syntax: removes test "constructor must be invoked before"

[nit.git] / src / syntax / typing.nit

diff --git a/src/syntax/typing.nit b/src/syntax/typing.nit
index ffcdec1..db0b46c 100644 (file)
--- a/src/syntax/typing.nit
+++ b/src/syntax/typing.nit
@@ -1622,9 +1622,6 @@ redef class ASuperInitCall
                                if c == prev_class then
                                        prev_class = null
                                else if c == cla then
-                                       if prev_class != null then
-                                               v.error(self, "Error: Constructor of {c} must be invoked before constructor of {prev_class}")
-                                       end
                                        esic.add(property)
                                        break
                                end
@@ -1644,6 +1641,9 @@ redef class ANewExpr
                        v.error(self, "Error: try to instantiate abstract class {t.local_class}.")
                        return
                end
+               if t.is_nullable then
+                       v.error(self, "Type error: cannot instantiate the nullable type {t}.")
+               end
                var name: Symbol
                if n_id == null then
                        name = once "init".to_symbol
@@ -2141,3 +2141,15 @@ redef class AOnceExpr
        end
 end
 
+redef class ADebugTypeExpr
+       redef fun after_typing(v)
+       do
+               if not v.check_expr(n_expr) then return
+               if not n_type.is_typed then return
+               var etype = n_expr.stype
+               var ttype = n_type.stype
+               if etype != ttype then
+                       v.warning(self, "Warning: Expression is a {etype}, expected {ttype}.")
+               end
+       end
+end