Keywords & Literals

Below is the complete list of reserved words recognized by Lunaris. Reserved words cannot be used as the name of a variable, class, or function.

Links point to the most relevant section in the manual. Some entries are aliases or syntax helpers, so they link to the feature they belong to.

Keyword	Documentation	Kind	Description
attempt	Attempt	Keyword	Returns nil when an expression throws
break	Break	Keyword	Stops the current loop or switch case flow
case	Switch	Keyword	Declares a branch inside a switch
catch	Try & Catch	Keyword	Handles an exception thrown in a try block
class	Classes	Keyword	Declares a class
const	Constants	Keyword	Marks a value as immutable
continue	Continue	Keyword	Skips to the next loop iteration
else	Else	Keyword	Runs when previous conditions did not match
elseif	Elseif	Keyword	Adds another conditional branch after if
enum	Enums	Keyword	Declares an enum
exception	Exception	Keyword	Declares a custom exception type
extension	Extensions	Keyword	Extends an existing type with methods
false	Bool	Literal	Boolean literal for false
finally	Finally	Keyword	Runs cleanup code after try / catch
for	For	Keyword	Repeats code over a range or collection
function	Function	Keyword	Declares a function
goto	Goto	Keyword	Jumps to a label
if	If	Keyword	Starts a conditional statement
in	For	Keyword	Iteration keyword used in for (... in ...)
local	Variables	Keyword	Declares a local variable
new	Constructor	Keyword	Creates a new instance of a class
nil	Nil	Literal	Literal representing no value
operator	Operator Overloading	Keyword	Declares an operator overload
private	Private	Keyword	Restricts a member to the declaring class
protected	Protected	Keyword	Restricts a member to the class and derived classes
public	Public	Keyword	Exposes a member publicly
repeat	Repeat	Keyword	Starts a repeat-until loop
return	Return value	Keyword	Returns a value from a function
sealed	Sealed	Keyword	Prevents inheritance or overriding
static	Static	Keyword	Marks a class member or class as static
switch	Switch	Keyword	Compares one value against multiple branches
throw	Throw	Keyword	Throws an exception
trait	Trait	Keyword	Declares a trait
true	Bool	Literal	Boolean literal for true
try	Try & Catch	Keyword	Starts protected code that may throw
until	Repeat	Keyword	Ends a repeat loop when a condition becomes true
while	While	Keyword	Repeats code while a condition is true