home/src/shell_manager.hh
Maxime Coste 5924694bda ShellManager: init from a static list of env vars
No need to go through a static list and then copy them one by
one in a vector.
2018-02-18 14:52:29 +11:00

61 lines
1.2 KiB
C++

#ifndef shell_manager_hh_INCLUDED
#define shell_manager_hh_INCLUDED
#include "array_view.hh"
#include "env_vars.hh"
#include "string.hh"
#include "utils.hh"
#include "completion.hh"
namespace Kakoune
{
class Context;
struct ShellContext
{
ConstArrayView<String> params;
EnvVarMap env_vars;
};
struct EnvVarDesc
{
using Retriever = String (*)(StringView name, const Context&);
StringView str;
bool prefix;
Retriever func;
};
class ShellManager : public Singleton<ShellManager>
{
public:
ShellManager(ConstArrayView<EnvVarDesc> builtin_env_vars);
enum class Flags
{
None = 0,
WaitForStdout = 1
};
friend constexpr bool with_bit_ops(Meta::Type<Flags>) { return true; }
std::pair<String, int> eval(StringView cmdline, const Context& context,
StringView input = {},
Flags flags = Flags::WaitForStdout,
const ShellContext& shell_context = {});
String get_val(StringView name, const Context& context) const;
CandidateList complete_env_var(StringView prefix, ByteCount cursor_pos) const;
private:
String m_shell;
ConstArrayView<EnvVarDesc> m_env_vars;
};
}
#endif // shell_manager_hh_INCLUDED