From 1b7ddd5894c2636618e630f44b1bb7d598d29b48 Mon Sep 17 00:00:00 2001
From: Mica White <botahamec@outlook.com>
Date: Sat, 3 Oct 2026 14:14:31 -0400
Subject: Planning for 0.2

---
 src/diagnostics.rs | 48 ++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 40 insertions(+), 8 deletions(-)

(limited to 'src/diagnostics.rs')

diff --git a/src/diagnostics.rs b/src/diagnostics.rs
index d2db96b..295de94 100644
--- a/src/diagnostics.rs
+++ b/src/diagnostics.rs
@@ -6,6 +6,8 @@ use crate::{
 	tokenize::{AttributeToken, Token, TokenType},
 };
 
+mod deprecated_attributes;
+mod deprecated_tag;
 mod duplicate_attribute_names;
 mod empty_tag_name;
 mod end_tag_with_attributes;
@@ -25,12 +27,6 @@ mod unclosed_start_tag;
 mod unterminated_comment;
 mod unterminated_tag;
 
-const VOID_TAGS: &[&str] = &[
-	"area", "base", "br", "col", "embed", "hr", "img", "input", "link", "meta", "param", "source",
-	"track", "wbr", "import",
-];
-const ALLOWED_TOP_LEVEL_TAGS: &[&str] = &["import", "const", "block", "head", "body"];
-
 pub struct DiagnosticsContext {
 	source_code: &'static str,
 }
@@ -194,6 +190,8 @@ pub fn run_token_diagnostics(ctx: &DiagnosticsContext, tokens: &[Token<'_>]) ->
 			ctx, tokens,
 		)
 		.is_none();
+	// TODO allow the AST diagnostics to still run if this fails
+	has_failed |= run_token_diagnostic::<deprecated_tag::DeprectatedTag>(ctx, tokens).is_none();
 	// TODO invalid character reference
 	(!has_failed).then_some(())
 }
@@ -221,8 +219,29 @@ pub fn run_ast_diagnostics(ctx: &DiagnosticsContext, document: &Document<'_>) ->
 	// TODO invalid <import />
 	// TODO invalid <const />
 	// TODO invalid <block />
-	// TODO deprecated tag
+	// TODO invalid <kuht-http />
 	// TODO deprecated tag attribute
+	// TODO warning-only obsolete features
+	// TODO invalid name on anchor
+	// TODO invalid language on script
+	// TODO invalid type on style
+	// TODO base without href or target
+	// TODO multiple base elements
+	// TODO base target with a newline, tab, or <
+	// TODO invalid cite on <blockquote> or <q>
+	// TODO non html1 tag or attribute
+	// TODO empty, missing, or invalid image src
+	// TODO invalid form enctype
+	// TODO invalid form action
+	// TODO invalid form method
+	// TODO input without name
+	// TODO invalid input attributes for type
+	// TODO invalid select size
+	// TODO invalid select mutliple attribute
+	// TODO select without name
+	// TODO invalid option selected attribute
+	// TODO invalid cols and rows attributes for textarea
+	// TODO textarea without name
 	//
 	// TODO forbidden tag in noscript
 	// TODO head tag outside head
@@ -244,6 +263,20 @@ pub fn run_ast_diagnostics(ctx: &DiagnosticsContext, document: &Document<'_>) ->
 	// TODO select inside select
 	// TODO input, keygen, textarea inside select
 	// TODO caption, table, tbody, tfoot, thread, tr, td, th inside select
+	// TODO more than one body
+	// TODO invalid head child
+	// TODO missing title
+	// TODO title outside head
+	// TODO warning for title longer than 64 characters
+	// TODO warning for more than one <h1>
+	// TODO invalid heading hierarchy
+	// TODO invalid <p>, <pre>, <address>, <cite> or <h_> content
+	// TODO wrap on <pre>
+	// TODO address inside address
+	// TODO heading inside addres
+	// TODO <header> or <footer> inside <address>
+	// TODO section content (<article>, <aside>, <section>, <nav>) inside address
+	// TODO image map outside <a>
 	//
 	// TODO anchor with invalid href
 	// TODO dt or dd outside dl
@@ -251,7 +284,6 @@ pub fn run_ast_diagnostics(ctx: &DiagnosticsContext, document: &Document<'_>) ->
 	// TODO invalid dl, ul, menu
 	// TODO invalid attribute values (see microsyntaxes)
 	// TODO aria tags don't match tag semantics
-	// TODO empty or missing image src
 	// TODO missing alt text for image (unless inside figure with caption, or has title, or meta name = "generator")
 	(!has_failed).then_some(())
 }
-- 
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