.clang-format

BasedOnStyle: Google
IndentWidth: 4
TabWidth: 4
UseTab: Never
ColumnLimit: 100

IncludeCategories:
  # 1. The source file's own header (should come first)
  - Regex: '^"(.*/)?[^/]+\.h"$'
    Priority: 0  # Highest priority for the source file's own header
    SortPriority: 0
    CaseSensitive: false
  - Regex: '^"(.*/)?[^/]+\.hpp"$'
    Priority: 0  # Highest priority for the source file's own header
    SortPriority: 0
    CaseSensitive: false
  - Regex: '^"(.*/)?[^/]+\.cuh"$'
    Priority: 0  # Same priority for .cuh file if it's the corresponding file's header
    SortPriority: 0
    CaseSensitive: false

  # 2. C++ Standard Library headers (second)
  - Regex: '^<.*>$'  # Any header included with angle brackets is considered a system or standard library header
    Priority: 1
    SortPriority: 1
    CaseSensitive: false

  # 3. Other project headers (third)
  - Regex: '^".*"$'  # All remaining project headers included with double quotes
    Priority: 2
    SortPriority: 2
    CaseSensitive: false

SortIncludes: true  # Keep headers sorted within their priority groups
IncludeIsMainRegex: '([-_](test|unittest))?$'