From 1e9e51dae1c01bab7562911b958c47528b8011c8 Mon Sep 17 00:00:00 2001
From: Joel Klinghed <the_jk@spawned.biz>
Date: Sun, 28 Sep 2025 22:53:30 +0200
Subject: java: Add tokens

Only parses Java 8 tokens for now.
---
 src/errors.hh | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 src/errors.hh

(limited to 'src/errors.hh')

diff --git a/src/errors.hh b/src/errors.hh
new file mode 100644
index 0000000..d8b3d60
--- /dev/null
+++ b/src/errors.hh
@@ -0,0 +1,64 @@
+#ifndef ERRORS_HH
+#define ERRORS_HH
+
+#include "location.hh"
+
+#include <iosfwd>
+#include <memory>
+#include <string>
+#include <string_view>
+
+namespace src {
+
+class Errors {
+ public:
+  virtual ~Errors() = default;
+
+  virtual void err(Location loc, std::string_view msg) = 0;
+
+  virtual void warn(Location loc, std::string_view msg) = 0;
+
+#if !defined(NDEBUG)
+  virtual void dbg(Location loc, std::string_view msg) = 0;
+#else
+  void dbg(Location, std::string_view) {}
+#endif
+
+  [[nodiscard]]
+  virtual uint64_t errors() const = 0;
+  [[nodiscard]]
+  virtual uint64_t warnings() const = 0;
+
+ protected:
+  Errors() = default;
+
+  Errors(Errors const&) = delete;
+  Errors& operator=(Errors const&) = delete;
+};
+
+class ErrorsOutput {
+ public:
+  virtual ~ErrorsOutput() = default;
+
+  virtual void println(std::string_view line) = 0;
+
+ protected:
+  ErrorsOutput() = default;
+
+  ErrorsOutput(ErrorsOutput const&) = delete;
+  ErrorsOutput& operator=(ErrorsOutput const&) = delete;
+};
+
+[[nodiscard]]
+std::unique_ptr<Errors> file_errors(
+    std::string filename, std::shared_ptr<ErrorsOutput> output = nullptr);
+
+[[nodiscard]]
+std::unique_ptr<Errors> ignore_errors();
+
+[[nodiscard]]
+std::unique_ptr<ErrorsOutput> errors_output_ios(std::ostream& out);
+
+}  // namespace src
+
+#endif  // ERRORS_HH
-- 
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