108 lines
3.1 KiB
C++
108 lines
3.1 KiB
C++
#include "hook_manager.hh"
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#include "containers.hh"
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#include "context.hh"
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#include "buffer_utils.hh"
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#include "display_buffer.hh"
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#include "face_registry.hh"
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#include "regex.hh"
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#include <chrono>
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namespace Kakoune
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{
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void HookManager::add_hook(StringView hook_name, String group, HookFunc hook)
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{
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auto& hooks = m_hook[hook_name];
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hooks.append({std::move(group), std::move(hook)});
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}
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void HookManager::remove_hooks(StringView group)
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{
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if (group.empty())
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throw runtime_error("invalid id");
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for (auto& hooks : m_hook)
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hooks.value.remove_all(group);
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}
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CandidateList HookManager::complete_hook_group(StringView prefix, ByteCount pos_in_token)
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{
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CandidateList res;
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for (auto& list : m_hook)
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{
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auto container = list.value | transform(decltype(list.value)::get_id);
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for (auto& c : complete(prefix, pos_in_token, container))
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{
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if (!contains(res, c))
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res.push_back(c);
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}
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}
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return res;
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}
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void HookManager::run_hook(StringView hook_name,
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StringView param, Context& context) const
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{
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if (m_parent)
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m_parent->run_hook(hook_name, param, context);
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auto hook_list_it = m_hook.find(hook_name);
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if (hook_list_it == m_hook.end())
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return;
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if (contains(m_running_hooks, std::make_pair(hook_name, param)))
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{
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auto error = format("recursive call of hook {}/{}, aborting", hook_name, param);
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write_to_debug_buffer(error);
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throw runtime_error(std::move(error));
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}
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m_running_hooks.emplace_back(hook_name, param);
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auto pop_running_hook = on_scope_end([this]{ m_running_hooks.pop_back(); });
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using Clock = std::chrono::steady_clock;
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using TimePoint = Clock::time_point;
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const DebugFlags debug_flags = context.options()["debug"].get<DebugFlags>();
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const bool profile = debug_flags & DebugFlags::Profile;
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auto start_time = profile ? Clock::now() : TimePoint{};
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auto& disabled_hooks = context.options()["disabled_hooks"].get<Regex>();
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bool hook_error = false;
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for (auto& hook : hook_list_it->value)
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{
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if (not hook.key.empty() and not disabled_hooks.empty() and
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regex_match(hook.key.begin(), hook.key.end(), disabled_hooks))
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continue;
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try
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{
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if (debug_flags & DebugFlags::Hooks)
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write_to_debug_buffer(format("hook {}/{}", hook_name, hook.key));
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hook.value(param, context);
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}
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catch (runtime_error& err)
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{
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hook_error = true;
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write_to_debug_buffer(format("error running hook {}({})/{}: {}",
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hook_name, param, hook.key, err.what()));
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}
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}
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if (hook_error)
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context.print_status({
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format("Error running hooks for '{}' '{}', see *debug* buffer",
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hook_name, param), get_face("Error") });
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if (profile)
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{
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auto end_time = Clock::now();
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auto full = std::chrono::duration_cast<std::chrono::milliseconds>(end_time - start_time);
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write_to_debug_buffer(format("hook '{}({})' took {} ms", hook_name, param, (size_t)full.count()));
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}
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}
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}
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