From d4f9e3d87f5ccc47a62b725b622b15c0cbed3cbb Mon Sep 17 00:00:00 2001
From: Tao Wu <wutao@singularity-data.com>
Date: Mon, 28 Nov 2022 10:25:28 +0800
Subject: [PATCH] feat: add method to get current parsing index

---
 src/parser.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/parser.rs b/src/parser.rs
index 8361e02ad..859e1ff76 100644
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -5775,6 +5775,11 @@ impl<'a> Parser<'a> {
         }
         Ok(sequence_options)
     }
+
+    /// The index of the first unprocessed token.
+    pub fn index(&self) -> usize {
+        self.index
+    }
 }
 
 impl Word {