Make language more welcoming (#1728)

Sources/CNIOSHA1/c_nio_sha1.c

@@ -58,7 +58,7 @@
 
 
 
-/* sanity check */
+/* soundness check */
 #if BYTE_ORDER != BIG_ENDIAN
 # if BYTE_ORDER != LITTLE_ENDIAN
 #  define unsupported 1

Sources/NIOHTTP1/HTTPEncoder.swift

@@ -101,7 +101,7 @@ private enum BodyFraming {
 ///
 /// Note that for HTTP/1.0 if there is no Content-Length then the response should be followed
 /// by connection close. We require that the user send that connection close: we don't do it.
-private func sanitizeTransportHeaders(hasBody: HTTPMethod.HasBody, headers: inout HTTPHeaders, version: HTTPVersion) -> BodyFraming {
+private func correctlyFrameTransportHeaders(hasBody: HTTPMethod.HasBody, headers: inout HTTPHeaders, version: HTTPVersion) -> BodyFraming {
     switch hasBody {
     case .no:
         headers.remove(name: "content-length")
@@ -146,8 +146,8 @@ public final class HTTPRequestEncoder: ChannelOutboundHandler, RemovableChannelH
             assert(!(request.headers.contains(name: "content-length") &&
                         request.headers[canonicalForm: "transfer-encoding"].contains("chunked"[...])),
                      "illegal HTTP sent: \(request) contains both a content-length and transfer-encoding:chunked")
-            self.isChunked = sanitizeTransportHeaders(hasBody: request.method.hasRequestBody,
+            self.isChunked = correctlyFrameTransportHeaders(hasBody: request.method.hasRequestBody,
-                                                      headers: &request.headers, version: request.version) == .chunked
+                                                            headers: &request.headers, version: request.version) == .chunked
 
             writeHead(wrapOutboundOut: self.wrapOutboundOut, writeStartLine: { buffer in
                 buffer.write(request: request)
@@ -184,8 +184,8 @@ public final class HTTPResponseEncoder: ChannelOutboundHandler, RemovableChannel
             assert(!(response.headers.contains(name: "content-length") &&
                         response.headers[canonicalForm: "transfer-encoding"].contains("chunked"[...])),
                      "illegal HTTP sent: \(response) contains both a content-length and transfer-encoding:chunked")
-            self.isChunked = sanitizeTransportHeaders(hasBody: response.status.mayHaveResponseBody ? .yes : .no,
+            self.isChunked = correctlyFrameTransportHeaders(hasBody: response.status.mayHaveResponseBody ? .yes : .no,
-                                                      headers: &response.headers, version: response.version) == .chunked
+                                                            headers: &response.headers, version: response.version) == .chunked
 
             writeHead(wrapOutboundOut: self.wrapOutboundOut, writeStartLine: { buffer in
                 buffer.write(response: response)

Sources/NIOTLS/SNIHandler.swift

@@ -245,7 +245,7 @@ public final class SNIHandler: ByteToMessageDecoder {
         //          } body;
         //      } Handshake;
         //
-        // For the sake of our own sanity, we should check the handshake type and
+        // For the sake of our own happiness, we should check the handshake type and
         // validate its length. uint24 is a stupid type, so we have to play some
         // games here to get this to work. If we check that we have 4 bytes up-front
         // we can use unsafe reads: fewer than 4 bytes makes this message bogus.

Tests/NIOHTTP1Tests/HTTPClientUpgradeTests.swift

@@ -806,7 +806,7 @@ class HTTPClientUpgradeTestCase: XCTestCase {
         // Run the processing of the response, but with the upgrade delayed by the client upgrader.
         clientChannel.embeddedEventLoop.run()
         
-        // Sanity check that the upgrade was delayed.
+        // Soundness check that the upgrade was delayed.
         XCTAssertEqual(0, clientUpgrader.upgradedHandler.handlerAddedContextCallCount)
         
         // Add some non-http data.
@@ -875,7 +875,7 @@ class HTTPClientUpgradeTestCase: XCTestCase {
         let promiseError = errorOnAdditionalChannelWrite as! NIOHTTPClientUpgradeError
         XCTAssertEqual(NIOHTTPClientUpgradeError.writingToHandlerDuringUpgrade, promiseError)
         
-        // Sanity check that the upgrade was delayed.
+        // Soundness check that the upgrade was delayed.
         XCTAssertEqual(0, clientUpgrader.upgradedHandler.handlerAddedContextCallCount)
         
         // Upgrade now.

Tests/NIOTests/SocketOptionProviderTest.swift

@@ -274,7 +274,7 @@ final class SocketOptionProviderTest: XCTestCase {
         let channel = self.clientChannel! as! SocketOptionProvider
         let tcpInfo = try assertNoThrowWithValue(channel.getTCPInfo().wait())
 
-        // We just need to sanity check something here to ensure that the data is vaguely reasonable.
+        // We just need to soundness check something here to ensure that the data is vaguely reasonable.
         XCTAssertEqual(tcpInfo.tcpi_state, UInt8(TCP_ESTABLISHED))
         #endif
     }
@@ -286,7 +286,7 @@ final class SocketOptionProviderTest: XCTestCase {
         let tcpConnectionInfo = try assertNoThrowWithValue(channel.getTCPConnectionInfo().wait())
 
         #if os(macOS) // deliberately only on macOS
-        // We just need to sanity check something here to ensure that the data is vaguely reasonable.
+        // We just need to soundness check something here to ensure that the data is vaguely reasonable.
         XCTAssertEqual(tcpConnectionInfo.tcpi_state, UInt8(TSI_S_ESTABLISHED))
         #endif
         #endif

docker/docker-compose.yaml

@@ -24,7 +24,11 @@ services:
 
   sanity:
     <<: *common
-    command: /bin/bash -xcl "./scripts/sanity.sh"
+    command: /bin/bash -xcl "./scripts/soundness.sh"
+
+  soundness:
+    <<: *common
+    command: /bin/bash -xcl "./scripts/soundness.sh"
 
   unit-tests:
     <<: *common

scripts/soundness.sh

@@ -40,6 +40,9 @@ unacceptable_terms=(
     -e blacklis[t]
     -e whitelis[t]
     -e slav[e]
+# this needs to be commented out until we have changed the CI to pick up the
+# soundness check instead.
+#    -e sanit[y]
 )
 if git grep --color=never -i "${unacceptable_terms[@]}" > /dev/null; then
     printf "\033[0;31mUnacceptable language found.\033[0m\n"
@@ -49,7 +52,7 @@ fi
 printf "\033[0;32mokay.\033[0m\n"
 
 printf "=> Checking license headers... "
-tmp=$(mktemp /tmp/.swift-nio-sanity_XXXXXX)
+tmp=$(mktemp /tmp/.swift-nio-soundness_XXXXXX)
 
 for language in swift-or-c bash dtrace python; do
   declare -a matching_files