.clang-format

# Indentation
ColumnLimit: 0
UseTab: Never
IndentWidth: 4
ContinuationIndentWidth: 4
AccessModifierOffset: -4


# Comments
FixNamespaceComments: true


# Breaks and lines
AlwaysBreakTemplateDeclarations: Yes
BreakBeforeBraces: Attach
BreakConstructorInitializers: AfterColon
BreakInheritanceList: AfterColon
KeepEmptyLinesAtTheStartOfBlocks: true


# Spacing
SpaceAfterCStyleCast: true
SpaceAfterLogicalNot: false
SpaceAfterTemplateKeyword: true
SpaceBeforeAssignmentOperators: true
SpaceBeforeCpp11BracedList: true
SpaceBeforeCtorInitializerColon: true
SpaceBeforeInheritanceColon: false
SpaceBeforeParens: ControlStatements
SpaceBeforeRangeBasedForLoopColon: true
SpacesBeforeTrailingComments: 2
SpacesInAngles: false
SpacesInCStyleCastParentheses: false
SpacesInContainerLiterals: false
SpacesInParentheses: false
SpacesInSquareBrackets: false


# Includes
SortIncludes: true
IncludeBlocks: Regroup
IncludeCategories:  # The corresponding header of a .cpp-file gets priority 0
  - Regex: '<boost/test'  # make sure Boost/test headers are always included first
    Priority: -1
  - Regex: '<boost'  # Boost headers
    Priority: 2
  - Regex: '<(Eigen|unsupported/Eigen)'  # Eigen headers
    Priority: 3
  - Regex: '<(algorithm|array|cmath|chrono|complex|cstddef|cstdlib|deque|fstream|functional|initializer_list|iomanip|iostream|iterator|map|memory|numeric|ostream|queue|sstream|string|type_traits|unordered_map|utility|vector)'  # STL headers
    Priority: 5
  - Regex: '<'  # any other system-installed headers are grouped and should appear just before the STL headers
    Priority: 4
  - Regex: '<libint2'  # libint2 always goes last
    Priority: 6
  - Regex: '.'  # all files that aren't included in one of the previous categories are considered to be project sources and appear first
    Priority: 1


# General
MaxEmptyLinesToKeep: 2
PointerAlignment: Left