Lexical Analysis

Comments

mGroupy proccessor comments out from # to #

# TODO optimize #
# 1st line
  2nd line
  3rd line #

Documentation Comment #@Document ..#

Keywords

1st Group

Users cannot use it.

Kind	Example
T	Nil
Boolean	True False
Operators 0	+ - * /
Operators 1	= > <
Operators 2	and or not
Operators 3	exist all
Operators 4	-> => , $ @
Operators 5	() {} []
Operators 6	address_of value_of
Operators 7	"" ''

2nd Group

Users should not use it.

Kind	Example
T	free child parent
Boolean	Unknown
Operators 0	% ^
Operators 1	>= <=
Operators 2	xor
Operators 8	.

Identifiers

Users should start names of identifiers with alphabets and can use alphabets, numbers and _.

Literals

Type	Example
Number	3.14 -100
Boolean	True False
Character	'A'
String	"Hello"
=>	x->x*x 2+
Group	[1 2 3]
Namespace	{nil := []}
Enumeration	Number, Number