grammar/src/control.grm

/**
## Control structures

See [Control structures](control-flow.html)
*/

if
  : "if" "(" expression ")" expression SEMI? ("else" expression)?
  ;

try
  : "try" block catchBlock* finallyBlock?
  ;

catchBlock
  : "catch" "(" annotations SimpleName ":" userType ")" block
  ;

finallyBlock
  : "finally" block
  ;

loop
  : for
  : while
  : doWhile
  ;

for
  : "for" "(" annotations ("val" | "var")? (multipleVariableDeclarations | variableDeclarationEntry) "in" expression ")" expression
  ;

while
  : "while" "(" expression ")" expression
  ;

doWhile
  : "do" expression "while" "(" expression ")"
  ;