Initial commit

src/lex/symbol.rs

@@ -0,0 +1,17 @@
+use super::Token;
+
+#[derive(Debug)]
+pub enum Symbol {
+	EqualSign,
+	Semicolon,
+}
+
+pub fn parse_symbol(input: &str) -> Option<(Token, &str)> {
+	let c: char = input.chars().next()?;
+	let input = &input[1..];
+	match c {
+		'=' => Some((Token::Sym(Symbol::EqualSign), input)),
+		';' => Some((Token::Sym(Symbol::Semicolon), input)),
+		_ => None
+	}
+}