grammar.txt

field_access = expr "." field_name

field_name = identifier

identifier = alpha_or_underscoe , {alpha_or_underscore | digit }

alpha_or_underscore = alpha | "_"
digit = "0" | "1" | "2" | "3" | "4" | "5" | "6" | "7" | "8" | "9"


variable = identifier

func_def = "def" function_name { generic_type_params } param_list

param_list = "(" [ type name { "," type name } ] ")"

name = identifier