Replace `let` keyword with `val` and `var`

Thanks for pointing out that using `let` and `let mut` was stupid for a
scripting language @mworzala

1 files changed, 4 insertions, 2 deletions

diff --git a/src/lexer.rs b/src/lexer.rs
index 602b5e1..e850cb0 100644
--- a/src/lexer.rs
+++ b/src/lexer.rs
@@ -49,7 +49,8 @@ pub enum TokenType {
     Identifier(String),
 
     // Keywords
-    Let,
+    Val,
+    Var,
     Fn,
 
     If,
@@ -245,7 +246,8 @@ impl<'a> Iterator for Lexer<'a> {
                 }
 
                 match value.as_str() {
-                    "let" => TokenType::Let,
+                    "val" => TokenType::Val,
+                    "var" => TokenType::Var,
                     "fn" => TokenType::Fn,
                     "if" => TokenType::If,
                     "else" => TokenType::Else,