Keywords

Letlang divides keywords into 3 categories:

• value keywords
• operator keywords
• syntactic keywords

Value keywords

Those keywords are used to represent specific values:

• true
• false

Operator keywords

Those keywords are used as part of Letlang operators:

• not
• and
• or
• in
• is

Syntactic keywords

Those keywords are use as part of the syntactic elements of the language, they are classified in the following subcategories:

Module declaration:

• module

Import system:

• from
• import
• as

Symbol declaration:

• let
• pub
• class
• func
• tailrec
• effect
• extern

Guards:

• when
• with

Control flow:

• do
• intercept
• catch
• perform
• throw
• spawn
• receive
• after
• match
• cond
• else

Tail recursion:

• recurse
• final