.clang-format

#
# Copyright (c) 2015, EURECOM (www.eurecom.fr)
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
#    list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# The views and conclusions contained in the software and documentation are those
# of the authors and should not be interpreted as representing official policies,
# either expressed or implied, of the FreeBSD Project.
#

# see https://clang.llvm.org/docs/ClangFormatStyleOptions.html for explanation
# of style options

BasedOnStyle: Google
Language: Cpp
IndentWidth: 2
ColumnLimit: 80

IncludeBlocks: Preserve
SortIncludes: false

# alignment
AlignAfterOpenBracket: AlwaysBreak
AlignConsecutiveAssignments: true
AlignConsecutiveDeclarations: false
AlignEscapedNewlines: Right
AlignOperands: true
AlignTrailingComments: true
DerivePointerAlignment: false
PointerAlignment: Left

# function style
AllowAllParametersOfDeclarationOnNextLine: false
AllowShortFunctionsOnASingleLine: Inline
AlwaysBreakAfterReturnType: None
IndentWrappedFunctionNames: false

# template style
AlwaysBreakTemplateDeclarations: Yes

# preprocessor style
IndentPPDirectives: None

# block style
AllowShortBlocksOnASingleLine: false
KeepEmptyLinesAtTheStartOfBlocks: false

# break style
BreakBeforeBinaryOperators: None
BreakBeforeBraces: Attach
BreakBeforeTernaryOperators: false
BreakStringLiterals: true
CompactNamespaces: false
ContinuationIndentWidth: 4
MaxEmptyLinesToKeep: 1
ReflowComments: true

# spacing style
UseTab: Never
SpaceAfterCStyleCast: true
SpaceAfterTemplateKeyword: false
SpaceBeforeAssignmentOperators: true
SpaceBeforeInheritanceColon: true
SpaceBeforeParens: ControlStatements
SpaceBeforeRangeBasedForLoopColon: true
SpaceInEmptyParentheses: false
SpacesBeforeTrailingComments: 2
SpacesInAngles: false
SpacesInCStyleCastParentheses: false
SpacesInContainerLiterals: false
SpacesInParentheses: false
SpacesInSquareBrackets: false

# class style
BreakConstructorInitializers: BeforeColon
BreakInheritanceList: BeforeColon
ConstructorInitializerAllOnOneLineOrOnePerLine: true
ConstructorInitializerIndentWidth: 4

# case statements
IndentCaseLabels: true

# cpp
Cpp11BracedListStyle: true
FixNamespaceComments: true
NamespaceIndentation: None
SortUsingDeclarations: true

# todo
# AlwaysBreakBeforeMultilineStrings: bool
# PenaltyBreakAssignment (unsigned)
# PenaltyBreakBeforeFirstCallParameter (unsigned)
# PenaltyBreakComment (unsigned)
# PenaltyBreakFirstLessLess (unsigned)
# PenaltyBreakString (unsigned)
# PenaltyBreakTemplateDeclaration (unsigned)
# PenaltyExcessCharacter (unsigned)
# PenaltyReturnTypeOnItsOwnLine (unsigned)