[fine] Starting on pattern matching, make patterns explicit

fine/src/tokens.rs

@@ -50,6 +50,7 @@ pub enum TokenKind {
     In,
     Is,
     Let,
+    Match,
     New,
     Or,
     Return,
@@ -307,6 +308,11 @@ impl<'a> Tokens<'a> {
                     return TokenKind::Let;
                 }
             }
+            'm' => {
+                if ident == "match" {
+                    return TokenKind::Match;
+                }
+            }
             'n' => {
                 if ident == "new" {
                     return TokenKind::New;
@@ -597,7 +603,13 @@ mod tests {
         (58, New, "new")
     );
 
-    test_tokens!(more_more_keywords, "in is", (0, In, "in"), (3, Is, "is"));
+    test_tokens!(
+        more_more_keywords,
+        "in is match",
+        (0, In, "in"),
+        (3, Is, "is"),
+        (6, Match, "match")
+    );
 
     test_tokens!(
         strings,