const body = self.body orelse return null;
const name_index = std.mem.indexOf(u8, body, name) orelse return null;
const eql_index = std.mem.indexOfScalarPos(u8, body, name_index, '=') orelse return null;
const body = self.body orelse return null;
const name_index = std.mem.indexOf(u8, body, name) orelse return null;
const eql_index = std.mem.indexOfScalarPos(u8, body, name_index, '=') orelse return null;