# Defines the Chromium style for automatic reformatting.
# http://clang.llvm.org/docs/ClangFormatStyleOptions.html
BasedOnStyle: Chromium
# This defaults to 'Auto'. Explicitly set it for a while, so that
# 'vector<vector<int> >' in existing files gets formatted to
# 'vector<vector<int>>'. ('Auto' means that clang-format will only use
# 'int>>' if the file already contains at least one such instance.)
Standard: Cpp11
# TODO(crbug.com/1392808): Remove when InsertBraces has been upstreamed into
# the Chromium style (is implied by BasedOnStyle: Chromium).
InsertBraces: true
InsertNewlineAtEOF: true
# Sort #includes by following
# https://google.github.io/styleguide/cppguide.html#Names_and_Order_of_Includes
#
# ref: https://clang.llvm.org/docs/ClangFormatStyleOptions.html#includeblocks
IncludeBlocks: Regroup
# ref: https://clang.llvm.org/docs/ClangFormatStyleOptions.html#includecategories
IncludeCategories:
# The win32 api has all sorts of implicit include order dependencies :-/
# Give a few headers special priorities that make sure they appear before
# all other headers.
# Sync this with SerializeIncludes in tools/add_header.py.
# TODO(crbug.com/329138753): remove include sorting from tools/add_header.py
# after confirming clang-format sort works well.
# LINT.IfChange(winheader)
- Regex: '^<objbase\.h>' # This has to be before initguid.h.
Priority: 1
- Regex: '^<(initguid|mmdeviceapi|windows|winsock2|ws2tcpip|shobjidl|atlbase|ole2|unknwn|tchar|ocidl)\.h>'
Priority: 2
# LINT.ThenChange(/tools/add_header.py:winheader)
# UIAutomation*.h need to be after base/win/atl.h.
# Note the low priority number.
- Regex: '^<UIAutomation.*\.h>'
Priority: 6
# Other C system headers.
- Regex: '^<.*\.h>'
Priority: 3
# C++ standard library headers.
- Regex: '^<.*'
Priority: 4
# Other libraries.
- Regex: '.*'
Priority: 5
# ref: https://clang.llvm.org/docs/ClangFormatStyleOptions.html#includeismainregex
IncludeIsMainRegex: "\
(_(32|64|android|apple|chromeos|freebsd|fuchsia|fuzzer|ios|linux|mac|nacl|openbsd|posix|stubs?|win))?\
(_(unit|browser|perf)?tests?)?$"
# Make sure code like:
# IPC_BEGIN_MESSAGE_MAP()
# IPC_MESSAGE_HANDLER(WidgetHostViewHost_Update, OnUpdate)
# IPC_END_MESSAGE_MAP()
# gets correctly indented.
MacroBlockBegin: "^\
BEGIN_MSG_MAP|\
BEGIN_MSG_MAP_EX|\
BEGIN_SAFE_MSG_MAP_EX|\
CR_BEGIN_MSG_MAP_EX|\
IPC_BEGIN_MESSAGE_MAP|\
IPC_BEGIN_MESSAGE_MAP_WITH_PARAM|\
IPC_PROTOBUF_MESSAGE_TRAITS_BEGIN|\
IPC_STRUCT_BEGIN|\
IPC_STRUCT_BEGIN_WITH_PARENT|\
IPC_STRUCT_TRAITS_BEGIN|\
POLPARAMS_BEGIN|\
PPAPI_BEGIN_MESSAGE_MAP$"
MacroBlockEnd: "^\
CR_END_MSG_MAP|\
END_MSG_MAP|\
IPC_END_MESSAGE_MAP|\
IPC_PROTOBUF_MESSAGE_TRAITS_END|\
IPC_STRUCT_END|\
IPC_STRUCT_TRAITS_END|\
POLPARAMS_END|\
PPAPI_END_MESSAGE_MAP$"
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