Bootstrap project

.clang-format

@@ -0,0 +1,23 @@
+# vim: ft=yaml
+---
+BasedOnStyle: LLVM
+IndentWidth: 4
+---
+Language: Cpp
+# Force pointers to the type for C++.
+DerivePointerAlignment: false
+PointerAlignment: Left
+
+# Short functions should not be on a single line, unless empty
+AllowShortFunctionsOnASingleLine: Empty
+
+# Make them level
+AccessModifierOffset: -4
+
+# It makes more sense this way
+BreakBeforeBinaryOperators: All
+BreakBeforeTernaryOperators: true
+
+# Aesthetic
+AlignOperands: AlignAfterOperator
+---

.envrc

@@ -0,0 +1,5 @@
+if ! has nix_direnv_version || ! nix_direnv_version 3.0.0; then
+    source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.0/direnvrc" "sha256-21TMnI2xWX7HkSTjFFri2UaohXVj854mgvWapWrxRXg="
+fi
+
+use flake

.gitignore

@@ -0,0 +1,7 @@
+# CMake build directories
+/build
+/build-*
+
+# Nix generated files
+/.pre-commit-config.yaml
+/result

.woodpecker/check.yml

@@ -0,0 +1,31 @@
+labels:
+  backend: local
+
+steps:
+- name: pre-commit check
+  image: bash
+  commands:
+  - nix develop --command pre-commit run --all
+
+- name: nix flake check
+  image: bash
+  commands:
+  - nix flake check
+
+- name: notify
+  image: bash
+  environment:
+    ADDRESS:
+      from_secret: matrix_homeserver
+    ROOM:
+      from_secret: matrix_roomid
+    USER:
+      from_secret: matrix_username
+    PASS:
+      from_secret: matrix_password
+  commands:
+  - nix run github:ambroisie/matrix-notifier
+  when:
+    status:
+    - failure
+    - success

flake.lock

@@ -0,0 +1,140 @@
+{
+  "nodes": {
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1696426674,
+        "narHash": "sha256-kvjfFW7WAETZlt09AgDn1MrtKzP7t90Vf7vypd3OL1U=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "0f9255e01c2351cc7d116c072cb317785dd33b33",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "futils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1710146030,
+        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "ref": "main",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "gitignore": {
+      "inputs": {
+        "nixpkgs": [
+          "pre-commit-hooks",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1709087332,
+        "narHash": "sha256-HG2cCnktfHsKV0s4XW83gU3F57gaTljL9KNSuG6bnQs=",
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "rev": "637db329424fd7e46cf4185293b9cc8c88c95394",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1724224976,
+        "narHash": "sha256-Z/ELQhrSd7bMzTO8r7NZgi9g5emh+aRKoCdaAv5fiO0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "c374d94f1536013ca8e92341b540eba4c22f9c62",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-stable": {
+      "locked": {
+        "lastModified": 1720386169,
+        "narHash": "sha256-NGKVY4PjzwAa4upkGtAMz1npHGoRzWotlSnVlqI40mo=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "194846768975b7ad2c4988bdb82572c00222c0d7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-24.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "pre-commit-hooks": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "gitignore": "gitignore",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "nixpkgs-stable": "nixpkgs-stable"
+      },
+      "locked": {
+        "lastModified": 1724440431,
+        "narHash": "sha256-9etXEOUtzeMgqg1u0wp+EdwG7RpmrAZ2yX516bMj2aE=",
+        "owner": "cachix",
+        "repo": "pre-commit-hooks.nix",
+        "rev": "c8a54057aae480c56e28ef3e14e4960628ac495b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "ref": "master",
+        "repo": "pre-commit-hooks.nix",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "futils": "futils",
+        "nixpkgs": "nixpkgs",
+        "pre-commit-hooks": "pre-commit-hooks"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,112 @@
+{
+  description = "Interval Map coding exercise";
+
+  inputs = {
+    futils = {
+      type = "github";
+      owner = "numtide";
+      repo = "flake-utils";
+      ref = "main";
+    };
+
+    nixpkgs = {
+      type = "github";
+      owner = "NixOS";
+      repo = "nixpkgs";
+      ref = "nixos-unstable";
+    };
+
+    pre-commit-hooks = {
+      type = "github";
+      owner = "cachix";
+      repo = "pre-commit-hooks.nix";
+      ref = "master";
+      inputs = {
+        flake-utils.follows = "futils";
+        nixpkgs.follows = "nixpkgs";
+      };
+    };
+  };
+
+  outputs = { self, futils, nixpkgs, pre-commit-hooks }:
+    {
+      overlays = {
+        default = final: _prev: {
+          interval-map = with final; stdenv.mkDerivation {
+            pname = "interval-map";
+            version = "0.0.0";
+
+            src = self;
+
+            nativeBuildInputs = with pkgs; [
+              meson
+              ninja
+              pkg-config
+            ];
+
+            checkInputs = with pkgs; [
+              gtest
+            ];
+
+            doCheck = true;
+
+            meta = with lib; {
+              description = "An implementation of interval_map";
+              homepage = "https://git.belanyi.fr/ambroisie/interval-map";
+              license = licenses.mit;
+              maintainers = with maintainers; [ ambroisie ];
+              platforms = platforms.unix;
+            };
+          };
+        };
+      };
+    } // futils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs {
+          inherit system;
+          overlays = [
+            self.overlays.default
+          ];
+        };
+
+        pre-commit = pre-commit-hooks.lib.${system}.run {
+          src = self;
+
+          hooks = {
+            nixpkgs-fmt = {
+              enable = true;
+            };
+
+            clang-format = {
+              enable = true;
+            };
+          };
+        };
+      in
+      {
+        checks = {
+          inherit (self.packages.${system}) interval-map;
+
+          inherit pre-commit;
+        };
+
+        devShells = {
+          default = pkgs.mkShell {
+            inputsFrom = with self.packages.${system}; [
+              interval-map
+            ];
+
+            packages = with pkgs; [
+              clang-tools
+            ];
+
+            inherit (pre-commit) shellHook;
+          };
+        };
+
+        packages = futils.lib.flattenTree {
+          default = pkgs.interval-map;
+          inherit (pkgs) interval-map;
+        };
+      });
+}

meson.build

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+project(
+  'interval-map',
+  'cpp',
+  version : '0.0.0',
+  license: 'MIT',
+  default_options : [
+    'cpp_std=c++20',
+    'warning_level=3',
+  ],
+)
+
+subdir('src')
+subdir('tests')

src/include/interval-map/interval-map.hh

@@ -0,0 +1 @@
+#pragma once

src/meson.build

@@ -0,0 +1 @@
+interval_map_dep = declare_dependency(include_directories: 'include')

tests/meson.build

@@ -0,0 +1 @@
+subdir('unit')

tests/unit/meson.build

@@ -0,0 +1,16 @@
+gtest_dep = dependency(
+  'gtest',
+  main : true,
+  required : false,
+)
+
+dummy_test = executable(
+  'unit_test',
+  'unit_test.cc',
+  dependencies : [
+    gtest_dep,
+    interval_map_dep
+  ],
+)
+
+test('unit test', dummy_test)

tests/unit/unit_test.cc

@@ -0,0 +1,7 @@
+#include <gtest/gtest.h>
+
+#include <interval-map/interval-map.hh>
+
+TEST(misc, passing) {
+    ASSERT_EQ(1, 1);
+}