feat: Add formatter / lexer configs.

.clang-format

@@ -0,0 +1,130 @@
+# Checkout config tool: https://zed0.co.uk/clang-format-configurator/
+# Or http://cf.monofraps.net/
+# https://clang.llvm.org/docs/ClangFormatStyleOptions.html
+# https://github.com/01org/parameter-framework/blob/master/.clang-format
+
+# Tested on: clang-format version 6.0.1
+
+
+# Common settings
+BasedOnStyle:  WebKit
+TabWidth:        4
+IndentWidth:     4
+UseTab:          Always
+ColumnLimit: 100
+
+# Other languages JavaScript, Proto
+
+---
+Language: Cpp
+
+# http://releases.llvm.org/6.0.1/tools/clang/docs/ClangFormatStyleOptions.html#disabling-formatting-on-a-piece-of-code
+# int formatted_code;
+# // clang-format off
+#     void    unformatted_code  ;
+# // clang-format on
+# void formatted_code_again;
+
+DisableFormat:   false
+Standard: Cpp11
+
+AccessModifierOffset: -4
+AlignAfterOpenBracket: true
+AlignConsecutiveAssignments: false
+AlignConsecutiveDeclarations: false
+AlignEscapedNewlinesLeft: false
+AlignOperands:   true
+AlignTrailingComments: false
+AllowAllParametersOfDeclarationOnNextLine: true
+AllowShortBlocksOnASingleLine: false
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: Empty
+AllowShortIfStatementsOnASingleLine: false
+AllowShortLoopsOnASingleLine: false
+AlwaysBreakAfterDefinitionReturnType: false
+AlwaysBreakAfterReturnType: None
+AlwaysBreakBeforeMultilineStrings: false
+AlwaysBreakTemplateDeclarations: true
+BinPackArguments: false
+BinPackParameters: false
+
+# Configure each individual brace in BraceWrapping
+BreakBeforeBraces: Custom
+# Control of individual brace wrapping cases
+BraceWrapping: {
+    AfterClass: 'true'
+    AfterControlStatement: 'true'
+    AfterEnum : 'true'
+    AfterFunction : 'true'
+    AfterNamespace : 'true'
+    AfterStruct : 'true'
+    AfterUnion : 'true'
+    BeforeCatch : 'true'
+    BeforeElse : 'true'
+    IndentBraces : 'false'
+    AfterExternBlock : 'true'
+    SplitEmptyFunction : 'false'
+    SplitEmptyRecord : 'false'
+    SplitEmptyNamespace : 'true'
+}
+
+BreakAfterJavaFieldAnnotations: true
+BreakBeforeInheritanceComma: false
+BreakBeforeBinaryOperators: None
+BreakBeforeTernaryOperators: true
+BreakConstructorInitializersBeforeComma: true
+BreakStringLiterals: true
+
+CommentPragmas:  '^ IWYU pragma:'
+CompactNamespaces: false
+ConstructorInitializerAllOnOneLineOrOnePerLine: false
+ConstructorInitializerIndentWidth: 4
+ContinuationIndentWidth: 4
+Cpp11BracedListStyle: true
+SpaceBeforeCpp11BracedList: false
+DerivePointerAlignment: false
+ExperimentalAutoDetectBinPacking: false
+ForEachMacros:   [ foreach, Q_FOREACH, BOOST_FOREACH ]
+IndentCaseLabels: false
+FixNamespaceComments: true
+IndentWrappedFunctionNames: false
+KeepEmptyLinesAtTheStartOfBlocks: true
+MacroBlockBegin: ''
+MacroBlockEnd:   ''
+JavaScriptQuotes: Double
+MaxEmptyLinesToKeep: 1
+NamespaceIndentation: All
+ObjCBlockIndentWidth: 4
+ObjCSpaceAfterProperty: true
+ObjCSpaceBeforeProtocolList: true
+PenaltyBreakBeforeFirstCallParameter: 19
+PenaltyBreakComment: 300
+PenaltyBreakFirstLessLess: 120
+PenaltyBreakString: 1000
+
+PenaltyExcessCharacter: 1000000
+PenaltyReturnTypeOnItsOwnLine: 60
+PointerAlignment: Left
+SpaceAfterCStyleCast: false
+SpaceBeforeAssignmentOperators: true
+SpaceBeforeParens: Never
+SpaceInEmptyParentheses: false
+SpacesBeforeTrailingComments: 1
+SpacesInAngles:  false
+SpacesInContainerLiterals: true
+SpacesInCStyleCastParentheses: false
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+SpaceAfterTemplateKeyword: true
+SpaceBeforeInheritanceColon: true
+
+SortUsingDeclarations: true
+SortIncludes: true
+
+# Comments are for developers, they should arrange them
+ReflowComments: false
+
+IncludeBlocks: Preserve
+IndentPPDirectives: AfterHash
+---
+

.clang-tidy

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+Checks: 'cppcoreguidelines-*,
+performance-*,
+modernize-*,
+google-*,
+misc-*
+cert-*,
+readability-*,
+clang-analyzer-*,
+-performance-unnecessary-value-param,
+-modernize-use-trailing-return-type,
+-google-runtime-references,
+-misc-non-private-member-variables-in-classes,
+-readability-braces-around-statements,
+-google-readability-braces-around-statements,
+-cppcoreguidelines-avoid-magic-numbers,
+-readability-magic-numbers,
+-readability-magic-numbers,
+-cppcoreguidelines-pro-type-vararg,
+-cppcoreguidelines-pro-bounds-pointer-arithmetic,
+-cppcoreguidelines-avoid-c-arrays,
+-modernize-avoid-c-arrays,
+-cppcoreguidelines-pro-bounds-array-to-pointer-decay,
+-readability-named-parameter,
+-cert-env33-c
+'
+
+
+WarningsAsErrors: ''
+FormatStyle:     none
+
+CheckOptions:    
+  - key:             google-readability-braces-around-statements.ShortStatementLines
+    value:           '1'
+  - key:             google-readability-function-size.StatementThreshold
+    value:           '800'
+  - key:             google-readability-namespace-comments.ShortNamespaceLines
+    value:           '10'
+  - key:             modernize-loop-convert.MaxCopySize
+    value:           '16'
+  - key:             modernize-loop-convert.MinConfidence
+    value:           reasonable
+  - key:             modernize-pass-by-value.IncludeStyle
+    value:           llvm
+  - key:             modernize-replace-auto-ptr.IncludeStyle
+    value:           llvm
+  - key:             modernize-use-nullptr.NullMacros
+    value:           'NULL'

.clangd

@@ -0,0 +1,2 @@
+CompileFlags:
+  Add: [-std=c++20]