tools: add 'get_type_by_name' and 'get_instantiated_type_by_name'

Signed-off-by: Jean-Sebastien Gelinas <calestar@gmail.com>
Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/src/syntax/syntax_base.nit b/src/syntax/syntax_base.nit
index f693dd4..56c6a1c 100644 (file)
--- a/src/syntax/syntax_base.nit
+++ b/src/syntax/syntax_base.nit
@@ -285,70 +285,82 @@ end
 # Visitor used during the syntax analysis
 class AbsSyntaxVisitor
 special Visitor
+       fun get_type_by_name(clsname: Symbol): MMType
+       do
+               var cls = _module.class_by_name(clsname)
+               return cls.get_type
+       end
+
+       fun get_instantiated_type_by_name(clsname: Symbol, vtype: Array[MMType]): MMType
+       do
+               var cls = _module.class_by_name(clsname)
+               return cls.get_instantiate_type(vtype)
+       end
+
        # The root type Object
        fun type_object: MMType
        do
-               return _module.class_by_name(once ("Object".to_symbol)).get_type
+               return get_type_by_name(once ("Object".to_symbol))
        end
 
        # The primitive type Bool
        fun type_bool: MMType
        do
-               return _module.class_by_name(once ("Bool".to_symbol)).get_type
+               return get_type_by_name(once ("Bool".to_symbol))
        end
        
        # The primitive type Int 
        fun type_int: MMType
        do
-               return _module.class_by_name(once ("Int".to_symbol)).get_type
+               return get_type_by_name(once ("Int".to_symbol))
        end
 
        # The primitive type Float
        fun type_float: MMType
        do
-               return _module.class_by_name(once ("Float".to_symbol)).get_type
+               return get_type_by_name(once ("Float".to_symbol))
        end
 
        # The primitive type Char
        fun type_char: MMType
        do
-               return _module.class_by_name(once ("Char".to_symbol)).get_type
+               return get_type_by_name(once ("Char".to_symbol))
        end
 
        # The primitive type String
        fun type_string: MMType
        do
-               return _module.class_by_name(once ("String".to_symbol)).get_type
+               return get_type_by_name(once ("String".to_symbol))
        end
 
        # The primitive type Collection[nullable Object]
        fun type_collection: MMType
        do
-               return _module.class_by_name(once ("Collection".to_symbol)).get_instantiate_type([type_object.as_nullable])
+               return get_instantiated_type_by_name(once ("Collection".to_symbol), [type_object.as_nullable])
        end
 
        # The primitive type NativeString
        fun type_nativestring: MMType
        do
-               return _module.class_by_name(once ("NativeString".to_symbol)).get_type
+               return get_type_by_name(once ("NativeString".to_symbol))
        end
 
        # The primitive type Array[?]
        fun type_array(stype: MMType): MMType
        do
-               return _module.class_by_name(once ("Array".to_symbol)).get_instantiate_type([stype])
+               return get_instantiated_type_by_name(once ("Array".to_symbol), [stype])
        end
 
        # The primitive type Discrete
        fun type_discrete: MMType
        do
-               return _module.class_by_name(once ("Discrete".to_symbol)).get_type
+               return get_type_by_name(once ("Discrete".to_symbol))
        end
 
        # The primitive type Range[?]
        fun type_range(stype: MMType): MMType
        do
-               return _module.class_by_name(once ("Range".to_symbol)).get_instantiate_type([stype])
+               return get_instantiated_type_by_name(once ("Range".to_symbol), [stype])
        end
 
        # The primitive type of null