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sane printing of renamed imports

Having a select named "foo" with an underlying symbol named "bar"
and trying to make sense of all that by prettyprinting is very confusing
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1 parent 1a6c859 commit 2e0cbe0aa276720ceaf54a3448f7e04558e255b8 @xeno-by xeno-by committed Nov 13, 2012
@@ -561,8 +561,11 @@ trait Printers extends api.Printers { self: SymbolTable =>
if (isError) print(": error>")
} else if (hasSymbol) {
tree match {
- case _: Ident | _: Select | _: SelectFromTypeTree => print(tree.symbol)
- case _ => print(tree.symbol.name)
+ case refTree: RefTree =>
+ if (tree.symbol.name != refTree.name) print("[", tree.symbol, " aka ", refTree.name, "]")
+ else print(tree.symbol)
+ case _ =>
+ print(tree.symbol.name)
}
} else {
print(name)
@@ -0,0 +1,2 @@
+Block(List(Import(Select(Select(Ident(scala), scala.reflect), scala.reflect.runtime), List(ImportSelector(newTermName("universe"), 52, newTermName("ru"), 64)))), Select(Select(Select(Select(Ident(scala), scala.reflect), scala.reflect.runtime), scala.reflect.runtime.package), [newTermName("universe") aka newTermName("ru")]))
+Block(List(Import(Select(Select(Ident(scala#<id>), scala.reflect#<id>), scala.reflect.runtime#<id>), List(ImportSelector(newTermName("universe"), 52, newTermName("ru"), 64)))), Select(Select(Select(Select(Ident(scala#<id>), scala.reflect#<id>), scala.reflect.runtime#<id>), scala.reflect.runtime.package#<id>), [newTermName("universe")#<id> aka newTermName("ru")]))
@@ -0,0 +1,15 @@
+import scala.reflect.runtime.universe._
+import scala.tools.reflect.ToolBox
+
+object Test extends App {
+ val tb = runtimeMirror(getClass.getClassLoader).mkToolBox()
+ val tree = tb.parse("""
+ import scala.reflect.runtime.{universe => ru}
+ ru
+ """)
+ val ttree = tb.typeCheck(tree)
+
+ def stabilize(s: String) = """#\d+""".r.replaceAllIn(s, "#<id>")
+ println(showRaw(ttree))
+ println(stabilize(showRaw(ttree, printIds = true)))
+}

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