Data.Nutrition.Macros

Documentation

data Macros

The macro nutrients are Protein, Carbohydrate and Fat. They are stored within a triple that is called Macros.

Constructors

Macros (Protein, Carb, Fat)

prot :: Macros -> Percent

prot, carb and fat are functions that return the percent of that macro nutrient. They are basically getters of the Macros data.

carb :: Macros -> Percent

prot, carb and fat are functions that return the percent of that macro nutrient. They are basically getters of the Macros data.

fat :: Macros -> Percent

prot, carb and fat are functions that return the percent of that macro nutrient. They are basically getters of the Macros data.

newMacros :: (Protein, Carb, Fat) -> Macros

newMacros is a smart constructor to Macros. It checks, whether the sum of the percentages is equal or below 100%. Otherwise it does not construct a Macros value.