From 5ebdb9fc06a838ce425342e0c76e609ee81a2947 Mon Sep 17 00:00:00 2001
From: Brychan Dempsey <brychand@hotmail.com>
Date: Fri, 12 Mar 2021 11:10:24 +1300
Subject: [PATCH] Fixed appending two variables

---
 Assignment 1/Program.cs | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/Assignment 1/Program.cs b/Assignment 1/Program.cs
index 7109de1..4e5d8e8 100644
--- a/Assignment 1/Program.cs	
+++ b/Assignment 1/Program.cs	
@@ -134,6 +134,13 @@ namespace Assignment_1
             }
 
             #region Function Handling
+            /// <summary>
+            /// Handles the append x y case.
+            /// 
+            /// </summary>
+            /// <param name="source"></param>
+            /// <param name="lineStart"></param>
+            /// <returns></returns>
             bool Append(Stream source, long lineStart = -1)
             {
                 // If it wasn't explicitly set, assume line starts the length of 'append ' before the current position
@@ -390,7 +397,6 @@ namespace Assignment_1
                 {
                     s.Position--;
                     string keyValue;
-                    
                     long t = FindExistingIdentifier(s, out keyValue);
 
                     if (!Symbols.ContainsKey(keyValue))
@@ -413,6 +419,12 @@ namespace Assignment_1
             {
                 string identifier;
                 long wordEnd = FindNextWord(s, out identifier);
+                if (identifier.EndsWith(';') && identifier.Length > 1)
+                {
+                    // Remove the trailing semicolon from the parse & backtrack the identifier length one spot
+                    identifier = identifier.TrimEnd(';');
+                    wordEnd--;
+                }
                 // Lookup the value in the symbol table
                 returnedKey = identifier;
                 return wordEnd;