Add test for methodop .&

Author: CIAvash

Diff for: lexers/testdata/raku.actual

@@ -16,6 +16,18 @@ fmt.Println("Hello from Go")
 
 say $=pod[0].config<numbered>;
 
+sub f1($a) {
+    $a+1;
+}
+
+2.&f1;
+
+sub f2($a,$b) {
+    $a+1;
+}
+
+2.&f2(3);
+
 #| Fibonacci with Multiple dispatch
 multi sub fib (0 --> 0) {}
 multi sub fib (1 --> 1) {}

Diff for: lexers/testdata/raku.expected

@@ -51,6 +51,52 @@
   {"type":"LiteralString","value":"numbered"},
   {"type":"Punctuation","value":"\u003e;"},
   {"type":"Text","value":"\n\n"},
+  {"type":"Keyword","value":"sub"},
+  {"type":"Text","value":" "},
+  {"type":"NameFunction","value":"f1"},
+  {"type":"Punctuation","value":"("},
+  {"type":"NameVariable","value":"$a"},
+  {"type":"Punctuation","value":")"},
+  {"type":"Text","value":" "},
+  {"type":"Punctuation","value":"{"},
+  {"type":"Text","value":"\n    "},
+  {"type":"NameVariable","value":"$a"},
+  {"type":"Operator","value":"+"},
+  {"type":"LiteralNumberInteger","value":"1"},
+  {"type":"Punctuation","value":";"},
+  {"type":"Text","value":"\n"},
+  {"type":"Punctuation","value":"}"},
+  {"type":"Text","value":"\n\n"},
+  {"type":"LiteralNumberInteger","value":"2"},
+  {"type":"Operator","value":".\u0026"},
+  {"type":"NameFunction","value":"f1"},
+  {"type":"Punctuation","value":";"},
+  {"type":"Text","value":"\n\n"},
+  {"type":"Keyword","value":"sub"},
+  {"type":"Text","value":" "},
+  {"type":"NameFunction","value":"f2"},
+  {"type":"Punctuation","value":"("},
+  {"type":"NameVariable","value":"$a"},
+  {"type":"Operator","value":","},
+  {"type":"NameVariable","value":"$b"},
+  {"type":"Punctuation","value":")"},
+  {"type":"Text","value":" "},
+  {"type":"Punctuation","value":"{"},
+  {"type":"Text","value":"\n    "},
+  {"type":"NameVariable","value":"$a"},
+  {"type":"Operator","value":"+"},
+  {"type":"LiteralNumberInteger","value":"1"},
+  {"type":"Punctuation","value":";"},
+  {"type":"Text","value":"\n"},
+  {"type":"Punctuation","value":"}"},
+  {"type":"Text","value":"\n\n"},
+  {"type":"LiteralNumberInteger","value":"2"},
+  {"type":"Operator","value":".\u0026"},
+  {"type":"NameFunction","value":"f2"},
+  {"type":"Punctuation","value":"("},
+  {"type":"LiteralNumberInteger","value":"3"},
+  {"type":"Punctuation","value":");"},
+  {"type":"Text","value":"\n\n"},
   {"type":"Keyword","value":"#| "},
   {"type":"LiteralStringDoc","value":"Fibonacci with Multiple dispatch\n"},
   {"type":"Keyword","value":"multi"},