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#include "buffer_manager.hh"
#include "assert.hh"
#include "buffer.hh"
#include "window.hh"
#include "exception.hh"
namespace Kakoune
{
struct name_not_unique : logic_error {};
void BufferManager::register_buffer(Buffer* buffer)
{
assert(buffer);
const std::string& name = buffer->name();
if (m_buffers.find(name) != m_buffers.end())
throw name_not_unique();
m_buffers[name] = std::unique_ptr<Buffer>(buffer);
}
void BufferManager::delete_buffer(Buffer* buffer)
{
assert(buffer);
auto buffer_it = m_buffers.find(buffer->name());
assert(buffer_it->second.get() == buffer);
m_buffers.erase(buffer_it);
}
Buffer* BufferManager::get_buffer(const std::string& name)
{
if (m_buffers.find(name) == m_buffers.end())
return nullptr;
return m_buffers[name].get();
}
CandidateList BufferManager::complete_buffername(const std::string& prefix,
size_t cursor_pos)
{
std::string real_prefix = prefix.substr(0, cursor_pos);
CandidateList result;
for (auto& buffer : m_buffers)
{
if (buffer.first.substr(0, real_prefix.length()) == real_prefix)
result.push_back(buffer.first);
}
return result;
}
}
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