typing: completely type ast

1 files changed, 3 insertions, 3 deletions

diff --git a/mesonbuild/ast/postprocess.py b/mesonbuild/ast/postprocess.py
index 35fe1d3..6d808be 100644
--- a/mesonbuild/ast/postprocess.py
+++ b/mesonbuild/ast/postprocess.py
@@ -20,7 +20,7 @@ from .. import mparser
 import typing as T
 
 class AstIndentationGenerator(AstVisitor):
-    def __init__(self):
+    def __init__(self) -> None:
         self.level = 0
 
     def visit_default_func(self, node: mparser.BaseNode) -> None:
@@ -76,7 +76,7 @@ class AstIndentationGenerator(AstVisitor):
         self.level -= 1
 
 class AstIDGenerator(AstVisitor):
-    def __init__(self):
+    def __init__(self) -> None:
         self.counter = {}  # type: T.Dict[str, int]
 
     def visit_default_func(self, node: mparser.BaseNode) -> None:
@@ -87,7 +87,7 @@ class AstIDGenerator(AstVisitor):
         self.counter[name] += 1
 
 class AstConditionLevel(AstVisitor):
-    def __init__(self):
+    def __init__(self) -> None:
         self.condition_level = 0
 
     def visit_default_func(self, node: mparser.BaseNode) -> None: