IfElse.ceylon
import ceylon.ast.core {
IfElse,
ElseClause,
Node
}
import com.redhat.ceylon.compiler.typechecker.tree {
JNode=Node,
Tree {
JIfStatement=IfStatement
}
}
"Converts a RedHat AST [[IfStatement|JIfStatement]] to a `ceylon.ast` [[IfElse]]."
shared IfElse ifElseToCeylon(JIfStatement ifElse, Anything(JNode,Node) update = noop) {
ElseClause? elseClause;
if (exists jElseClause = ifElse.elseClause) {
elseClause = elseClauseToCeylon(jElseClause, update);
} else {
elseClause = null;
}
value result = IfElse(ifClauseToCeylon(ifElse.ifClause, update), elseClause);
update(ifElse, result);
return result;
}
"Compiles the given [[code]] for an If Else
into an [[IfElse]] using the Ceylon compiler
(more specifically, the rule for an `ifElse`)."
shared IfElse? compileIfElse(String code, Anything(JNode,Node) update = noop) {
if (exists jIfElse = createParser(code).ifElse()) {
return ifElseToCeylon(jIfElse, update);
} else {
return null;
}
}