From 11a93a21a684ba5b70b006b4162d5448e707307e Mon Sep 17 00:00:00 2001
From: ConnorSkees <39542938+ConnorSkees@users.noreply.github.com>
Date: Sat, 21 Mar 2020 14:20:33 -0400
Subject: [PATCH] properly lex $

---
 src/lexer.rs | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/lexer.rs b/src/lexer.rs
index a8da83d..2d9f5c1 100644
--- a/src/lexer.rs
+++ b/src/lexer.rs
@@ -281,14 +281,17 @@ impl<'a> Lexer<'a> {
         self.buf.next();
         self.pos.next_char();
         let mut name = String::with_capacity(99);
-        if let Some(c) = self.buf.next() {
-            if !c.is_alphabetic() && c != '-' && c != '_' {
+        if let Some(c) = self.buf.peek() {
+            if c == &'=' {
+                return TokenKind::Symbol(Symbol::Dollar);
+            } else if !c.is_alphabetic() && c != &'-' && c != &'_' {
                 eprintln!("Error: Expected identifier.");
                 std::process::exit(1)
             } else {
                 self.pos.next_char();
-                name.push(c);
+                name.push(*c);
             }
+            self.buf.next();
         }
         while let Some(c) = self.buf.peek() {
             if !c.is_alphanumeric() && c != &'-' && c != &'_' {