Crate shopping_parser

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§Grammar Rules Documentation

WHITESPACE - matches spaces or tabs.
product_name - matches a product name in the format Product name: <name>.
category - matches a category in the format Category: <category>.
price - matches a price in the format Price: <amount> <currency>/<unit>.
calories - matches the caloric content in the format Calories: <calories> cal.
proteins - matches the protein content in grams in the format Proteins: <amount> g.
carbohydrates - matches the carbohydrate content in grams in the format Carbohydrates: <amount> g.
fats - matches the fat content in grams in the format Fats: <amount> g.
currency_amount - matches an amount with an optional decimal part.
currency - supported currencies: UAH, USD, EUR.
unit - supported units: kg, l, ml, pcs, g.
name - represents the name of a product, consisting of alphabetic characters and allowing multiple words separated by spaces.
product - matches a single product entry with all properties.
products - matches a list of products, each separated by a blank line.
shopping_item - matches a single shopping item in the format <name> <quantity> <unit>.
shopping_list - matches a shopping list with multiple items separated by commas.