Add central definitions for characters used throughout HTML parsing

Several inlined functions are also defined to perform checks in read characters
2014-09-22 00:18:27 +02:00
parent 12bcac50bc
commit 5724912986
2 changed files with 92 additions and 54 deletions
@@ -6,8 +6,94 @@
 //  Copyright (c) 2014 BrainCookie. All rights reserved.
 //

-#ifndef HTMLKit_Header_h
-#define HTMLKit_Header_h
+#define CHARACTERS \
+	CHAR( NULL_CHAR, 0x0000 ) \
+	CHAR( CHARACTER_TABULATION, 0x0009 ) \
+	CHAR( LINE_FEED, 0x000A ) \
+	CHAR( FORM_FEED, 0x000C ) \
+	CHAR( CARRIAGE_RETURN, 0x000D ) \
+	CHAR( SPACE, 0x0020 ) \
+	CHAR( EXCLAMATION_MARK, 0x0021 ) \
+	CHAR( NUMBER_SIGN, 0x0023 ) \
+	CHAR( AMPERSAND, 0x0026 ) \
+	CHAR( SOLIDUS, 0x002F ) \
+	CHAR( DIGIT_ZERO, 0x0030 ) \
+	CHAR( DIGIT_NINE, 0x0039 ) \
+	CHAR( LATIN_CAPITAL_LETTER_A, 0x0041 ) \
+	CHAR( LATIN_CAPITAL_LETTER_F, 0x0046 ) \
+	CHAR( LATIN_CAPITAL_LETTER_X, 0x0058 ) \
+	CHAR( LATIN_CAPITAL_LETTER_Z, 0x005A ) \
+	CHAR( LATIN_SMALL_LETTER_A, 0x0061 ) \
+	CHAR( LATIN_SMALL_LETTER_F, 0x0066 ) \
+	CHAR( LATIN_SMALL_LETTER_X, 0x0078 ) \
+	CHAR( LATIN_SMALL_LETTER_Z, 0x007A ) \
+	CHAR( SEMICOLON, 0x003B ) \
+	CHAR( LESS_THAN_SIGN, 0x003C ) \
+	CHAR( QUESTION_MARK, 0x003F ) \
+	CHAR( REPLACEMENT_CHAR, 0xFFFD )

+#define CHAR( name, value ) static UTF32Char const name = value;
+CHARACTERS
+#undef CHAR
+
+NS_INLINE BOOL isControlOrUndefinedCharacter(UTF32Char character)
+{
+	return ((character >= 0x0001 && character <= 0x0008) ||
+			(character >= 0x000E && character <= 0x001F) ||
+			(character >= 0x007F && character <= 0x009F) ||
+			(character >= 0xFDD0 && character <= 0xFDEF) ||
+			character == 0x000B ||
+			character == 0xFFFE ||
+			character == 0xFFFF ||
+			character == 0x1FFFE ||
+			character == 0x1FFFF ||
+			character == 0x2FFFE ||
+			character == 0x2FFFF ||
+			character == 0x3FFFE ||
+			character == 0x3FFFF ||
+			character == 0x4FFFE ||
+			character == 0x4FFFF ||
+			character == 0x5FFFE ||
+			character == 0x5FFFF ||
+			character == 0x6FFFE ||
+			character == 0x6FFFF ||
+			character == 0x7FFFE ||
+			character == 0x7FFFF ||
+			character == 0x8FFFE ||
+			character == 0x8FFFF ||
+			character == 0x9FFFE ||
+			character == 0x9FFFF ||
+			character == 0xAFFFE ||
+			character == 0xAFFFF ||
+			character == 0xBFFFE ||
+			character == 0xBFFFF ||
+			character == 0xCFFFE ||
+			character == 0xCFFFF ||
+			character == 0xDFFFE ||
+			character == 0xDFFFF ||
+			character == 0xEFFFE ||
+			character == 0xEFFFF ||
+			character == 0xFFFFE ||
+			character == 0xFFFFF ||
+			character == 0x10FFFE ||
+			character == 0x10FFFF);
+}
+
+NS_INLINE BOOL isDigit(UTF32Char character)
+{
+	return (character >= DIGIT_ZERO && character <= DIGIT_NINE);
+}
+
+NS_INLINE BOOL isHexDigit(UTF32Char character)
+{
+	return ((character >= DIGIT_ZERO && character <= DIGIT_NINE) ||
+			(character >= LATIN_CAPITAL_LETTER_A && character <= LATIN_CAPITAL_LETTER_F) ||
+			(character >= LATIN_SMALL_LETTER_A && character <= LATIN_SMALL_LETTER_F));
+}
+
+NS_INLINE BOOL isValidNumericRange(UTF32Char character)
+{
+	return ((character >= 0xD800 && character <= 0xDFFF)
+			|| character > 0x10FFFF);
+}

-#endif