syntax: allow untyped variable declaration

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

diff --git a/src/syntax/syntax_base.nit b/src/syntax/syntax_base.nit
index 512ccf4..13e1372 100644 (file)
--- a/src/syntax/syntax_base.nit
+++ b/src/syntax/syntax_base.nit
@@ -229,7 +229,12 @@ abstract class Variable
        # Declaration AST node
        readable var _decl: nullable ANode
 
-       # Static type
+       # Is the variable correcly declared
+       # Return false if typed was not yet computed or
+       # if an error occured during the typing computation
+       fun is_typed: Bool do return _stype != null
+
+       # The declaration static type of the variable
        readable writable var _stype: nullable MMType
 
        redef fun to_s do return _name.to_s