Add StrValue.str_of

Author: FancyNeuron

src/spellbind/str_values.py

@@ -106,6 +106,13 @@ def derive_from_many(cls, transformer: Callable[[Iterable[str]], str], *values:
             is_associative=is_associative,
         )
 
+    @classmethod
+    def str_of(cls, value: Any) -> StrValue:
+        if isinstance(value, Value):
+            return value.to_str()
+        else:
+            return StrConstant.of(str(value))
+
 
 def concatenate(*values: StrLike) -> StrValue:
     return StrValue.derive_from_many(_join_strs, *values, is_associative=True)