chore(settings): Handle callbacks when poping state

sile-typesetter · Feb 3, 2024 · 2e28023 · 2e28023
1 parent 433d46f
commit 2e28023
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/core/settings.lua b/core/settings.lua
@@ -106,7 +106,16 @@ end
 
 function settings:popState ()
   if not self then return deprecator() end
+  local previous = self.state
   self.state = table.remove(self.stateQueue)
+  for parameter, oldvalue in pairs(previous) do
+    if self.hooks[parameter] then
+      local newvalue = self.state[parameter]
+      if oldvalue ~= newvalue then
+        self:runHooks(parameter, newvalue)
+      end
+    end
+  end
 end
 
 function settings:declare (spec)