feat: improved parsing and regression test suite

src/root.zig

@@ -4,8 +4,8 @@ pub const Ast = @import("Ast.zig");
 
 pub const Story = struct {
     pub const LoadOptions = struct {
-        stream_writer: *std.Io.Writer,
-        use_color: bool = true,
+        dump_writer: *std.Io.Writer,
+        dump_use_color: bool = true,
     };
 
     pub fn loadFromString(
@@ -20,12 +20,12 @@ pub const Story = struct {
         var ast = try Ast.parse(gpa, arena, source_bytes, "<STDIN>", 0);
         defer ast.deinit(gpa);
 
-        try ast.render(gpa, options.stream_writer, .{
-            .use_color = options.use_color,
+        try ast.render(gpa, options.dump_writer, .{
+            .use_color = options.dump_use_color,
         });
         if (ast.errors.len > 0) {
-            try ast.renderErrors(gpa, options.stream_writer, .{
-                .use_color = options.use_color,
+            try ast.renderErrors(gpa, options.dump_writer, .{
+                .use_color = options.dump_use_color,
             });
             return error.Invalid;
         }