config: Config error limit/hyprctl (#5165)

* Add error_limit to limit the number of config error messages shown in notification

* Add configerrors hyprctl command

* Formatting

* Formatting for not my code

* Use CVarList, add escapeJSONStrings

* Add indication there are more undisplayed errors

* Restore suppress_errors; move getErrors() to ConfigManager

* Formatting, wtf

* Format

1 files changed, 11 insertions, 0 deletions

diff --git a/src/config/ConfigManager.cpp b/src/config/ConfigManager.cpp
index d671ffb0..7925da64 100644
--- a/src/config/ConfigManager.cpp
+++ b/src/config/ConfigManager.cpp
@@ -372,6 +372,7 @@ CConfigManager::CConfigManager() {
     m_pConfig->addConfigValue("debug:damage_tracking", {(Hyprlang::INT)DAMAGE_TRACKING_FULL});
     m_pConfig->addConfigValue("debug:manual_crash", Hyprlang::INT{0});
     m_pConfig->addConfigValue("debug:suppress_errors", Hyprlang::INT{0});
+    m_pConfig->addConfigValue("debug:error_limit", Hyprlang::INT{5});
     m_pConfig->addConfigValue("debug:watchdog_timeout", Hyprlang::INT{5});
     m_pConfig->addConfigValue("debug:disable_scale_checks", Hyprlang::INT{0});
 
@@ -609,6 +610,10 @@ std::string CConfigManager::getMainConfigPath() {
     return getConfigDir() + "/hypr/" + (ISDEBUG ? "hyprlandd.conf" : "hyprland.conf");
 }
 
+std::string CConfigManager::getErrors() {
+    return m_szConfigErrors;
+}
+
 void CConfigManager::reload() {
     EMIT_HOOK_EVENT("preConfigReload", nullptr);
     setDefaultAnimationVars();
@@ -740,6 +745,12 @@ void CConfigManager::postConfigReload(const Hyprlang::CParseResult& result) {
         g_pHyprOpenGL->m_bReloadScreenShader = true;
 
     // parseError will be displayed next frame
+
+    if (result.error)
+        m_szConfigErrors = result.getError();
+    else
+        m_szConfigErrors = "";
+
     if (result.error && !std::any_cast<Hyprlang::INT>(m_pConfig->getConfigValue("debug:suppress_errors")))
         g_pHyprError->queueCreate(result.getError(), CColor(1.0, 50.0 / 255.0, 50.0 / 255.0, 1.0));
     else if (std::any_cast<Hyprlang::INT>(m_pConfig->getConfigValue("autogenerated")) == 1)