changelog

Author: Half-Shot

changelog.d/105.feature

@@ -0,0 +1 @@
+Add support for [message tags](https://ircv3.net/specs/extensions/message-tags).

src/parse_message.ts

@@ -80,7 +80,29 @@ export function parseMessage(line: string, opts: Partial<ParserOptions>|boolean
             message.tags = new Map(
                 // Strip @
                 tags.substring(1).trim().split(';').map(
-                    (tag) => tag.split('=', 2)
+                    (tag) => {
+                        const parts = tag.split('=');
+                        return [
+                            parts.splice(0, 1)[0],
+                            parts.join('=').replace(/\\(s|\\|r|n|:)/g, (char) => {
+                                // https://ircv3.net/specs/extensions/message-tags#escaping-values
+                                switch (char) {
+                                    case "\\s":
+                                        return " ";
+                                    case "\\r":
+                                        return "\r";
+                                    case "\\n":
+                                        return "\n";
+                                    case "\\\\":
+                                        return '\\';
+                                    case "\\:":
+                                        return ';';
+                                    default:
+                                        return char;
+                                }
+                            }),
+                        ]
+                    }
                 ) as Array<[string, string|undefined]>
             );
         }

test/data/fixtures.json

@@ -128,8 +128,7 @@
 		},
 		"@msgid=63E1033A051D4B41B1AB1FA3CF4B243E :nick!user@host PRIVMSG #channel :Hello!": {
 			"opts": {
-				"supportsMessageTags": true,
-				"stripColors": false
+				"supportsMessageTags": true
 			},
 			"prefix": "nick!user@host",
 			"nick": "nick",
@@ -141,9 +140,37 @@
 			"tags": [ [ "msgid", "63E1033A051D4B41B1AB1FA3CF4B243E" ] ],
 			"args": ["#channel", "Hello!"]
 		},
-		":pratchett.freenode.net 324 nodebot #ubuntu +CLcntjf 5:10 #ubuntu-unregged": {
-			"prefix": "pratchett.freenode.net",
-			"server": "pratchett.freenode.net",
+		"@+example=raw+:=,escaped\\:\\s\\\\ :[email protected] PRIVMSG #channel :Message": {
+			"opts": {
+				"supportsMessageTags": true
+			},
+			"user": "user",
+			"nick": "nick",
+			"prefix": "[email protected]",
+			"host": "example.com",
+			"command": "PRIVMSG",
+			"rawCommand": "PRIVMSG",
+			"commandType": "normal",
+			"tags": [ [ "+example", "raw+:=,escaped; \\" ] ],
+			"args": ["#channel", "Message"]
+		},
+		"@label=123;msgid=abc;+example-client-tag=example-value :[email protected] TAGMSG #channel": {
+			"opts": {
+				"supportsMessageTags": true
+			},
+			"prefix": "[email protected]",
+			"nick": "nick",
+			"user": "user",
+			"host": "example.com",
+			"command": "TAGMSG",
+			"rawCommand": "TAGMSG",
+			"commandType": "normal",
+			"tags":[ [ "label", "123" ], [ "msgid", "abc" ], [ "+example-client-tag", "example-value" ] ],
+			"args": ["#channel"]
+		},
+		":host.foo.bar 324 nodebot #ubuntu +CLcntjf 5:10 #ubuntu-unregged": {
+			"prefix": "host.foo.bar",
+			"server": "host.foo.bar",
 			"command": "rpl_channelmodeis",
 			"rawCommand": "324",
 			"commandType": "reply",