fn failTok( astgen: *AstGen, token: Ast.TokenIndex, comptime format: []const u8, args: anytype, ) InnerError
fn failTok( astgen: *AstGen, token: Ast.TokenIndex, comptime format: []const u8, args: anytype, ) InnerError { return astgen.failTokNotes(token, format, args, &[0]u32{}); }