diagnosticEngine.h

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//
// Created for hoshi-lang LSP readiness refactoring.
//
 
#ifndef HOSHI_LANG_DIAGNOSTIC_ENGINE_H
#define HOSHI_LANG_DIAGNOSTIC_ENGINE_H
 
#include <map>
#include <mutex>
#include <string>
#include <vector>
#include "diagnostic.h"
 
namespace yoi {
 
class DiagnosticEngine {
public:
    enum class Mode {
        Immediate,  // Error severity throws immediately (current CLI behavior)
        Collect     // Accumulate all diagnostics; throw only on checkAbort()
    };
 
    DiagnosticEngine();
    explicit DiagnosticEngine(Mode mode);
 
    // ---- Core reporting ----
 
    void report(const Diagnostic &diag);
 
    void report(yoi::indexT line, yoi::indexT col,
                const std::string &msg,
                DiagnosticSeverity severity = DiagnosticSeverity::Error,
                DiagnosticCategory category = DiagnosticCategory::Generic);
 
    // ---- Query API ----
 
    bool hasErrors() const;
    bool hasWarnings() const;
    size_t errorCount() const;
    size_t warningCount() const;
    const std::vector<Diagnostic> &getDiagnostics() const;
    void clear();
 
    // ---- Mode control ----
 
    void setMode(Mode mode);
    Mode getMode() const;
 
    // ---- File path ----
 
    void setCurrentFilePath(const yoi::wstr &path);
    const yoi::wstr &getCurrentFilePath() const;
 
    // ---- Category severity overrides ----
 
    void setCategorySeverity(const std::string &label, DiagnosticSeverity severity);
 
    DiagnosticSeverity getCategorySeverity(const std::string &label) const;
 
    // ---- Source line hint ----
 
    yoi::wstr getLineHint(const yoi::wstr &file, yoi::indexT line, yoi::indexT col) const;
 
private:
    Mode m_mode;
    yoi::wstr m_currentFilePath;
    std::vector<Diagnostic> m_diagnostics;
    mutable std::mutex m_mutex;
    std::map<std::string, DiagnosticSeverity> m_categorySeverityOverrides;
 
    void initDefaultCategorySeverity();
};
 
} // namespace yoi
 
#endif // HOSHI_LANG_DIAGNOSTIC_ENGINE_H