Fix single constant case

Author: chdemko

jsonpath_ng/jsonpath.py

@@ -796,7 +796,7 @@ def find(self, datum):
             return []
         # Here's the hack. If it is a dictionary or some kind of constant,
         # put it in a single-element list
-        if (isinstance(datum.value, dict) or isinstance(datum.value, int) or isinstance(datum.value, str)):
+        if (isinstance(datum.value, dict) or isinstance(datum.value, (int, float, str, bool))):
             return self.find(DatumInContext([datum.value], path=datum.path, context=datum.context))
 
         # Some iterators do not support slicing but we can still

tests/test_jsonpath.py

@@ -227,6 +227,10 @@ def test_update(parse: Callable[[str], JSONPath], expression: str, data, update_
     # Slices
     # ------
     #
+    ("[*]", 1, [1], ["[0]"]),
+    ("[*]", 1.2, [1.2], ["[0]"]),
+    ("[*]", True, [True], ["[0]"]),
+    ("[*]", "test", ["test"], ["[0]"]),
     ("[*]", [1, 2, 3], [1, 2, 3], ["[0]", "[1]", "[2]"]),
     ("[*]", range(1, 4), [1, 2, 3], ["[0]", "[1]", "[2]"]),
     ("[1:]", [1, 2, 3, 4], [2, 3, 4], ["[1]", "[2]", "[3]"]),