It seems what I want is `constr`

but this interacts poorly with mypy :(

1 files changed, 0 insertions, 31 deletions

diff --git a/synapse/config/validators.py b/synapse/config/validators.py
deleted file mode 100644

index 2faae0cf4a..0000000000
--- a/synapse/config/validators.py
+++ /dev/null
@@ -1,31 +0,0 @@
-import re
-from typing import Type
-
-from pydantic import BaseModel
-from pydantic.fields import ModelField
-
-
-def string_length_between(lower: int, upper: int):
-    def validator(cls: Type[BaseModel], value: str, field: ModelField) -> str:
-        print(f"validate {lower=} {upper=} {value=}")
-        if lower <= len(value) <= upper:
-            print("ok")
-            return value
-        print("bad")
-        raise ValueError(
-            f"{field.name} must be between {lower} and {upper} characters long"
-        )
-
-    return validator
-
-
-def string_contains_characters(charset: str):
-    def validator(cls: Type[BaseModel], value: str, field: ModelField) -> str:
-        pattern = f"^[{charset}]*$"
-        if re.match(pattern, value):
-            return value
-        raise ValueError(
-            f"{field.name} must be only contain the characters {charset}"
-        )
-
-    return validator