.clang-format

#this file is used by clang-format to autoformat matx source code
#
# The clang-format is part of llvm toolchain.
# It need to install llvm and clang to format source code style.
#
# The basic usage is,
#   clang-format -i -style=file PATH/TO/SOURCE/CODE
#
# The -style=file implicit use ".clang-format" file located in one of 
# parent directory. 
# The -i means inplace change.
#
# The document of clang-format is 
#   http://clang.llvm.org/docs/ClangFormat.html
#   http://clang.llvm.org/docs/ClangFormatStyleOptions.html
---
IndentWidth: 2
TabWidth: 2
UseTab: Never

Language: Cpp
Standard: Cpp11 
BasedOnStyle: Google

# indent
AccessModifierOffset: -1  # The private/protected/public has no indent in class
ContinuationIndentWidth: 4

# align
BreakBeforeTernaryOperators: true
BreakBeforeBinaryOperators: false
ColumnLimit: 100

# short block
AllowShortBlocksOnASingleLine: false
AllowShortCaseLabelsOnASingleLine: false
AllowShortFunctionsOnASingleLine: false
AllowShortIfStatementsOnASingleLine: false
AllowShortLoopsOnASingleLine: false

# other
AllowAllParametersOfDeclarationOnNextLine: true
BinPackParameters: false
BinPackArguments: false
DerivePointerAlignment: false
PointerAlignment: Left

# clang-format 3.9+
SortIncludes: true
IncludeBlocks: Preserve
BreakStringLiterals: false
ReflowComments: true
IncludeCategories:
  - Regex:           '^<.*\.h(pp)?>'
    Priority:        1
  - Regex:           '^<.*'
    Priority:        2
  - Regex:           '.*'
    Priority:        3
...