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package scala.reflect
package runtime
/**
* This symbol table trait fills in the definitions so that class information is obtained by refection.
* It can be used either from the reflexive mirror itself (class Universe), or else from
* a runtime compiler that uses reflection to get a class information (class scala.tools.nsc.ReflectGlobal)
*/
trait SymbolTable extends internal.SymbolTable with JavaToScala with ScalaToJava with Loaders with SynchronizedOps {
/** If `owner` is a package class (but not the empty package) and `name` is a term name, make a new package
* <owner>.<name>, otherwise return NoSymbol.
* Exception: If owner is root and a java class with given name exists, create symbol in empty package instead.
*/
override def missingHook(owner: Symbol, name: Name): Symbol =
if (owner.isRoot && isJavaClass(name.toString))
definitions.EmptyPackageClass.info decl name
else if (name.isTermName && owner.hasPackageFlag && !owner.isEmptyPackageClass)
makeScalaPackage(if (owner.isRoot) name.toString else owner.fullName+"."+name).sourceModule
else {
info("*** missing: "+name+"/"+name.isTermName+"/"+owner+"/"+owner.hasPackageFlag+"/"+owner.info.decls.getClass)
super.missingHook(owner, name)
}
/** Assert that packages have package scopes */
override def validateClassInfo(tp: ClassInfoType) {
assert(!tp.typeSymbol.isPackageClass || tp.decls.isInstanceOf[PackageScope])
}
def info(msg: => String) =
if (settings.verbose.value) println("[reflect-compiler] "+msg)
def debugInfo(msg: => String) =
if (settings.debug.value) info(msg)
}
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