Use welcoming language (#67)

Author: fabianfett

Sources/NIOSSH/TransportProtection/AESGCM.swift

@@ -98,7 +98,7 @@ extension AESGCMTransportProtection: NIOSSHTransportProtection {
             let sealedBox = try AES.GCM.SealedBox(nonce: AES.GCM.Nonce(data: self.inboundNonce), ciphertext: ciphertextView, tag: tagView)
             plaintext = try AES.GCM.open(sealedBox, using: self.inboundEncryptionKey, authenticating: lengthView)
 
-            // All good! A quick sanity check to verify that the length of the plaintext is ok.
+            // All good! A quick soundness check to verify that the length of the plaintext is ok.
             guard plaintext.count % Self.cipherBlockSize == 0, plaintext.count == ciphertextView.count else {
                 throw NIOSSHError.invalidDecryptedPlaintextLength
             }

docker/docker-compose.yaml

@@ -22,9 +22,9 @@ services:
       - CAP_NET_RAW
       - CAP_NET_BIND_SERVICE
 
-  sanity:
+  soundness:
     <<: *common
-    command: /bin/bash -xcl "./scripts/sanity.sh"
+    command: /bin/bash -xcl "./scripts/soundness.sh"
 
   test:
     <<: *common

scripts/sanity.sh renamed to scripts/soundness.sh

@@ -35,8 +35,24 @@ else
   printf "\033[0;32mokay.\033[0m\n"
 fi
 
+printf "=> Checking for unacceptable language... "
+# This greps for unacceptable terminology. The square bracket[s] are so that
+# "git grep" doesn't find the lines that greps :).
+unacceptable_terms=(
+    -e blacklis[t]
+    -e whitelis[t]
+    -e slav[e]
+    -e sanit[y]
+)
+if git grep --color=never -i "${unacceptable_terms[@]}" > /dev/null; then
+    printf "\033[0;31mUnacceptable language found.\033[0m\n"
+    git grep -i "${unacceptable_terms[@]}"
+    exit 1
+fi
+printf "\033[0;32mokay.\033[0m\n"
+
 printf "=> Checking license headers...\n"
-tmp=$(mktemp /tmp/.swift-nio-sanity_XXXXXX)
+tmp=$(mktemp /tmp/.swift-nio-soundness_XXXXXX)
 
 for language in swift-or-c bash dtrace; do
   printf "   * checking $language... "