/**
* Create a fresh environment for toplevels.
*
* @param tree The toplevel tree.
*/
Env<AttrContext> topLevelEnv(JCCompilationUnit tree) {
Env<AttrContext> localEnv = new Env<AttrContext>(tree, new AttrContext());
localEnv.toplevel = tree;
localEnv.enclClass = predefClassDef;
tree.namedImportScope = new ImportScope(tree.packge);
tree.starImportScope = new StarImportScope(tree.packge);
localEnv.info.scope = tree.namedImportScope;
localEnv.info.lint = lint;
return localEnv;
}
