Crafter.LintRules/project.cpp

// SPDX-License-Identifier: LGPL-3.0-only
// SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®

import std;
import Crafter.Build;
namespace fs = std::filesystem;
using namespace Crafter;

extern "C" Configuration CrafterBuildProject(std::span<const std::string_view> args) {
    std::vector<std::string> depArgs(args.begin(), args.end());
    const bool useLocal = std::erase(depArgs, "--local") > 0;

    Configuration cfg;
    cfg.path = "./";
    cfg.name = "Crafter.LintRules";
    cfg.outputName = "Crafter.LintRules";
    cfg.type = ConfigurationType::LibraryStatic;
    ApplyStandardArgs(cfg, args);
    // No dependency on Crafter.Build, on purpose. The rules only ever run
    // inside a crafter-build process, which provides the symbols, and a host
    // build already sees the Crafter.Build modules through the PCM cache
    // crafter-build keeps for its own project files — declaring the library
    // here would make every consumer clone and build all of crafter-build
    // just to lint.
    std::array<fs::path, 1> ifaces = { "interfaces/Crafter.LintRules" };
    std::array<fs::path, 0> impls = {};
    cfg.GetInterfacesAndImplementations(ifaces, impls);

    // The rule test compiles the module as its own interface and links
    // crafter-build to run the linter in-process: from git by default, or
    // the sibling checkout with `crafter-build test --local`. Host only,
    // like the rules themselves, and only when this is the project being
    // built: crafter-build itself loads this file as a dependency, and the
    // test's GitProject would then load crafter-build's project file again
    // and recurse into the cycle guard.
    if (IsTopLevelProject() && cfg.target == "x86_64-pc-linux-gnu") {
        Configuration* build = useLocal
            ? LocalProject({ .projectFile = "../Crafter.Build/project.cpp", .args = depArgs })
            : GitProject({ .source = { .url = "https://forgejo.catcrafts.net/Catcrafts/Crafter.Build.git" }, .args = depArgs });
        cfg.AddTest("HouseRules", ifaces).Dependencies({ build });
    }
    return cfg;
}