Clang-format config, script and initial re-formatting. (#27)

Author: Mateusz Machalica

Diff for: .clang-format

@@ -0,0 +1,87 @@
+---
+AccessModifierOffset: -1
+AlignAfterOpenBracket: AlwaysBreak
+AlignConsecutiveAssignments: false
+AlignConsecutiveDeclarations: false
+AlignEscapedNewlinesLeft: true
+AlignOperands:   false
+AlignTrailingComments: false
+AllowAllParametersOfDeclarationOnNextLine: false
+AllowShortBlocksOnASingleLine: false
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: Empty
+AllowShortIfStatementsOnASingleLine: false
+AllowShortLoopsOnASingleLine: false
+AlwaysBreakAfterReturnType: None
+AlwaysBreakBeforeMultilineStrings: true
+AlwaysBreakTemplateDeclarations: true
+BinPackArguments: false
+BinPackParameters: false
+BraceWrapping:
+  AfterClass:      false
+  AfterControlStatement: false
+  AfterEnum:       false
+  AfterFunction:   false
+  AfterNamespace:  false
+  AfterObjCDeclaration: false
+  AfterStruct:     false
+  AfterUnion:      false
+  BeforeCatch:     false
+  BeforeElse:      false
+  IndentBraces:    false
+BreakBeforeBinaryOperators: None
+BreakBeforeBraces: Attach
+BreakBeforeTernaryOperators: true
+BreakConstructorInitializersBeforeComma: false
+BreakAfterJavaFieldAnnotations: false
+BreakStringLiterals: false
+ColumnLimit:     80
+CommentPragmas:  '^ IWYU pragma:'
+ConstructorInitializerAllOnOneLineOrOnePerLine: true
+ConstructorInitializerIndentWidth: 4
+ContinuationIndentWidth: 4
+Cpp11BracedListStyle: true
+DerivePointerAlignment: false
+DisableFormat:   false
+ForEachMacros:   [ FOR_EACH_RANGE, FOR_EACH, ]
+IncludeCategories:
+  - Regex:           '^<.*\.h(pp)?>'
+    Priority:        1
+  - Regex:           '^<.*'
+    Priority:        2
+  - Regex:           '.*'
+    Priority:        3
+IndentCaseLabels: true
+IndentWidth:     2
+IndentWrappedFunctionNames: false
+KeepEmptyLinesAtTheStartOfBlocks: false
+MacroBlockBegin: ''
+MacroBlockEnd:   ''
+MaxEmptyLinesToKeep: 1
+NamespaceIndentation: None
+ObjCBlockIndentWidth: 2
+ObjCSpaceAfterProperty: false
+ObjCSpaceBeforeProtocolList: false
+PenaltyBreakBeforeFirstCallParameter: 1
+PenaltyBreakComment: 300
+PenaltyBreakFirstLessLess: 120
+PenaltyBreakString: 1000
+PenaltyExcessCharacter: 1000000
+PenaltyReturnTypeOnItsOwnLine: 200
+PointerAlignment: Left
+ReflowComments:  true
+SortIncludes:    true
+SpaceAfterCStyleCast: false
+SpaceBeforeAssignmentOperators: true
+SpaceBeforeParens: ControlStatements
+SpaceInEmptyParentheses: false
+SpacesBeforeTrailingComments: 1
+SpacesInAngles:  false
+SpacesInContainerLiterals: true
+SpacesInCStyleCastParentheses: false
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+Standard:        Cpp11
+TabWidth:        8
+UseTab:          Never
+...

Diff for: CONTRIBUTING

@@ -13,7 +13,8 @@ We actively welcome your pull requests.
 3. If you've changed APIs, update the documentation.
 4. Ensure the test suite passes.
 5. Make sure your code lints.
-6. If you haven't already, complete the Contributor License Agreement ("CLA").
+6. Make sure your code is properly formatted by running `devtools/format_all.sh`.
+7. If you haven't already, complete the Contributor License Agreement ("CLA").
 
 ## Contributor License Agreement ("CLA")
 In order to accept your pull request, we need you to submit a CLA. You only need
@@ -29,10 +30,10 @@ Facebook has a [bounty program](https://www.facebook.com/whitehat/) for the safe
 disclosure of security bugs. In those cases, please go through the process
 outlined on that page and do not file a public issue.
 
-## Coding Style  
-* 2 spaces for indentation rather than tabs
-* 80 character line length
-* ...
+## Coding Style
+Most of the code formatting will be handled for you by marvellous `clang-format`, which, at least on OSX, you can obtain from Homebrew via `brew install clang-format`. To ensure proper formatting, simply run `devtools/format_all.sh` before submitting a patch.
+
+As far as naming conventions are concerned, please try matching existing code as much as possible.
 
 ## License
 By contributing to reactivesocket-cpp, you agree that your contributions will be licensed

Diff for: devtools/format_all.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+set -xue
+
+cd "$(dirname "$0")/.."
+find \
+  reactive-streams-cpp \
+  reactivesocket-cpp \
+  -type f \( -name "*.cpp" -o -name "*.h" \) \
+  -exec clang-format -i {} \;
+
+# EOF

Diff for: reactive-streams-cpp/Mocks.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <cassert>

Diff for: reactive-streams-cpp/Publisher.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <exception>
@@ -19,9 +18,10 @@ class Subscriber;
 ///
 /// Life cycle considerations:
 /// 1. The Publisher is not owned by Subscriber or Subscription.
-/// 2. The Publisher can be a temporary object, as it is only used to capture the
-///   indirection in creation of the Subscription instance. Publisher's lifetime
-///   does not need to extend beyond a lifetime of any of the Subscribers.
+/// 2. The Publisher can be a temporary object, as it is only used to capture
+///   the indirection in creation of the Subscription instance. Publisher's
+///   lifetime does not need to extend beyond a lifetime of any of the
+///   Subscribers.
 template <typename T, typename E = std::exception_ptr>
 class Publisher {
  public:

Diff for: reactive-streams-cpp/Subscriber.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <exception>
@@ -64,16 +63,16 @@ class Subscriber {
   /// Called by or on behalf of Publisher when it wishes to terminate the
   /// abstract subscription gracefully.
   ///
-  /// Subscriber pointer passed to the Publisher::subscribe may become invalid as
-  /// a result of this call. No other method of the Subscriber can be called
+  /// Subscriber pointer passed to the Publisher::subscribe may become invalid
+  /// as a result of this call. No other method of the Subscriber can be called
   /// after or during an invocation of ::onComplete.
   virtual void onComplete() = 0;
 
   /// Called by or on behalf of Publisher when it wishes to terminate the
   /// abstract subscription with an error.
   ///
-  /// Subscriber pointer passed to the Publisher::subscribe may become invalid as
-  /// a result of this call. No other method of the Subscriber can be called
+  /// Subscriber pointer passed to the Publisher::subscribe may become invalid
+  /// as a result of this call. No other method of the Subscriber can be called
   /// after or during an invocation of ::onError.
   virtual void onError(E ex) = 0;
 };

Diff for: reactive-streams-cpp/Subscription.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <cstddef>

Diff for: reactive-streams-cpp/examples/Examples.cpp

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #include "reactive-streams-cpp/Mocks.h"
 
 #include <gmock/gmock.h>

Diff for: reactive-streams-cpp/test/AllowanceSemaphoreTest.cpp

@@ -1,7 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
-
 #include <limits>
 
 #include <gmock/gmock.h>

Diff for: reactive-streams-cpp/test/OwnershipTest.cpp

@@ -1,7 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
-
 #include <memory>
 
 #include <gtest/gtest.h>

Diff for: reactive-streams-cpp/test/SmartPointersTest.cpp

@@ -1,7 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
-
 #include <cstddef>
 #include <exception>
 #include <limits>

Diff for: reactive-streams-cpp/utilities/AllowanceSemaphore.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <cassert>

Diff for: reactive-streams-cpp/utilities/Ownership.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <cassert>

Diff for: reactive-streams-cpp/utilities/SmartPointers.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <cassert>

Diff for: reactivesocket-cpp/src/AbstractStreamAutomaton.cpp

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #include "AbstractStreamAutomaton.h"
 
 #include <ostream>

Diff for: reactivesocket-cpp/src/AbstractStreamAutomaton.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <cstddef>

Diff for: reactivesocket-cpp/src/ConnectionAutomaton.cpp

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #include "reactivesocket-cpp/src/ConnectionAutomaton.h"
 
 #include <limits>

Diff for: reactivesocket-cpp/src/ConnectionAutomaton.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <deque>

Diff for: reactivesocket-cpp/src/DuplexConnection.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include "reactivesocket-cpp/src/Payload.h"

Diff for: reactivesocket-cpp/src/Frame.cpp

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #include "reactivesocket-cpp/src/Frame.h"
 
 #include <bitset>

Diff for: reactivesocket-cpp/src/Frame.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <iosfwd>

Diff for: reactivesocket-cpp/src/Payload.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <memory>

Diff for: reactivesocket-cpp/src/ReactiveSocket.cpp

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #include "reactivesocket-cpp/src/ReactiveSocket.h"
 
 #include <cassert>

Diff for: reactivesocket-cpp/src/ReactiveSocket.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <atomic>

Diff for: reactivesocket-cpp/src/ReactiveStreamsCompat.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include "reactive-streams-cpp/Publisher.h"

Diff for: reactivesocket-cpp/src/RequestHandler.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include "reactivesocket-cpp/src/Payload.h"

Diff for: reactivesocket-cpp/src/automata/ChannelRequester.cpp

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #include "ChannelRequester.h"
 
 #include <algorithm>

Diff for: reactivesocket-cpp/src/automata/ChannelRequester.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <iosfwd>

Diff for: reactivesocket-cpp/src/automata/ChannelResponder.cpp

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #include "ChannelResponder.h"
 
 #include <folly/ExceptionWrapper.h>

Diff for: reactivesocket-cpp/src/automata/ChannelResponder.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <iosfwd>

Diff for: reactivesocket-cpp/src/automata/SubscriptionRequester.cpp

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #include "SubscriptionRequester.h"
 
 #include <algorithm>

Diff for: reactivesocket-cpp/src/automata/SubscriptionRequester.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <iosfwd>

Diff for: reactivesocket-cpp/src/automata/SubscriptionResponder.cpp

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #include "SubscriptionResponder.h"
 
 #include <folly/ExceptionWrapper.h>

Diff for: reactivesocket-cpp/src/automata/SubscriptionResponder.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <iosfwd>

Diff for: reactivesocket-cpp/src/mixins/ConsumerMixin-inl.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 #include "ConsumerMixin.h"
 

Diff for: reactivesocket-cpp/src/mixins/ConsumerMixin.h

@@ -1,6 +1,5 @@
 // Copyright 2004-present Facebook. All Rights Reserved.
 
-
 #pragma once
 
 #include <cstddef>