clang format checks

.clang-format

@@ -1,17 +1,16 @@
 ---
 Language:        Cpp
-# BasedOnStyle:  LLVM
 AccessModifierOffset: -4
-AlignAfterOpenBracket: DontAlign
+AlignAfterOpenBracket: Align
 AlignConsecutiveAssignments: false
 AlignConsecutiveDeclarations: false
-AlignEscapedNewlines: Right
+AlignEscapedNewlines: Left
 AlignOperands:   true
 AlignTrailingComments: true
-AllowAllParametersOfDeclarationOnNextLine: true
-AllowShortBlocksOnASingleLine: true
+AllowAllParametersOfDeclarationOnNextLine: false
+AllowShortBlocksOnASingleLine: false
 AllowShortCaseLabelsOnASingleLine: false
-AllowShortFunctionsOnASingleLine: Empty
+AllowShortFunctionsOnASingleLine: None
 AllowShortIfStatementsOnASingleLine: false
 AllowShortLoopsOnASingleLine: false
 AlwaysBreakAfterDefinitionReturnType: None
@@ -20,62 +19,56 @@ AlwaysBreakBeforeMultilineStrings: false
 AlwaysBreakTemplateDeclarations: true
 BinPackArguments: true
 BinPackParameters: true
-BraceWrapping:     
+BraceWrapping:
   AfterClass:      true
   AfterControlStatement: true
   AfterEnum:       true
   AfterFunction:   true
-  AfterNamespace:  false
+  AfterNamespace:  true
   AfterObjCDeclaration: true
   AfterStruct:     true
   AfterUnion:      true
+  AfterExternBlock: true
   BeforeCatch:     true
   BeforeElse:      true
   IndentBraces:    false
-  SplitEmptyFunction: false
-  SplitEmptyRecord: false
-  SplitEmptyNamespace: false
+  SplitEmptyFunction: true
+  SplitEmptyRecord: true
+  SplitEmptyNamespace: true
 BreakBeforeBinaryOperators: None
 BreakBeforeBraces: Custom
 BreakBeforeInheritanceComma: false
-BreakBeforeTernaryOperators: true
-BreakConstructorInitializersBeforeComma: true
-BreakConstructorInitializers: BeforeColon
-BreakAfterJavaFieldAnnotations: false
+BreakBeforeTernaryOperators: false
+BreakConstructorInitializersBeforeComma: false
+BreakConstructorInitializers: AfterColon
+BreakAfterJavaFieldAnnotations: true
 BreakStringLiterals: true
-ColumnLimit:     140
+ColumnLimit:     180
 CommentPragmas:  '^ IWYU pragma:'
-CompactNamespaces:  false
-ConstructorInitializerAllOnOneLineOrOnePerLine: false
+CompactNamespaces: false
+ConstructorInitializerAllOnOneLineOrOnePerLine: true
 ConstructorInitializerIndentWidth: 4
 ContinuationIndentWidth: 4
 Cpp11BracedListStyle: true
 DerivePointerAlignment: false
 DisableFormat:   false
 ExperimentalAutoDetectBinPacking: false
-FixNamespaceComments: true
-ForEachMacros:   
+FixNamespaceComments: false
+ForEachMacros:
   - foreach
   - Q_FOREACH
   - BOOST_FOREACH
-IncludeCategories: 
-  - Regex:           '^"(llvm|llvm-c|clang|clang-c)/'
-    Priority:        2
-  - Regex:           '^(<|"(gtest|gmock|isl|json)/)'
-    Priority:        3
-  - Regex:           '.*'
-    Priority:        1
-IncludeIsMainRegex: '(Test)?$'
-IndentCaseLabels: false
+IndentCaseLabels: true
+IndentPPDirectives: None
 IndentWidth:     4
 IndentWrappedFunctionNames: false
 JavaScriptQuotes: Leave
 JavaScriptWrapImports: true
-KeepEmptyLinesAtTheStartOfBlocks: true
+KeepEmptyLinesAtTheStartOfBlocks: false
 MacroBlockBegin: ''
 MacroBlockEnd:   ''
 MaxEmptyLinesToKeep: 1
-NamespaceIndentation: None
+NamespaceIndentation: All
 ObjCBlockIndentWidth: 2
 ObjCSpaceAfterProperty: false
 ObjCSpaceBeforeProtocolList: true
@@ -87,6 +80,11 @@ PenaltyBreakString: 1000
 PenaltyExcessCharacter: 1000000
 PenaltyReturnTypeOnItsOwnLine: 60
 PointerAlignment: Right
+RawStringFormats:
+  - Language:        TextProto
+    Delimiters:
+      - pb
+    BasedOnStyle:    google
 ReflowComments:  true
 SortIncludes:    false
 SortUsingDeclarations: true
@@ -97,12 +95,14 @@ SpaceBeforeParens: ControlStatements
 SpaceInEmptyParentheses: false
 SpacesBeforeTrailingComments: 1
 SpacesInAngles:  false
-SpacesInContainerLiterals: true
+SpacesInContainerLiterals: false
 SpacesInCStyleCastParentheses: false
 SpacesInParentheses: false
 SpacesInSquareBrackets: false
 Standard:        Cpp11
-TabWidth:        8
+TabWidth:        4
 UseTab:          Never
-...
-
+---
+# Don't format Objective C files. This is required so that clang-format does not exit with an error code.
+Language:        ObjC
+DisableFormat:   true

.github/workflows/clang-format-check.yml

@@ -0,0 +1,10 @@
+name: clang-format Check
+on: [push]
+jobs:
+  formatting-check:
+    name: Formatting Check
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Run clang-format style check for C programs.
+      uses: jidicula/clang-format-action@master