Add support for user-defined types in type hints, closes Scony#210

CHANGELOG.md

@@ -2,6 +2,9 @@
 
 ## [master]
 
+### Added
+ - Added support for user-defined types in type hints
+
 ### Fixed
  - Fixed `max-returns` check's message
 

gdtoolkit/parser/gdscript.lark

@@ -257,7 +257,7 @@ c_dict_element: type_cast ":" type_cast
 eq_dict_element: NAME "=" type_cast
 
 TYPE: NAME ([" "] "." [" "] NAME)*
-TYPE_HINT: NAME ([" "] "." [" "] NAME)* ["[" NAME "]"]
+TYPE_HINT: NAME ([" "] "." [" "] NAME)* ["[" NAME ([" "] "." [" "] NAME)* "]"]
 NUMBER: ["+"|"-"] (FLOAT | INT)
 FLOAT: INT _EXP | DECIMAL _EXP?
 _EXP: ("e"|"E") SIGNED_INT

tests/formatter/input-output-pairs/type-hints.in.gd

@@ -1,6 +1,9 @@
+class SubClass:
+	enum NamedEnum { A, B, C }
 var a:Array[int]
 var b:Array[int] = [1]
 const C:Array[int]=[1]
+var e:Array[SubClass.NamedEnum]
 
 func foo(d:Array[int])->Array[int]:
 	return [1]

tests/formatter/input-output-pairs/type-hints.out.gd

@@ -1,6 +1,11 @@
+class SubClass:
+	enum NamedEnum { A, B, C }
+
+
 var a: Array[int]
 var b: Array[int] = [1]
 const C: Array[int] = [1]
+var e: Array[SubClass.NamedEnum]
 
 
 func foo(d: Array[int]) -> Array[int]:

tests/valid-gd-scripts/typed-arrays.gd

@@ -1,9 +1,13 @@
 extends Node
 
+class SubClass:
+	enum NamedEnum { A, B, C }
+
 
 func _ready():
 	var r: Array[int] = [1,2,3]
 	print([1,2.1] as Array[int])
+	var r2: Array[SubClass.NamedEnum]
 	#print([1,2] is Array[int])
 	#print([1,2.0] is Array[int])
 	#var rr: Array[Array[int]] = [[1]]