PackageDec.ceylon
import ceylon.ast.core {
Node,
PackageDec
}
import com.redhat.ceylon.compiler.typechecker.tree {
JNode=Node,
Tree {
JPackageLiteral=PackageLiteral
}
}
"Converts a RedHat AST [[PackageLiteral|JPackageLiteral]] to a `ceylon.ast` [[PackageDec]]."
shared PackageDec packageDecToCeylon(JPackageLiteral packageDec, Anything(JNode,Node) update = noop) {
PackageDec result;
if (exists importPath = packageDec.importPath, !importPath.identifiers.empty) {
result = PackageDec(fullPackageNameToCeylon(importPath, update));
} else {
// null importPath: `package`
// non-null but empty importPath: typechecked `package`
result = PackageDec(null);
}
update(packageDec, result);
return result;
}
"Compiles the given [[code]] for a Package Dec
into a [[PackageDec]] using the Ceylon compiler
(more specifically, the rule for a `metaLiteral`)."
shared PackageDec? compilePackageDec(String code, Anything(JNode,Node) update = noop) {
if (is JPackageLiteral jMetaLiteral = createParser(code).metaLiteral()) {
return packageDecToCeylon(jMetaLiteral, update);
} else {
return null;
}
}