private bool AreAttributesCorrect(Tag tag)
{
var attribLexer = new Lexer.Lexer(
new TokenDefinition("equal", @"="),
new TokenDefinition("string", @"""[^""']+"""),
new TokenDefinition("string", @"'[^""']+'"),
new TokenDefinition("float", @"[-+]?\d*\.\d+([eE][-+]?\d+)?"),
new TokenDefinition("number", @"\d+"),
new TokenDefinition("word", @"[^<>\s=""]+")
)
{
MatchEverything = true
};
foreach (var attrib in tag.AttributesList)
{
if (!IsAttributeCorrect(attribLexer.Tokanize(attrib).Select(s => s.Type).ToArray()))
{
ErrorMessage = "Incorrect attribute\n" +
$"in tag {tag.Name} at position ({tag.Line}, {tag.Line}).";
return(false);
}
}
return(true);
}
public HtmlValidator()
{
_lexer = new Lexer.Lexer(
new TokenDefinition("NewLine", @"(\n|\r\n?)"),
new TokenDefinition("Space", @"\s+"),
new TokenDefinition("SelfClosingTag", @"<[^<>/]+/>"),
new TokenDefinition("ClosingTag", @"</[^<>/]+>"),
new TokenDefinition("OpeningTag", @"<[^<>/]+>"),
new TokenDefinition("Word", @"[^<>\s]+")
)
{
MatchEverything = true
};
}