add while loops

1 files changed, 2 insertions, 1 deletions

diff --git a/src/Lexer.zig b/src/Lexer.zig
index f59737e..c938116 100644
--- a/src/Lexer.zig
+++ b/src/Lexer.zig
@@ -21,6 +21,7 @@ pub const Token = struct {
         let,
         @"if",
         @"else",
+        @"while",
     };
 };
 
@@ -122,7 +123,7 @@ fn identifierOrKeyword(self: *Self) Token {
         }
         const value = self.source[self.start..self.pos];
         return self.create(switch (std.meta.stringToEnum(Token.Type, value) orelse .invalid) {
-            .let, .@"if", .@"else" => |t| t,
+            .let, .@"if", .@"else", .@"while" => |t| t,
             else => .identifier,
         });
     }