kakoune/src/shell_manager.hh
Maxime Coste 0a66eb9c47 Expand env vars as list of strings
This makes it possible to do :select `%val{selections_decs}` and to
correctly combine $kak_quoted with those.
2020-03-02 20:53:28 +11:00

60 lines
1.3 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 = Vector<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 = {});
Vector<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