{
  "version": 6,
  "cmakeMinimumRequired": { "major": 3, "minor": 28, "patch": 0 },

  "configurePresets": [
    {
      "name": "base",
      "hidden": true,
      "generator": "Ninja",
      "description": "binaryDir MUST stay at depth 2 (build/<preset>): neotest-ctest scans only three levels deep for a CTest database, and util/cmake.lua derives the File API path from this layout.",
      "binaryDir": "${sourceDir}/build/${presetName}",
      "cacheVariables": {
        "CMAKE_EXPORT_COMPILE_COMMANDS": "ON",
        "CMAKE_C_COMPILER": "clang",
        "CMAKE_CXX_COMPILER": "clang++"
      }
    },

    {
      "name": "debug",
      "inherits": "base",
      "displayName": "Debug (clang, Ninja)",
      "cacheVariables": { "CMAKE_BUILD_TYPE": "Debug" }
    },
    {
      "name": "release",
      "inherits": "base",
      "displayName": "Release (clang, Ninja)",
      "cacheVariables": { "CMAKE_BUILD_TYPE": "RelWithDebInfo" }
    },
    {
      "name": "asan-ubsan",
      "inherits": "base",
      "displayName": "Debug + AddressSanitizer + UBSan",
      "cacheVariables": {
        "CMAKE_BUILD_TYPE": "Debug",
        "PDA_SANITIZE": "address,undefined"
      }
    },

    {
      "name": "apple-clang",
      "inherits": "base",
      "displayName": "Portability: Apple clang",
      "description": "Catches assumptions that only hold for Homebrew's libc++.",
      "condition": { "type": "equals", "lhs": "${hostSystemName}", "rhs": "Darwin" },
      "cacheVariables": {
        "CMAKE_BUILD_TYPE": "Debug",
        "CMAKE_C_COMPILER": "/usr/bin/clang",
        "CMAKE_CXX_COMPILER": "/usr/bin/clang++"
      }
    },
    {
      "name": "homebrew-gcc",
      "inherits": "base",
      "displayName": "Portability: GCC (macOS, Homebrew)",
      "description": "Catches GCC frontend divergence -- different -Wconversion behaviour, stricter diagnostics, C23 differences -- before the Ubuntu box does. Does NOT catch glibc/ELF/ABI issues, since this still uses the Apple SDK and ld64.",
      "condition": { "type": "equals", "lhs": "${hostSystemName}", "rhs": "Darwin" },
      "cacheVariables": {
        "CMAKE_BUILD_TYPE": "Debug",
        "CMAKE_C_COMPILER": "gcc-16",
        "CMAKE_CXX_COMPILER": "g++-16"
      }
    },
    {
      "name": "linux-gcc",
      "inherits": "base",
      "displayName": "Portability: GCC (Linux)",
      "condition": { "type": "equals", "lhs": "${hostSystemName}", "rhs": "Linux" },
      "cacheVariables": {
        "CMAKE_BUILD_TYPE": "Debug",
        "CMAKE_C_COMPILER": "gcc",
        "CMAKE_CXX_COMPILER": "g++"
      }
    }
  ],

  "buildPresets": [
    { "name": "debug", "configurePreset": "debug" },
    { "name": "release", "configurePreset": "release" },
    { "name": "asan-ubsan", "configurePreset": "asan-ubsan" },
    {
      "name": "apple-clang",
      "configurePreset": "apple-clang",
      "condition": { "type": "equals", "lhs": "${hostSystemName}", "rhs": "Darwin" }
    },
    {
      "name": "homebrew-gcc",
      "configurePreset": "homebrew-gcc",
      "condition": { "type": "equals", "lhs": "${hostSystemName}", "rhs": "Darwin" }
    },
    {
      "name": "linux-gcc",
      "configurePreset": "linux-gcc",
      "condition": { "type": "equals", "lhs": "${hostSystemName}", "rhs": "Linux" }
    }
  ],

  "testPresets": [
    {
      "name": "base",
      "hidden": true,
      "output": { "outputOnFailure": true, "shortProgress": true },
      "execution": { "noTestsAction": "error", "stopOnFailure": false }
    },
    { "name": "debug", "inherits": "base", "configurePreset": "debug" },
    { "name": "release", "inherits": "base", "configurePreset": "release" },
    { "name": "asan-ubsan", "inherits": "base", "configurePreset": "asan-ubsan" },
    {
      "name": "apple-clang",
      "inherits": "base",
      "configurePreset": "apple-clang",
      "condition": { "type": "equals", "lhs": "${hostSystemName}", "rhs": "Darwin" }
    },
    {
      "name": "homebrew-gcc",
      "inherits": "base",
      "configurePreset": "homebrew-gcc",
      "condition": { "type": "equals", "lhs": "${hostSystemName}", "rhs": "Darwin" }
    },
    {
      "name": "linux-gcc",
      "inherits": "base",
      "configurePreset": "linux-gcc",
      "condition": { "type": "equals", "lhs": "${hostSystemName}", "rhs": "Linux" }
    }
  ]
}