Add a debugging module to Ovale to selectively print debugging messages.

diff --git a/Ovale.lua b/Ovale.lua
index 1b91834..42f9633 100644
--- a/Ovale.lua
+++ b/Ovale.lua
@@ -53,6 +53,8 @@ Ovale.combatStartTime = nil
 --needCompile is true, false, or "quick"
 Ovale.needCompile = false
 Ovale.listes = {}
+--debug flags
+Ovale.debugFlags = {}
 --</public-static-properties>

 --Key bindings
@@ -64,6 +66,12 @@ BINDING_NAME_OVALE_CHECKBOX3 = L["Inverser la boîte à cocher "].."(4)"
 BINDING_NAME_OVALE_CHECKBOX4 = L["Inverser la boîte à cocher "].."(5)"

 --<public-static-methods>
+function Ovale:debugPrint(flag, ...)
+	if self.debugFlags[flag] then
+		self:Print("[" .. flag .. "]", ...)
+	end
+end
+
 function Ovale:Debug()
 	self:Print(OvaleCompile:DebugNode(self.masterNodes[1]))
 end
@@ -84,9 +92,11 @@ function Ovale:CompileAll()
 	local code = OvaleOptions:GetProfile().code
 	if code then
 		if self.needCompile == "quick" then
+			self.debugPrint("compile", "quick compile")
 			code = OvaleCompile:CompileDeclarations(code)
 			code = OvaleCompile:CompileInputs(code)
 		elseif self.needCompile then
+			self.debugPrint("compile", "FULL compile")
 			self.masterNodes = OvaleCompile:Compile(code)
 		end
 		OvaleCompile:UpdateNodesEnabled(self.masterNodes, self.masterNodesEnabled)
@@ -144,19 +154,21 @@ function Ovale:OnDisable()
     self.frame:Hide()
 end

-function Ovale:UNIT_INVENTORY_CHANGED()
+function Ovale:UNIT_INVENTORY_CHANGED(event)
 	if self.compileOnItems then
+		self:debugPrint("compile", event)
 		self.needCompile = self.needCompile or "quick"
 	else
 		self.refreshNeeded.player = true
 	end
 end

-function Ovale:Ovale_UpdateShapeshiftForm()
+function Ovale:Ovale_UpdateShapeshiftForm(event)
 	if Ovale.compileOnStances then
-		Ovale.needCompile = self.needCompile or "quick"
+		self:debugPrint("compile", event)
+		self.needCompile = self.needCompile or "quick"
 	else
-		Ovale.refreshNeeded.player = true
+		self.refreshNeeded.player = true
 	end
 end

@@ -171,12 +183,14 @@ end
 --Called when a glyph has been added
 --The script needs to be compiled
 function Ovale:GLYPH_ADDED(event)
+	self:debugPrint("compile", event)
 	self.needCompile = self.needCompile or "quick"
 end

 --Called when a glyph has been updated
 --The script needs to be compiled
 function Ovale:GLYPH_UPDATED(event)
+	self:debugPrint("compile", event)
 	self.needCompile = self.needCompile or "quick"
 end

@@ -238,6 +252,7 @@ end
 local function OnCheckBoxValueChanged(widget)
 	OvaleOptions:GetProfile().check[widget.userdata.k] = widget:GetValue()
 	if Ovale.casesACocher[widget.userdata.k].compile then
+		Ovale.debugPrint("compile", "checkbox value changed: " .. widget.userdata.k)
 		Ovale.needCompile = Ovale.needCompile or "quick"
 	end
 end
@@ -245,6 +260,7 @@ end
 local function OnDropDownValueChanged(widget)
 	OvaleOptions:GetProfile().list[widget.userdata.k] = widget.value
 	if Ovale.listes[widget.userdata.k].compile then
+		Ovale.debugPrint("compile", "list value changed: " .. widget.userdata.k)
 		Ovale.needCompile = Ovale.needCompile or "quick"
 	end
 end
diff --git a/OvaleData.lua b/OvaleData.lua
index ba3d0a8..34e2184 100644
--- a/OvaleData.lua
+++ b/OvaleData.lua
@@ -282,7 +282,8 @@ function OvaleData:UNIT_PET()
 end

 --The user learnt a new spell
-function OvaleData:SPELLS_CHANGED()
+function OvaleData:SPELLS_CHANGED(event)
+	Ovale.debugPrint("compile", event)
 	self:FillSpellList()
 	Ovale.needCompile = Ovale.needCompile or "quick"
 end
@@ -379,6 +380,7 @@ end

 function OvaleData:RemplirListeTalents()
 	local talentId = 1
+	local needCompile = false
 	while true do
 		local name, texture, tier, column, selected, available = GetTalentInfo(talentId)
 		if not name then
@@ -393,9 +395,13 @@ function OvaleData:RemplirListeTalents()
 			self.pointsTalent[talentId] = 0
 		end
 		self.listeTalentsRemplie = true
-		Ovale.needCompile = Ovale.needCompile or "quick"
+		needCompile = Ovale.needCompile or "quick"
 		talentId = talentId + 1
 	end
+	if needCompile then
+		Ovale.debugPrint("compile", "filling talent list")
+		Ovale.needCompile = needCompile
+	end
 end

 function OvaleData:FirstInit()
diff --git a/OvaleOptions.lua b/OvaleOptions.lua
index a81764e..456d46d 100644
--- a/OvaleOptions.lua
+++ b/OvaleOptions.lua
@@ -12,7 +12,7 @@
 OvaleOptions = LibStub("AceAddon-3.0"):NewAddon("OvaleOptions", "AceEvent-3.0", "AceConsole-3.0")

 --<private-static-properties>
-local strgsub = string.gsub
+local strgmatch, strgsub, tostring = string.gmatch, string.gsub, tostring
 --</private-static-properties>

 --<public-static-properties>
@@ -286,6 +286,7 @@ local options =
 					end,
 					set = function(info,v)
 						OvaleOptions.db.profile.code = v
+						Ovale.debugPrint("compile", "accepting script")
 						Ovale.needCompile = true
 					end,
 					width = "full"
@@ -300,6 +301,7 @@ local options =
 					end,
 					func = function()
 						OvaleOptions.db.profile.code = OvaleOptions.db.defaults.profile.code
+						Ovale.debugPrint("compile", "restoring default script")
 						Ovale.needCompile = true
 					end,
 				}
@@ -355,6 +357,39 @@ local options =
 						Ovale:Print(OvaleState.state.eclipse)
 					end
 				},
+				debugflags =
+				{
+					name = "List debug flags",
+					type = "execute",
+					func = function()
+						local flags
+						for flag in pairs(Ovale.debugFlags) do
+							if flags then
+								flags = flags .. ", " .. flag
+							else
+								flags = flag
+							end
+						end
+						if flags then
+							Ovale:Print(flags)
+						end
+					end
+				},
+				toggledebug =
+				{
+					name = "Toggle debug flag",
+					type = "input",
+					set = function(info, value)
+						for flag in strgmatch(value, "[%w_]+") do
+							if Ovale.debugFlags[flag] then
+								Ovale.debugFlags[flag] = nil
+							else
+								Ovale.debugFlags[flag] = true
+							end
+						end
+					end,
+					get = nil,
+				},
 				talent =
 				{
 					order = -4,
@@ -462,6 +497,7 @@ function OvaleOptions:FirstInit()
 	self.db.RegisterCallback( self, "OnProfileCopied", "HandleProfileChanges" )

 	if self.db.profile.code then
+		Ovale.debugPrint("compile", "setting script during addon initialization")
 		Ovale.needCompile = true
 	end
 end
@@ -469,6 +505,7 @@ end
 function OvaleOptions:HandleProfileChanges()
 	if self.firstInit then
 		if (self.db.profile.code) then
+			Ovale.debugPrint("compile", "changing profiles")
 			Ovale.needCompile = true
 		end
 	end