From: Jean Privat <jean@pryen.org>
Date: Sat, 4 Apr 2015 15:36:53 +0000 (+0700)
Subject: typing: on type error, also indicate the resolved type
X-Git-Tag: v0.7.4~37^2~5
X-Git-Url: http://nitlanguage.org

typing: on type error, also indicate the resolved type

Signed-off-by: Jean Privat <jean@pryen.org>
---

diff --git a/src/semantize/typing.nit b/src/semantize/typing.nit
index a1f1220..0634ee2 100644
--- a/src/semantize/typing.nit
+++ b/src/semantize/typing.nit
@@ -115,7 +115,12 @@ private class TypeVisitor
 			#node.debug("Unsafe typing: expected {sup}, got {sub}")
 			return sup
 		end
-		self.modelbuilder.error(node, "Type error: expected {sup}, got {sub}")
+		if sub.need_anchor then
+			var u = anchor_to(sub)
+			self.modelbuilder.error(node, "Type error: expected {sup}, got {sub}: {u}")
+		else
+			self.modelbuilder.error(node, "Type error: expected {sup}, got {sub}")
+		end
 		return null
 	end