Block.ceylon
import ceylon.ast.core {
Block,
Node
}
import com.redhat.ceylon.compiler.typechecker.tree {
JNode=Node,
Tree {
JBlock=Block
},
CustomTree {
JGuardedVariable=GuardedVariable
}
}
import ceylon.interop.java {
CeylonIterable
}
"Converts a RedHat AST [[Block|JBlock]] to a `ceylon.ast` [[Block]]."
shared Block blockToCeylon(JBlock block, Anything(JNode,Node) update = noop) {
value result = Block(CeylonIterable(block.statements).filter((d) => !d is JGuardedVariable).collect(propagateUpdate(declarationOrStatementToCeylon, update)));
update(block, result);
return result;
}
"Compiles the given [[code]] for a Block
into a [[Block]] using the Ceylon compiler
(more specifically, the rule for a `block`)."
shared Block? compileBlock(String code, Anything(JNode,Node) update = noop) {
if (exists jBlock = createParser(code).block()) {
return blockToCeylon(jBlock, update);
} else {
return null;
}
}