moved warnings to resurfacewarning class

Author: monrax

usagelogger/http_logger.py

@@ -10,7 +10,18 @@
 
 
 class ResurfaceWarning(UserWarning):
-    pass
+    def __init__(self, warning_type, environment_var=None, required_type=None):
+        self.warning_type = warning_type
+        self.env_var = environment_var
+        self.required_type = required_type
+    def __str__(self):
+        if self.warning_type == "argwarn":
+            warn = f"Invalid type for {self.env_var} " +\
+            f"(argument should be a {self.required_type}). " +\
+            "Logger won't be enabled."
+        elif self.warning_type == "nologgerwarn":
+            warn = "Logger is not enabled."
+        return warn
 
 
 class HttpLogger(BaseLogger):
@@ -29,14 +40,10 @@ def __init__(
         rules: Optional[str] = None,
     ) -> None:
 
-        argtype_warn = (
-            "Resurface: Invalid type for {} "
-            "(argument should be a {}). Logger won't be enabled."
-        )
         if url and not isinstance(url, str):
-            warnings.warn(argtype_warn.format("url", "string"), ResurfaceWarning)
+            warnings.warn(ResurfaceWarning("argwarn", "url", "string"))
         if rules and not isinstance(rules, str):
-            warnings.warn(argtype_warn.format("rules", "string"), ResurfaceWarning)
+            warnings.warn(ResurfaceWarning("argwarn", "rules", "string"))
 
         super().__init__(
             self.AGENT,
@@ -63,7 +70,7 @@ def __init__(
             self._enabled = False
 
         if not self.enabled:
-            warnings.warn("Resurface: Logger is not enabled.", ResurfaceWarning)
+            warnings.warn(ResurfaceWarning("nologgerwarn"))
 
     @property
     def rules(self) -> HttpRules: