-module(ghtml@types).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/ghtml/types.gleam").
-export([start_position/0, point_span/1]).
-export_type([position/0, span/0, parse_error/0, attr/0, token/0, node_/0, case_branch/0, template/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(
    " Type definitions for the Lustre template parser and code generator.\n"
    "\n"
    " This module defines all core types including source positions, tokens,\n"
    " AST nodes, and the parsed template structure.\n"
).

-type position() :: {position, integer(), integer()}.

-type span() :: {span, position(), position()}.

-type parse_error() :: {parse_error, span(), binary()}.

-type attr() :: {static_attr, binary(), binary()} |
    {dynamic_attr, binary(), binary()} |
    {event_attr, binary(), binary()} |
    {boolean_attr, binary()}.

-type token() :: {import, binary(), span()} |
    {params, list({binary(), binary()}), span()} |
    {html_open, binary(), list(attr()), boolean(), span()} |
    {html_close, binary(), span()} |
    {text, binary(), span()} |
    {expr, binary(), span()} |
    {if_start, binary(), span()} |
    {'else', span()} |
    {if_end, span()} |
    {each_start, binary(), binary(), gleam@option:option(binary()), span()} |
    {each_end, span()} |
    {case_start, binary(), span()} |
    {case_pattern, binary(), span()} |
    {case_end, span()} |
    {comment, span()}.

-type node_() :: {element, binary(), list(attr()), list(node_()), span()} |
    {text_node, binary(), span()} |
    {expr_node, binary(), span()} |
    {if_node, binary(), list(node_()), list(node_()), span()} |
    {each_node,
        binary(),
        binary(),
        gleam@option:option(binary()),
        list(node_()),
        span()} |
    {case_node, binary(), list(case_branch()), span()} |
    {fragment, list(node_()), span()}.

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

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

-file("src/ghtml/types.gleam", 91).
?DOC(" Create a position at line 1, column 1\n").
-spec start_position() -> position().
start_position() ->
    {position, 1, 1}.

-file("src/ghtml/types.gleam", 96).
?DOC(" Create a zero-length span at a position\n").
-spec point_span(position()) -> span().
point_span(Pos) ->
    {span, Pos, Pos}.