kakoune/src/hook_manager.cc
2015-07-08 14:00:50 +01:00

79 lines
2.0 KiB
C++

#include "hook_manager.hh"
#include "containers.hh"
#include "context.hh"
#include "buffer_utils.hh"
#include "display_buffer.hh"
#include "face_registry.hh"
#include "regex.hh"
namespace Kakoune
{
void HookManager::add_hook(StringView hook_name, String group, HookFunc hook)
{
auto& hooks = m_hook[hook_name];
hooks.append({std::move(group), std::move(hook)});
}
void HookManager::remove_hooks(StringView group)
{
if (group.empty())
throw runtime_error("invalid id");
for (auto& hooks : m_hook)
hooks.second.remove_all(group);
}
CandidateList HookManager::complete_hook_group(StringView prefix, ByteCount pos_in_token)
{
CandidateList res;
for (auto& list : m_hook)
{
auto container = transformed(list.second, IdMap<HookFunc>::get_id);
for (auto& c : complete(prefix, pos_in_token, container))
{
if (!contains(res, c))
res.push_back(c);
}
}
return res;
}
void HookManager::run_hook(StringView hook_name,
StringView param, Context& context) const
{
if (m_parent)
m_parent->run_hook(hook_name, param, context);
auto hook_list_it = m_hook.find(hook_name);
if (hook_list_it == m_hook.end())
return;
auto& disabled_hooks = context.options()["disabled_hooks"].get<Regex>();
bool hook_error = false;
for (auto& hook : hook_list_it->second)
{
if (not hook.first.empty() and not disabled_hooks.empty() and
regex_match(hook.first.begin(), hook.first.end(), disabled_hooks))
continue;
try
{
hook.second(param, context);
}
catch (runtime_error& err)
{
hook_error = true;
write_to_debug_buffer(format("error running hook {}/{}: {}",
hook_name, hook.first, err.what()));
}
}
if (hook_error)
context.print_status({
format("Error running hooks for '{}' '{}', see *debug* buffer",
hook_name, param), get_face("Error") });
}
}