Added 6 new power tags.

power:percent:hidezero
power:current:hidezero
power:current-percent:hidezero
power:percent:hidefull:hidezero
power:current:hidefull:hidezero
power:current-percent:hidefull:hidezero

This closes #2

ElvUI_CustomTags/core.lua

@@ -323,6 +323,99 @@ ElvUF.Tags.Methods["power:current-percent:hidefull"] = function(unit)
 	return String
 end
 
+ElvUF.Tags.Events["power:percent:hidezero"] = "UNIT_DISPLAYPOWER UNIT_POWER_FREQUENT UNIT_MAXPOWER"
+ElvUF.Tags.Methods["power:percent:hidezero"] = function(unit)
+	local pType = UnitPowerType(unit)
+	local min, max = UnitPower(unit, pType), UnitPowerMax(unit, pType)
+	local String
+
+	if min <= 0 then
+		String = ""
+	else
+		String = GetFormattedText(min, max, "PERCENT", true)
+	end
+
+	return String
+end
+
+ElvUF.Tags.Events["power:current:hidezero"] = "UNIT_DISPLAYPOWER UNIT_POWER_FREQUENT UNIT_MAXPOWER"
+ElvUF.Tags.Methods["power:current:hidezero"] = function(unit)
+	local pType = UnitPowerType(unit)
+	local min, max = UnitPower(unit, pType), UnitPowerMax(unit, pType)
+	local String
+
+	if min <= 0 then
+		String = ""
+	else
+		String = GetFormattedText(min, max, "CURRENT", true)
+	end
+
+	return String
+end
+
+ElvUF.Tags.Events["power:current-percent:hidezero"] = "UNIT_DISPLAYPOWER UNIT_POWER_FREQUENT UNIT_MAXPOWER"
+ElvUF.Tags.Methods["power:current-percent:hidezero"] = function(unit)
+	local pType = UnitPowerType(unit)
+	local min, max = UnitPower(unit, pType), UnitPowerMax(unit, pType)
+	local String
+
+	if min <= 0 then
+		String = ""
+	else
+		String = GetFormattedText(min, max, "CURRENT_PERCENT", true)
+	end
+
+	return String
+end
+
+ElvUF.Tags.Events["power:percent:hidefull:hidezero"] = "UNIT_DISPLAYPOWER UNIT_POWER_FREQUENT UNIT_MAXPOWER"
+ElvUF.Tags.Methods["power:percent:hidefull:hidezero"] = function(unit)
+	local pType = UnitPowerType(unit)
+	local min, max = UnitPower(unit, pType), UnitPowerMax(unit, pType)
+	local deficit = max - min
+	local String
+
+	if (deficit <= 0 or min <= 0) then
+		String = ""
+	else
+		String = GetFormattedText(min, max, "PERCENT", true)
+	end
+
+	return String
+end
+
+ElvUF.Tags.Events["power:current:hidefull:hidezero"] = "UNIT_DISPLAYPOWER UNIT_POWER_FREQUENT UNIT_MAXPOWER"
+ElvUF.Tags.Methods["power:current:hidefull:hidezero"] = function(unit)
+	local pType = UnitPowerType(unit)
+	local min, max = UnitPower(unit, pType), UnitPowerMax(unit, pType)
+	local deficit = max - min
+	local String
+
+	if (deficit <= 0 or min <= 0) then
+		String = ""
+	else
+		String = GetFormattedText(min, max, "CURRENT", true)
+	end
+
+	return String
+end
+
+ElvUF.Tags.Events["power:current-percent:hidefull:hidezero"] = "UNIT_DISPLAYPOWER UNIT_POWER_FREQUENT UNIT_MAXPOWER"
+ElvUF.Tags.Methods["power:current-percent:hidefull:hidezero"] = function(unit)
+	local pType = UnitPowerType(unit)
+	local min, max = UnitPower(unit, pType), UnitPowerMax(unit, pType)
+	local deficit = max - min
+	local String
+
+	if (deficit <= 0 or min <= 0) then
+		String = ""
+	else
+		String = GetFormattedText(min, max, "CURRENT_PERCENT", true)
+	end
+
+	return String
+end
+
 ElvUF.Tags.Events["power:percent:hidedead"] = "UNIT_DISPLAYPOWER UNIT_POWER_FREQUENT UNIT_MAXPOWER UNIT_HEALTH"
 ElvUF.Tags.Methods["power:percent:hidedead"] = function(unit)
 	local pType = UnitPowerType(unit)