Change IRCv3 marks to reference capabilities instead of v3.1 / v3.2

irctest/specifications.py

@@ -5,16 +5,51 @@ import enum
 class Specifications(enum.Enum):
     RFC1459 = "RFC1459"
     RFC2812 = "RFC2812"
-    IRC301 = "IRCv3.1"
-    IRC302 = "IRCv3.2"
+    IRCv3 = "IRCv3"  # Mark with capabilities whenever possible
     Oragono = "Oragono"
-    Multiline = "multiline"
-    MessageTags = "message-tags"
+
+    Ircdocs = "ircdocs"
+    """Any document on ircdocs.horse (especially defs.ircdocs.horse),
+    excluding modern.ircdocs.horse"""
+
+    Modern = "modern"
 
     @classmethod
-    def of_name(cls, name):
+    def from_name(cls, name):
         name = name.upper()
         for spec in cls:
             if spec.value.upper() == name:
                 return spec
         raise ValueError(name)
+
+
+@enum.unique
+class Capabilities(enum.Enum):
+    AWAY_NOTIFY = "away-notify"
+    BATCH = "batch"
+    ECHO_MESSAGE = "echo-message"
+    EXTENDED_JOIN = "extended-join"
+    LABELED_RESPONSE = "labeled-response"
+    MESSAGE_TAGS = "message-tags"
+    MULTILINE = "draft/multiline"
+    MULTI_PREFIX = "multi-prefix"
+    SERVER_TIME = "server-time"
+
+    @classmethod
+    def from_name(cls, name):
+        try:
+            return cls(name.lower())
+        except ValueError:
+            raise ValueError(name) from None
+
+
+@enum.unique
+class IsupportTokens(enum.Enum):
+    MONITOR = "MONITOR"
+
+    @classmethod
+    def from_name(cls, name):
+        try:
+            return cls(name.upper())
+        except ValueError:
+            raise ValueError(name) from None