fix: Support USub and UAdd nodes in annotations

Issue #71: #71

src/griffe/agents/nodes.py

@@ -688,6 +688,14 @@ def _get_unaryop_annotation(node: NodeUnaryOp, parent: Module | Class) -> Expres
  return Expression(_get_annotation(node.op, parent), _get_annotation(node.operand, parent))
 
 
+def _get_uadd_annotation(node: NodeUAdd, parent: Module | Class) -> str:
+ return "+"
+
+
+def _get_usub_annotation(node: NodeUSub, parent: Module | Class) -> str:
+ return "-"
+
+
 _node_annotation_map: dict[Type, Callable[[Any, Module | Class], str | Name | Expression]] = {
  NodeAttribute: _get_attribute_annotation,
  NodeBinOp: _get_binop_annotation,
@@ -704,6 +712,8 @@ def _get_unaryop_annotation(node: NodeUnaryOp, parent: Module | Class) -> Expres
  NodeSubscript: _get_subscript_annotation,
  NodeTuple: _get_tuple_annotation,
  NodeUnaryOp: _get_unaryop_annotation,
+ NodeUAdd: _get_uadd_annotation,
+ NodeUSub: _get_usub_annotation,
 }
 
 # TODO: remove once Python 3.8 support is dropped

tests/test_nodes.py

@@ -58,6 +58,7 @@ def test_relative_to_absolute_imports(code, path, is_package, expected):
  "A | B",
  "A[[B, C], D]",
  "A(b=c, d=1)",
+ "A[-1, +2.3]",
  ],
 )
 def test_building_annotations_from_nodes(expression):