-module(glemplate@ast).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/glemplate/ast.gleam").
-export_type([node_/0, template/0, dynamic_node/0, var/0]).

-if(?OTP_RELEASE >= 27).
-define(MODULEDOC(Str), -moduledoc(Str)).
-define(DOC(Str), -doc(Str)).
-else.
-define(MODULEDOC(Str), -compile([])).
-define(DOC(Str), -compile([])).
-endif.

?MODULEDOC(
    " The abstract syntax tree that templates are stored as in memory. This AST\n"
    " can be rendered with the renderer module.\n"
).

-type node_() :: {text, binary()} |
    {dynamic, dynamic_node()} |
    {nodes, list(node_())}.

-type template() :: {template, binary(), list(node_())}.

-type dynamic_node() :: {output, var()} |
    {raw_output, var()} |
    {'if', var(), list(node_()), list(node_())} |
    {iter, var(), binary(), list(node_())} |
    {render, binary(), list({var(), binary()})}.

-type var() :: {assign, binary()} | {field_access, var(), binary()}.