b51d11fcdd0d348ac4 0x41 0x0461cbdcc5409fb4b4d42b51d33381354d80e550078cb532a34bfa2fcfdeb7d76519aecc62770f5b0e4ef8551946d8a540911abe3e7854a26f39f58b25c15342af 2 OP_CHECKMULTISIG"]],
 "0100000001b14bdcbc3e01bdaad36cc08e81e69c82e1060bc14e518db2b49aa43ad90ba260000000004a01ff47304402203f16c6f40162ab686621ef3000b04e75418a0c0cb2d8aebeac894ae360ac1e780220ddc15ecdfc3507ac48e1681a33eb60996631bf6bf5bc0a0682c4db743ce7ca2b01ffffffff0140420f00000000001976a914660d4ef3a743e3e696ad990364e555c271ad504b88ac00000000", "P2SH"],
 
-["As above, but using a OP_1"],
+["As above, but using an OP_1"],
 [[["60a20bd93aa49ab4b28d514ec10b06e1829ce6818ec06cd3aabd013ebcdc4bb1", 0, "1 0x41 0x04cc71eb30d653c0c3163990c47b976f3fb3f37cccdcbedb169a1dfef58bbfbfaff7d8a473e7e2e6d317b87bafe8bde97e3cf8f065dec022b51d11fcdd0d348ac4 0x41 0x0461cbdcc5409fb4b4d42b51d33381354d80e550078cb532a34bfa2fcfdeb7d76519aecc62770f5b0e4ef8551946d8a540911abe3e7854a26f39f58b25c15342af 2 OP_CHECKMULTISIG"]],
 "0100000001b14bdcbc3e01bdaad36cc08e81e69c82e1060bc14e518db2b49aa43ad90ba26000000000495147304402203f16c6f40162ab686621ef3000b04e75418a0c0cb2d8aebeac894ae360ac1e780220ddc15ecdfc3507ac48e1681a33eb60996631bf6bf5bc0a0682c4db743ce7ca2b01ffffffff0140420f00000000001976a914660d4ef3a743e3e696ad990364e555c271ad504b88ac00000000", "P2SH"],
 
-["As above, but using a OP_1NEGATE"],
+["As above, but using an OP_1NEGATE"],
 [[["60a20bd93aa49ab4b28d514ec10b06e1829ce6818ec06cd3aabd013ebcdc4bb1", 0, "1 0x41 0x04cc71eb30d653c0c3163990c47b976f3fb3f37cccdcbedb169a1dfef58bbfbfaff7d8a473e7e2e6d317b87bafe8bde97e3cf8f065dec022b51d11fcdd0d348ac4 0x41 0x0461cbdcc5409fb4b4d42b51d33381354d80e550078cb532a34bfa2fcfdeb7d76519aecc62770f5b0e4ef8551946d8a540911abe3e7854a26f39f58b25c15342af 2 OP_CHECKMULTISIG"]],
 "0100000001b14bdcbc3e01bdaad36cc08e81e69c82e1060bc14e518db2b49aa43ad90ba26000000000494f47304402203f16c6f40162ab686621ef3000b04e75418a0c0cb2d8aebeac894ae360ac1e780220ddc15ecdfc3507ac48e1681a33eb60996631bf6bf5bc0a0682c4db743ce7ca2b01ffffffff0140420f00000000001976a914660d4ef3a743e3e696ad990364e555c271ad504b88ac00000000", "P2SH"],
 
diff --git a/test/functional/p2p_fingerprint.py b/test/functional/p2p_fingerprint.py
index 93ef73e25e..516ce8555b 100755
--- a/test/functional/p2p_fingerprint.py
+++ b/test/functional/p2p_fingerprint.py
@@ -4,7 +4,7 @@
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test various fingerprinting protections.
 
-If an stale block more than a month old or its header are requested by a peer,
+If a stale block more than a month old or its header are requested by a peer,
 the node should pretend that it does not have it to avoid fingerprinting.
 """
 
diff --git a/test/functional/rpc_rawtransaction.py b/test/functional/rpc_rawtransaction.py
index c2ca7c70b8..92126ef4b7 100755
--- a/test/functional/rpc_rawtransaction.py
+++ b/test/functional/rpc_rawtransaction.py
@@ -186,7 +186,7 @@ class RawTransactionsTest(BitcoinTestFramework):
         self.nodes[0].generate(1)
         self.sync_all()
 
-        #THIS IS A INCOMPLETE FEATURE
+        #THIS IS AN INCOMPLETE FEATURE
         #NODE2 HAS TWO OF THREE KEY AND THE FUNDS SHOULD BE SPENDABLE AND COUNT AT BALANCE CALCULATION
         assert_equal(self.nodes[2].getbalance(), bal) #for now, assume the funds of a 2of3 multisig tx are not marked as spendable