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check_short_string: Verify string before checking length.

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While the previous implementation was correct, this should give better
error messages.
This commit is contained in:
Tim Abbott
2017-11-10 16:37:43 -08:00
parent 72eba6a0ce
commit a23378a304
2 changed files with 15 additions and 2 deletions
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4
zerver/lib/validator.py
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@@ -40,11 +40,13 @@ def check_string(var_name: str, val: object) -> Optional[str]:
return None
def check_short_string(var_name: str, val: object) -> Optional[str]:
if not isinstance(val, str):
return _('%s is not a string') % (var_name,)
max_length = 200
if len(val) >= max_length:
return _("{var_name} is longer than {max_length}.".format(
var_name=var_name, max_length=max_length))
return check_string(var_name, val)
return None
def check_int(var_name: str, val: object) -> Optional[str]:
if not isinstance(val, int):