Module:Abilities/utils: Difference between revisionsGive feedback

@@ Line 17: / Line 17: @@
 	end
 	return nil
+end
+-- Add prefix and postfix labels to a value. Eg. "32" -> "32s"
+function format_value_with_prepost(key, value, frame)
+	if (value == nil) then return nil end
+	local prefix = lang._get_string(string.format("%s_prefix",key))
+	local postfix = lang._get_string(string.format("%s_postfix",key))
+	-- Default pre/post fix to empty string, as they may not exist
+	if (prefix == nil) then prefix = '' end
+	if (postfix == nil) then postfix = '' end
+	-- If string ends with 'm', then set the postfix to 'm' and remove it
+	if utils.string_endswith(tostring(value), 'm') then
+		value = tonumber(value:sub(1, -2))
+		postfix = 'm'
+	end
+	if (prefix == '{s:sign}') then
+		if value < 0 then
+			prefix = '-'
+		else
+			prefix = '+'
+		end
+	-- if no prefix on positive value, add a '+'
+	else
+		if value > 0 then
+			prefix = '+'
+		end
+	end
+	value_and_uom = frame:expandTemplate{
+		title = 'Template:ValueAndUom',
+		args = {
+			prefix..value,
+			postfix,
+			uom_style = 'font-size: 12px;'
+		}
+	}
+	return value_and_uom
 end
 return p

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