--- a/src/ast_dump.rs
+++ b/src/ast_dump.rs
@@ -19,6 +19,7 @@ impl BinOp {
             BinOp::BinMult => "*",
             BinOp::BinEq => "==",
             BinOp::BinLt => "<",
+            BinOp::BinGt => ">",
             BinOp::Sub => "-",
             BinOp::Div => "/",
             BinOp::Error => "BinOp::Error"
@@ -126,6 +127,23 @@ impl Statement {
                     format!("{}\n{}else:\n{}", statements.join("\n"), make_indent(indent), orelse_.join("\n"))
                 }
             }),
+            Statement::While(test, body, orelse) => format!("{}while {}:\n{}", make_indent(indent), test.to_string(), {
+                let mut statements = vec!();
+                for arg in body {
+                    statements.push(arg.to_string(indent + 1));
+                }
+
+                let mut orelse_ = vec!();
+                for arg in orelse {
+                    orelse_.push(arg.to_string(indent + 1));
+                }
+
+                if orelse_.is_empty() {
+                    statements.join("\n")
+                } else {
+                    format!("{}\n{}else:\n{}", statements.join("\n"), make_indent(indent), orelse_.join("\n"))
+                }
+            }),
             Statement::For(target, iter, body, orelse) => format!("{}for {} in {}:\n{}", make_indent(indent), target.to_string(), iter.to_string(), {
                 let mut statements = vec!();
                 for arg in body {
@@ -160,6 +178,7 @@ impl Statement {
                 exprs.join(", ")
             }),
             Statement::Expr(expr) => format!("{}{}", make_indent(indent), expr.to_string()),
+            Statement::Break => format!("{}break", make_indent(indent)),
             Statement::Error => format!("{}Statement::Error", make_indent(indent))
         }
     }