StreamProc.h

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#pragma once
 
#include "nixd/Support/PipedProc.h"
 
#include <llvm/Support/raw_ostream.h>
#include <lspserver/Connection.h>
 
namespace nixd {
 
struct StreamProc {
private:
  std::unique_ptr<util::PipedProc> Proc;
  std::unique_ptr<llvm::raw_fd_ostream> Stream;
 
public:
  /// \brief Launch a streamed process with \p Action.
  ///
  /// The value returned by \p Action will be interpreted as process's exit
  /// value.
  StreamProc(const std::function<int()> &Action);
 
  [[nodiscard]] llvm::raw_fd_ostream &stream() const {
    assert(Stream);
    return *Stream;
  }
 
  [[nodiscard]] util::PipedProc &proc() const {
    assert(Proc);
    return *Proc;
  }
 
  [[nodiscard]] std::unique_ptr<lspserver::InboundPort> mkIn() const;
 
  [[nodiscard]] std::unique_ptr<lspserver::OutboundPort> mkOut() const;
};
 
} // namespace nixd