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#include "register_manager.hh"
#include "assert.hh"
#include "context.hh"
#include "hash_map.hh"
#include "string_utils.hh"
namespace Kakoune
{
void StaticRegister::set(Context& context, ConstArrayView<String> values, bool)
{
m_content.assign(values.begin(), values.end());
if (not m_disable_modified_hook)
context.hooks().run_hook(Hook::RegisterModified, m_name, context);
}
ConstArrayView<String> StaticRegister::get(const Context&)
{
if (m_content.empty())
return ConstArrayView<String>(String::ms_empty);
else
return ConstArrayView<String>(m_content);
}
const String& StaticRegister::get_main(const Context& context, size_t main_index)
{
auto content = get(context);
return content[std::min(main_index, content.size() - 1)];
}
void HistoryRegister::set(Context& context, ConstArrayView<String> values, bool restoring)
{
constexpr size_t size_limit = 100;
if (restoring)
{
StaticRegister::set(context, values, true);
m_content.erase(remove_if(m_content, [](auto&& s) { return s.empty(); }), m_content.end());
return;
}
for (auto&& entry : values | reverse())
{
m_content.erase(std::remove(m_content.begin(), m_content.end(), entry), m_content.end());
m_content.insert(m_content.begin(), entry);
}
if (m_content.size() > size_limit)
m_content.erase(m_content.end() - (m_content.size() - size_limit), m_content.end());
if (not m_disable_modified_hook)
context.hooks().run_hook(Hook::RegisterModified, m_name, context);
}
const String& HistoryRegister::get_main(const Context&, size_t)
{
return m_content.empty() ? String::ms_empty : m_content.front();
}
static const HashMap<StringView, Codepoint> reg_names {
{ "slash", '/' },
{ "dquote", '"' },
{ "pipe", '|' },
{ "caret", '^' },
{ "arobase", '@' },
{ "percent", '%' },
{ "dot", '.' },
{ "hash", '#' },
{ "underscore", '_' },
{ "colon", ':' }
};
Register& RegisterManager::operator[](StringView reg) const
{
if (reg.length() == 1)
return (*this)[reg[0_byte]];
auto it = reg_names.find(reg);
if (it == reg_names.end())
throw runtime_error(format("no such register: '{}'", reg));
return (*this)[it->value];
}
Register& RegisterManager::operator[](Codepoint c) const
{
c = to_lower(c);
auto it = m_registers.find(c);
if (it == m_registers.end())
throw runtime_error(format("no such register: '{}'", c));
return *(it->value);
}
void RegisterManager::add_register(Codepoint c, std::unique_ptr<Register> reg)
{
auto& reg_ptr = m_registers[c];
kak_assert(not reg_ptr);
reg_ptr = std::move(reg);
}
CandidateList RegisterManager::complete_register_name(StringView prefix, ByteCount cursor_pos) const
{
return complete(prefix, cursor_pos, reg_names | transform([](auto& i) { return i.key; }));
}
}
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