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kakoune/src/shell_manager.hh
2016-04-17 19:21:43 +01:00

55 lines
1.3 KiB
C++

#ifndef shell_manager_hh_INCLUDED
#define shell_manager_hh_INCLUDED
#include "array_view.hh"
#include "env_vars.hh"
#include "flags.hh"
#include "string.hh"
#include "utils.hh"
#include "completion.hh"
namespace Kakoune
{
class Context;
using EnvVarRetriever = std::function<String (StringView name, const Context&)>;
struct ShellContext
{
ConstArrayView<String> params;
EnvVarMap env_vars;
};
class ShellManager : public Singleton<ShellManager>
{
public:
ShellManager();
enum class Flags
{
None = 0,
WaitForStdout = 1
};
std::pair<String, int> eval(StringView cmdline, const Context& context,
StringView input = {},
Flags flags = Flags::WaitForStdout,
const ShellContext& shell_context = {});
void register_env_var(StringView str, bool prefix, EnvVarRetriever retriever);
String get_val(StringView name, const Context& context) const;
CandidateList complete_env_var(StringView prefix, ByteCount cursor_pos) const;
private:
struct EnvVarDesc { String str; bool prefix; EnvVarRetriever func; };
Vector<EnvVarDesc> m_env_vars;
};
template<> struct WithBitOps<ShellManager::Flags> : std::true_type {};
}
#endif // shell_manager_hh_INCLUDED