better error message for return type of computer var (#4911)

adhami3310 · web-flow · commit 3640b39e11e3 · 2025-03-06T15:41:46.000-08:00
diff --git a/reflex/vars/base.py b/reflex/vars/base.py
@@ -2318,7 +2318,7 @@ def _check_deprecated_return_type(self, instance: BaseState, value: Any) -> None
         if not _isinstance(value, self._var_type, nested=1, treat_var_as_type=False):
             console.error(
                 f"Computed var '{type(instance).__name__}.{self._js_expr}' must return"
-                f" type '{self._var_type}', got '{type(value)}'."
+                f" a value of type '{self._var_type}', got '{value}' of type {type(value)}."
             )
 
     def _deps(

Original file line number	Diff line number	Diff line change
`@@ -2318,7 +2318,7 @@ def _check_deprecated_return_type(self, instance: BaseState, value: Any) -> None`
`2318`	`2318`	`if not _isinstance(value, self._var_type, nested=1, treat_var_as_type=False):`
`2319`	`2319`	`console.error(`
`2320`	`2320`	`f"Computed var '{type(instance).__name__}.{self._js_expr}' must return"`
`2321`		`- f" type '{self._var_type}', got '{type(value)}'."`
	`2321`	`+ f" a value of type '{self._var_type}', got '{value}' of type {type(value)}."`
`2322`	`2322`	`)`
`2323`	`2323`
`2324`	`2324`	`def _deps(`