c# barcode generator library open source PARSERS BECAUSE BNF IS NOT JUST FOR ACADEMICS ANYMORE in Font

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CHAPTER 8 PARSERS BECAUSE BNF IS NOT JUST FOR ACADEMICS ANYMORE
Making ECC200 In None
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false */ lazy val booleanLiteral: Parser[Boolean] = spaces ~> ("true" ^^^ true | "false" ^^^ false) <~ spaces /* 7.8.3 Numeric Literals Syntax NumericLiteral :: DecimalLiteral HexIntegerLiteral */ lazy val numericLiteral: Parser[Double] = spaces ~> (hexIntegerLiteral | decimalLiteral) <~ spaces /* DecimalLiteral :: DecimalIntegerLiteral . DecimalDigits(opt) ExponentPart(opt) . DecimalDigits ExponentPart(opt) DecimalIntegerLiteral ExponentPart(opt) */ lazy val decimalLiteral: Parser[Double] = (decimalIntegerLiteral ~ '.' ~ opt(decimalDigits) ~ opt(exponentPart)) ^^ {case lit ~ _ ~ frac ~ optExp => val d: Double = frac.map(f => (lit.toString + "." + f.mkString).toDouble) getOrElse lit.toDouble optExp.map(_(d)) getOrElse d } | '.' ~> decimalDigits ~ opt(exponentPart) ^^ { case dd ~ optExp => val d = ("." + dd.mkString).toDouble optExp.map(_(d)) getOrElse d } | decimalIntegerLiteral ~ opt(exponentPart) ^^ { case dd ~ optExp => optExp.map(_(dd)) getOrElse dd }
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CHAPTER 8 PARSERS BECAUSE BNF IS NOT JUST FOR ACADEMICS ANYMORE
Code 128 Code Set A Generator In None
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/* DecimalIntegerLiteral :: 0 NonZeroDigit DecimalDigits(opt) */ lazy val decimalIntegerLiteral: Parser[Long] = '0' ^^^ 0L | nonZeroDigit ~ opt(decimalDigits) ^^ { case first ~ rest => (first :: (rest getOrElse Nil)).mkString.toLong } /* DecimalDigits :: DecimalDigit DecimalDigits DecimalDigit */ lazy val decimalDigits: Parser[List[Char]] = rep1(decimalDigit) /* DecimalDigit :: one of 0 1 2 3 4 5 6 7 8 9 */ lazy val decimalDigit = elem("Decimal Digit", c => c >= '0' && c <= '9') /* NonZeroDigit :: one of 1 2 3 4 5 6 7 8 9 */ lazy val nonZeroDigit = elem("Non-zero Digit", c => c >= '1' && c <= '9') /* ExponentPart :: ExponentIndicator SignedInteger */ lazy val exponentPart: Parser[Double => Double] = exponentIndicator ~> signedInteger ^^ { si => n => n.doubleValue * Math.pow(10.0, si.doubleValue) }
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CHAPTER 8 PARSERS BECAUSE BNF IS NOT JUST FOR ACADEMICS ANYMORE
Encode Data Matrix ECC200 In .NET Framework
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Paint DataMatrix In None
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/* ExponentIndicator :: one of e E */ lazy val exponentIndicator = elem("exp ind", c => c == 'e' || c == 'E') /* SignedInteger :: DecimalDigits + DecimalDigits - DecimalDigits */ lazy val signedInteger: Parser[Long] = decimalDigits ^^ (_.mkString.toLong) | '+' ~> decimalDigits ^^ (_.mkString.toLong) | '-' ~> decimalDigits ^^ (_.mkString.toLong * -1L) /* HexIntegerLiteral :: 0x HexDigit 0X HexDigit HexIntegerLiteral HexDigit */ lazy val hexIntegerLiteral: Parser[Double] = (elem('0') ~ (elem('x') | 'X')) ~> rep1(hexDigit) ^^ (s => java.lang.Long.parseLong(s.mkString, 16).toDouble) /* 7.8.4 String Literals A string literal is zero or more characters enclosed in single or double quotes. Each character may be represented by an escape sequence. Syntax StringLiteral :: " DoubleStringCharacters(opt) " ' SingleStringCharacters(opt) ' */ lazy val stringLiteral: Parser[String] = '"' ~> opt(doubleStringCharacters) <~ '"' ^^ (_ getOrElse "") | '\'' ~> opt(singleStringCharacters) <~ '\'' ^^ (_ getOrElse "")
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CHAPTER 8 PARSERS BECAUSE BNF IS NOT JUST FOR ACADEMICS ANYMORE
ECC200 Creator In Java
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/* DoubleStringCharacters :: DoubleStringCharacter DoubleStringCharacters(opt) */ lazy val doubleStringCharacters: Parser[String] = rep1(doubleStringCharacter) ^^ (_.mkString) /* SingleStringCharacters :: SingleStringCharacter SingleStringCharacters(opt) */ lazy val singleStringCharacters: Parser[String] = rep1(singleStringCharacter) ^^ (_.mkString) /* DoubleStringCharacter :: SourceCharacter but not double-quote " or backslash \ or LineTerminator \ EscapeSequence */ lazy val doubleStringCharacter: Parser[Char] = ('\\' ~> escapeSequence) | ((not('"') ~ not('\\') ~ not(lineTerminator)) ~> sourceCharacter) /* LineTerminator :: <LF> <CR> <LS> <PS> */ lazy val lineTerminator = elem("Line Terminator", c => (c == '\r' || c == '\n' || c == '\u2028' || c == '\u2029')) /* SingleStringCharacter :: SourceCharacter but not single-quote ' or backslash \ or LineTerminator \ EscapeSequence */
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PDF 417 Encoder In Visual Basic .NET
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CHAPTER 8 PARSERS BECAUSE BNF IS NOT JUST FOR ACADEMICS ANYMORE
QR-Code Maker In VB.NET
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UPC-A Supplement 5 Decoder In VB.NET
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lazy val singleStringCharacter: Parser[Char] = ('\\' ~> escapeSequence) | ((not('\'') ~ not('\\') ~ not(lineTerminator)) ~> sourceCharacter) /* EscapeSequence :: CharacterEscapeSequence HexEscapeSequence UnicodeEscapeSequence */ lazy val escapeSequence: Parser[Char] = characterEscapeSequence | hexEscapeSequence | unicodeEscapeSequence /* CharacterEscapeSequence :: SingleEscapeCharacter NonEscapeCharacter */ lazy val characterEscapeSequence: Parser[Char] = singleEscapeCharacter | nonEscapeCharacter /* SingleEscapeCharacter :: one of ' " \ b f n r t */ lazy val singleEscapeCharacter: Parser[Char] = '\'' ^^^ '\'' | '"' ^^^ '"' | '\\' ^^^ '\\' | 'b' ^^^ '\b' | 'f' ^^^ '\f' | 'n' ^^^ '\n' | 'r' ^^^ '\r' | 't' ^^^ '\t' /* NonEscapeCharacter :: SourceCharacter but not EscapeCharacter or LineTerminator */ lazy val nonEscapeCharacter: Parser[Char] = (not(escapeCharacter) ~ not(lineTerminator) ~> sourceCharacter)
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Barcode Encoder In Visual Basic .NET
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