X-Git-Url: http://nitlanguage.org

diff --git a/src/parser_util.nit b/src/parser_util.nit
index 17aa012..69a170c 100644
--- a/src/parser_util.nit
+++ b/src/parser_util.nit
@@ -222,10 +222,15 @@ redef class ToolContext
 	end
 end
 
+# A modified lexer that feed tokens before and after the real tokens.
 class InjectedLexer
 	super Lexer
 
+	# The tokens to use before the real tokens (in order).
 	var injected_before = new List[Token]
+
+	# The tokens to use after the real tokens (in order).
+	# The real EOF token is produced after these tokens.
 	var injected_after = new List[Token]
 	private var is_finished = false