Message: Interface\AddOns\oUF_Vengeance\oUF_Vengeance.lua:64: bad argument #1 to 'match' (string expected, got nil)
Time: 07/16/11 16:31:17
Count: 28
Stack: [C]: in function `match'
Interface\AddOns\oUF_Vengeance\oUF_Vengeance.lua:64: in function <Interface\AddOns\oUF_Vengeance\oUF_Vengeance.lua:50>
(tail call): ?

Locals: (*temporary) = nil
(*temporary) = "%d+"
(*temporary) = "string expected, got nil"

----------------------------------
-- VARIABLES
----------------------------------
 
local _, ns = ...
local oUF = oUF or ns.oUF
local _, class = UnitClass("player")
local vengeance = GetSpellInfo(93098)
local tooltip = CreateFrame("GameTooltip", "VengeanceTooltip", UIParent, "GameTooltipTemplate")
tooltip:SetOwner(UIParent, "ANCHOR_NONE")
 
----------------------------------
-- FUNCTIONS
----------------------------------
 
--get tooltip text func
local function getTooltipText(...)
  local text = ""
  local count = select("#",...)
  for i=1,count do
    local rgn = select(i,...)
    if rgn and rgn:GetObjectType() == "FontString" and rgn:GetText() then
      text = text..rgn:GetText()
      local val = tonumber(string.match(rgn:GetText(),"%d+"))
      if val then
        return val
      end
    end
  end
  print("ALERT, NO NUMBER FOUND: "..text)
  return nil
end
 
--check aura func
local function checkAura(self, event, unit)
  if not unit or (unit and unit ~= "player") then return end
  local bar = self.Vengeance
  bar:Hide() --hide bar by default
  if not bar.isTank or not bar.max or bar.max == 0 then return end
  local name = UnitBuff("player", vengeance)
  if not name then return end
  tooltip:ClearLines()
  tooltip:SetUnitBuff("player", vengeance)
  if not tooltip:GetRegions() then
    print("ALERT, NO REGIONS FOUND")
  end
  local value = getTooltipText(tooltip:GetRegions()) or -1
  if not bar.value then bar.value = 0 end
  if value > 0 then
    bar:Show() --show bar, all conditions are met
    if value > bar.max then value = bar.max end
    if value == bar.value then return end --no need to set already given values
    bar:SetValue(value)
    bar.value = value
    if bar.Text then
      if bar.OverrideText then
        bar:OverrideText(value)
      else
        bar.Text:SetText(value)
      end
    end
  end
end
 
--check health func
local function checkHealth(self,event)
  local bar = self.Vengeance
  if not bar.isTank then return end
  bar.max = 0 --disable max health by default
  local health = UnitHealthMax("player")
  local _, stamina = UnitStat("player", 3)
  if not health or not stamina then return end
  bar.max = floor(0.1 * (health - 15 * stamina) + stamina)
  bar:SetMinMaxValues(0, bar.max)
  checkAura(self, event, "player") --aura check for player on health check, hand over self and event
end
 
--check tank func
local function checkTank(self,event)
  local bar = self.Vengeance
  bar.isTank = false  --by default no tank
  bar:Hide()          --hide bar by default
  local masteryIndex = GetPrimaryTalentTree()
  if masteryIndex then
    if class == "DRUID" and masteryIndex == 2 then
      bar.isTank = true
    elseif class == "DEATHKNIGHT" and masteryIndex == 1 then
      bar.isTank = true
    elseif class == "PALADIN" and masteryIndex == 2 then
      bar.isTank = true
    elseif class == "WARRIOR" and masteryIndex == 3 then
      bar.isTank = true
    end
  end
  checkHealth(self,event) --health check on tank check, hand over self and event
end
 
--enable func
local function Enable(self, unit)
  local bar = self.Vengeance
  if bar and unit == "player" then
    self:RegisterEvent("UNIT_AURA", checkAura)
    self:RegisterEvent("UNIT_MAXHEALTH", checkHealth)
    self:RegisterEvent("UNIT_LEVEL", checkHealth)
    self:RegisterEvent("PLAYER_REGEN_DISABLED", checkTank)
    bar:Hide()
    return true
  end
end
 
--disable func
local function Disable(self)
  local bar = self.Vengeance
  if bar then
    self:UnregisterEvent("UNIT_AURA", checkAura)
    self:UnregisterEvent("UNIT_MAXHEALTH", checkHealth)
    self:UnregisterEvent("UNIT_LEVEL", checkHealth)
    self:UnregisterEvent("PLAYER_REGEN_DISABLED", checkTank)
  end
end
 
----------------------------------
-- ADD ELEMENT
----------------------------------
 
oUF:AddElement("Vengeance", nil, Enable, Disable)

        local function valueChanged(self)
	  local bar = self.Vengeance
          --...
        end

        local function valueChanged(self,event,unit)
	  if unit and unit ~= "player" then return end
	  local bar = self.Vengeance
          --...
        end

local value = tonumber(string.match(text,"%d+")) or 0

-- Vengeance
    if (IsAddOnLoaded("oUF_Vengeance")) then
        self.Vengeance = CreateFrame("StatusBar", nil, self)
        self.Vengeance.Text = self.Health:CreateFontString(nil, 'OVERLAY')
        self.Vengeance.Text:SetFont(cfg.FontProto, 14, 'THINOUTLINE')
        self.Vengeance.Text:SetShadowOffset(1, -1) 
        self.Vengeance.Text.frequentUpdates = cfg.UpdateFreq
        self.Vengeance.Text:SetJustifyH('RIGHT')
        self.Vengeance.Text:SetPoint('BOTTOMLEFT', self.Health, 'BOTTOMLEFT', 2, 3) 
        self.Vengeance.OverrideText = self.Health:CreateFontString(nil, 'OVERLAY')

-- Vengeance Text override
function OverrideText(value)
    local health = UnitHealthMax("player")
    local stamina = UnitStat("player", 3)
    local max = 0.1 * (health - 15 * stamina) + stamina
    
    self.Vengeance.Text:SetText("test")
end

local vengeance = GetSpellInfo(93098) or GetSpellInfo(76691)