From 4113accdaa72dca501908736c1bf6ecff3deabbb Mon Sep 17 00:00:00 2001
From: ElnuDev <elnu@elnu.com>
Date: Sat, 20 May 2023 18:35:02 -0700
Subject: [PATCH] Cover empty file cases, deal with empty final line

---
 src/lib.rs   | 5 ++++-
 src/rpy.pest | 2 +-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 0dfeb54..0e8fe86 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -30,7 +30,10 @@ pub fn parse(script: &str) -> Vec<Vec<Token>> {
             Rule::EOI => (),
             _ => unreachable!(),
         }
-        lines.push(tokens);
+        // TODO: For some a blank final line is always parsed
+        if tokens.len() > 0 {
+            lines.push(tokens);
+        }
     } 
     lines
 }
diff --git a/src/rpy.pest b/src/rpy.pest
index 060253c..5600fa6 100644
--- a/src/rpy.pest
+++ b/src/rpy.pest
@@ -41,4 +41,4 @@ COMMENT = _{ "#" ~ char* }
 // lines are comprised of a statement
 line = { token+ }
 
-file = { SOI ~ line ~ (NEWLINE+ ~ line)* ~ NEWLINE* ~ EOI }
\ No newline at end of file
+file = { SOI ~ (line ~ (NEWLINE+ ~ line)*)? ~ NEWLINE* ~ EOI }
\ No newline at end of file