chore: Update C++ language mappings in VSCode settings and add suppor…

…t for *sn.confy files

.vscode/settings.json

@@ -116,7 +116,8 @@
         "span": "cpp",
         "valarray": "cpp",
         "expected": "cpp",
-        "cfenv": "cpp"
+        "cfenv": "cpp",
+        "*.ipp": "cpp"
     },
     "C_Cpp.errorSquiggles": "Disabled",
     "todo-tree.tree.scanMode": "workspace",

sn.confy

@@ -0,0 +1,3 @@
+project {
+
+}

src/app/cli.cc

@@ -1,5 +1,12 @@
 
-#include "cli.h"
+#include <filesystem>
+
+#include "app/cli.h"
+#include "compiler/reports/error.h"
+#include "compiler/frontend/location.h"
+
+#define CONFY_USE_UTILS
+#include "app/vendor/confy/src/confy.hpp"
 
 namespace snowball {
 namespace cli {
@@ -12,8 +19,38 @@ const Ctx CLI::parse(int argc, char** argv) {
   ctx.build_mode = BuildMode::Build;
   ctx.input_file = "tests/main.sn";
   ctx.emit_type = EmitType::Llvm;
+  get_package_config(ctx, "");
   return ctx;
 }
 
+// CONFY IMPLEMENTATION
+
+class ConfyPackageType final : public confy::StringType {
+public:
+  std::optional<std::string> validate(const std::string& value) const override {
+    if (value != "lib" && value != "exe" && value != "both") {
+      return "Invalid package type. Must be one of 'lib', 'exe' or 'both'";
+    }
+    return std::nullopt;
+  }
+  static std::shared_ptr<ConfyPackageType> create() {
+    return std::make_shared<ConfyPackageType>();
+  }
+}; 
+
+void CLI::get_package_config(Ctx& ctx, const std::string& path) {
+  static auto interface = confy::Interface::create({});
+  std::string config_path = path.empty() ? "sn.confy" : path;
+  auto config = confy::parse_file(interface, config_path);
+  bool hasError = false;
+  for (const auto& error : config.get_errors()) {
+    hasError = true;
+    auto err_loc = error.get_position();
+    auto loc = frontend::SourceLocation(err_loc.line, err_loc.column, 1, std::make_shared<frontend::SourceFile>(config_path));
+    auto e = E(error.get_message(), loc);
+    e.print();
+  } 
+}
+
 }
 }

src/app/cli.h

@@ -3,6 +3,7 @@
 #define __SNOWBALL_CLI_H__
 
 #include "compiler/ctx.h"
+#include "compiler/package.h"
 
 namespace snowball {
 namespace cli {
@@ -28,6 +29,8 @@ class CLI {
   const Ctx parse(int argc, char** argv);
 private:
   void make_run();
+
+  void get_package_config(Ctx& ctx, const std::string& path = "");
 };
 
 }

src/compiler/ctx.h

@@ -3,6 +3,7 @@
 #define __SNOWBALL_CTX_H__
 
 #include <filesystem>
+#include "compiler/package.h"
 
 namespace snowball {
 
@@ -51,6 +52,8 @@ struct Ctx {
   BuildMode build_mode;
   EmitType emit_type;
   OptLevel opt_level = OptLevel::None;
+
+  PackageConfig package_config = std::nullopt;
 };
 
 }

src/compiler/package.h

@@ -1,9 +1,10 @@
 
 
-#ifndef __SNOWBALL_CTX_H__
-#define __SNOWBALL_CTX_H__
+#ifndef __SNOWBALL_PACKAGE_CONFIG_H__
+#define __SNOWBALL_PACKAGE_CONFIG_H__
 
 #include <optional>
+#include <vector>
 
 namespace snowball {
 
@@ -21,11 +22,11 @@ struct PackageConfigBase {
   struct Build {
     std::vector<std::string> linkage_libs;
   } build;
-}
+};
 
 using PackageConfig = std::optional<PackageConfigBase>;
 
 }
 
-#endif // __SNOWBALL_CTX_H__
+#endif // __SNOWBALL_PACKAGE_CONFIG_H__