vaev-engine: Replaced more compile-time debug switch with Debug::Flag.

Author: sleepy-monax

src/vaev-engine/html/lexer.cpp

@@ -5,14 +5,15 @@ module;
 export module Vaev.Engine:html.lexer;
 
 import Karm.Core;
+import Karm.Debug;
 
 import :html.token;
 
 using namespace Karm;
 
 namespace Vaev::Html {
 
-static constexpr bool DEBUG_HTML_LEXER = false;
+static Debug::Flag debugLexer{"web-html-lexer"};
 
 struct HtmlEntity {
     Str name;
@@ -78,6 +79,7 @@ export struct HtmlLexer {
     void _emit() {
         if (not _sink)
             panic("no sink");
+        logDebugIf(debugLexer, "emiting token: {}", _ensure());
         _sink->accept(_ensure());
         _last = std::move(_token);
     }
@@ -140,7 +142,7 @@ export struct HtmlLexer {
     }
 
     void consume(Rune rune, bool isEof = false) {
-        logDebugIf(DEBUG_HTML_LEXER, "Lexing '{#c}' {#x} in {}", rune, rune, _state);
+        logDebugIf(debugLexer, "Lexing '{#c}' {#x} in {}", rune, rune, _state);
 
         switch (_state) {
 

src/vaev-engine/html/parser.cpp

@@ -5,13 +5,14 @@ module;
 export module Vaev.Engine:html.parser;
 
 import Karm.Gc;
+import Karm.Debug;
 import :dom;
 import :html.token;
 import :html.lexer;
 
 namespace Vaev::Html {
 
-static constexpr bool DEBUG_HTML_PARSER = false;
+static Debug::Flag debugParser{"web-html-parser"s};
 
 #define FOREACH_INSERTION_MODE(MODE) \
     MODE(INITIAL)                    \
@@ -165,7 +166,7 @@ export struct HtmlParser : HtmlSink {
     // 13.2.5 MARK: Tokenization
     // https://html.spec.whatwg.org/multipage/parsing.html#tokenization
     void _acknowledgeSelfClosingFlag(HtmlToken const&) {
-        logDebugIf(DEBUG_HTML_PARSER, "acknowledgeSelfClosingFlag not implemented");
+        logDebugIf(debugParser, "acknowledgeSelfClosingFlag not implemented");
     }
 
     // 13.2.6 MARK: Tree construction
@@ -2608,7 +2609,7 @@ export struct HtmlParser : HtmlSink {
 
     void _acceptIn(Mode mode, HtmlToken& t) {
         if (t.type != HtmlToken::CHARACTER)
-            logDebugIf(DEBUG_HTML_PARSER, "Parsing {} in {}", t, mode);
+            logDebugIf(debugParser, "Parsing {} in {}", t, mode);
 
         switch (mode) {