use super::{ Pullable, PullBuffer, PushBuffer, TranscoderKind, TranscoderImpl, Transcoder };

// String Transcoders

pub struct EncodeString;
impl TranscoderKind for EncodeString {
	type Input = char;
	type Output = u8;
}
pub type StringEncoder<E, I> = Transcoder<EncodeString, E, I>;

pub struct DecodeString;
impl TranscoderKind for DecodeString {
	type Input = u8;
	type Output = char;
}
pub type StringDecoder<E, I> = Transcoder<DecodeString, E, I>;

// Encoding Implementations

pub mod adobe {
	include!(concat!(env!("OUT_DIR"), "/adobe.rs"));
}

pub mod dos {
	include!(concat!(env!("OUT_DIR"), "/dos.rs"));
}

pub mod ebcdic {
	include!(concat!(env!("OUT_DIR"), "/ebcdic.rs"));
}

pub mod iso8859 {
	include!(concat!(env!("OUT_DIR"), "/iso8859.rs"));
}

pub mod macos {
	include!(concat!(env!("OUT_DIR"), "/macos.rs"));
}

pub mod misc {
	include!(concat!(env!("OUT_DIR"), "/misc.rs"));
}

pub mod next {
	include!(concat!(env!("OUT_DIR"), "/next.rs"));
}

pub mod windows {
	include!(concat!(env!("OUT_DIR"), "/windows.rs"));
}

pub mod unicode {
	use crate::{ Pullable, PullBuffer, PushBuffer, TranscoderImpl };
	use super::{ EncodeString, DecodeString };
	
	// UTF-16 Little Endian
	
	/// Implementation of UTF-16 little endian.
	#[derive(Clone, Copy)]
	pub struct Utf16LE;
	
	impl<I> TranscoderImpl<EncodeString, I> for Utf16LE where I: Pullable<Item = char> {
		fn transcode(&self, input: &mut PullBuffer<I>, output: &mut PushBuffer<'_, u8>) {
			while output.fits(2) {
				match *input.view(1) {
					[x @ '\u{0000}'..='\u{FFFF}'] => {
						let x = x as u32;
						output.push([
							(x & 0xFF) as u8,
							(x >> 8) as u8,
						]);
						input.advance(1);
					},
					[x] if output.fits(4) => {
						let x = x as u32 - 0x10000;
						output.push([
							((x >> 10) & 0xFF) as u8,
							((x >> 18) & 3) as u8 | 0xD8,
							(x & 0xFF) as u8,
							((x >> 8) & 3) as u8 | 0xDC,
						]);
						input.advance(1);
					},
					[..] => break,
				}
			}
		}
	}
	
	impl<I> TranscoderImpl<DecodeString, I> for Utf16LE where I: Pullable<Item = u8> {
		fn transcode(&self, input: &mut PullBuffer<I>, output: &mut PushBuffer<'_, char>) {
			while output.fits(1) {
				match *input.view(4) {
					[] | [_] => break,
					[lo, hi @ 0x00..=0xD7, ..] | [lo, hi @ 0xE0..=0xFF, ..] => {
						let lo = lo as u32;
						let hi = (hi as u32) << 8;
						output.push([ char::from_u32(lo | hi).unwrap() ]);
						input.advance(2);
					},
					[lo1, hi1 @ 0xD8..=0xDB, lo2, hi2 @ 0xDC..=0xDF] => {
						let lo1 = (lo1 as u32) << 10;
						let hi1 = ((hi1 & 3) as u32) << 18;
						let lo2 = lo2 as u32;
						let hi2 = ((hi2 & 3) as u32) << 8;
						let x = lo1 | hi1 | lo2 | hi2;
						output.push([ char::from_u32(x + 0x10000).unwrap() ]);
						input.advance(4);
					},
					[_, _, ..] => input.advance(2),
				}
			}
		}
	}
	
	// UTF-16 Big Endian
	
	/// Implementation of UTF-16 big endian.
	#[derive(Clone, Copy)]
	pub struct Utf16BE;
	
	impl<I> TranscoderImpl<EncodeString, I> for Utf16BE where I: Pullable<Item = char> {
		fn transcode(&self, input: &mut PullBuffer<I>, output: &mut PushBuffer<'_, u8>) {
			while output.fits(2) {
				match *input.view(1) {
					[x @ '\u{0000}'..='\u{FFFF}'] => {
						let x = x as u32;
						output.push([
							(x >> 8) as u8,
							(x & 0xFF) as u8,
						]);
						input.advance(1);
					},
					[x] if output.fits(4) => {
						let x = x as u32 - 0x10000;
						output.push([
							((x >> 18) & 3) as u8 | 0xD8,
							((x >> 10) & 0xFF) as u8,
							((x >> 8) & 3) as u8 | 0xDC,
							(x & 0xFF) as u8,
						]);
						input.advance(1);
					},
					[..] => break,
				}
			}
		}
	}
	
	impl<I> TranscoderImpl<DecodeString, I> for Utf16BE where I: Pullable<Item = u8> {
		fn transcode(&self, input: &mut PullBuffer<I>, output: &mut PushBuffer<'_, char>) {
			while output.fits(1) {
				match *input.view(4) {
					[] | [_] => break,
					[hi @ 0x00..=0xD7, lo, ..] | [hi @ 0xE0..=0xFF, lo, ..] => {
						let lo = lo as u32;
						let hi = (hi as u32) << 8;
						output.push([ char::from_u32(lo | hi).unwrap() ]);
						input.advance(2);
					},
					[hi1 @ 0xD8..=0xDB, lo1, hi2 @ 0xDC..=0xDF, lo2] => {
						let lo1 = (lo1 as u32) << 10;
						let hi1 = ((hi1 & 3) as u32) << 18;
						let lo2 = lo2 as u32;
						let hi2 = ((hi2 & 3) as u32) << 8;
						let x = lo1 | hi1 | lo2 | hi2;
						output.push([ char::from_u32(x + 0x10000).unwrap() ]);
						input.advance(4);
					},
					[_, _, ..] => input.advance(2),
				}
			}
		}
	}
}

// Static Dispatch

/// Any implementation of `EncodeString` and `DecodeString` in this crate used for static dispatch (using match on enum).
#[derive(Clone, Copy)]
pub enum Std {
	// Adobe
	AdobeStandard,
	AdobeSymbol,
	AdobeZapfDingbats,
	// DOS
	DosCp437,
	DosCp737,
	DosCp775,
	DosCp850,
	DosCp852,
	DosCp855,
	DosCp857,
	DosCp860,
	DosCp861,
	DosCp862,
	DosCp863,
	DosCp864,
	DosCp865,
	DosCp866,
	DosCp869,
	DosCp874,
	// EBCDIC
	EbcdicCp037,
	EbcdicCp500,
	EbcdicCp875,
	EbcdicCp1026,
	// ETSI
	//EtsiGsm0338,
	// ISO 8859
	Iso8859_1,
	Iso8859_2,
	Iso8859_3,
	Iso8859_4,
	Iso8859_5,
	Iso8859_6,
	Iso8859_7,
	Iso8859_8,
	Iso8859_9,
	Iso8859_10,
	Iso8859_11,
	Iso8859_13,
	Iso8859_14,
	Iso8859_15,
	Iso8859_16,
	// macOS
	MacArabic,
	MacCeltic,
	MacCentralEuropean,
	//MacChineseSimplified,
	//MacChineseTraditional,
	//MacCorporateZone,
	MacCroatian,
	MacCyrillic,
	//MacDevanaga,
	MacDingbats,
	MacFarsi,
	MacGaelic,
	MacGreek,
	//MacGujarati,
	//MacGurmukhi,
	//MacHebrew,
	MacIceland,
	MacInuit,
	//MacJapanese,
	//MacKeyboard,
	//MacKorean,
	MacRoman,
	MacRomanian,
	//MacSymbol,
	//MacThai,
	MacTurkish,
	// Misc
	//MiscAplIsoIr68,
	MiscAtariST,
	MiscCp424,
	MiscCp856,
	MiscCp1006,
	//MiscIbmGraphics,
	MiscKoi8R,
	MiscKoi8U,
	//MiscKps9566,
	MiscKz1048,
	//MiscSgml,
	MiscAsciiQuotes,
	// Next
	NextStep,
	// Windows
	WindowsCp874,
	//WindowsCp932,
	//WindowsCp936,
	//WindowsCp949,
	//WindowsCp950,
	WindowsCp1250,
	WindowsCp1251,
	WindowsCp1252,
	WindowsCp1253,
	WindowsCp1254,
	WindowsCp1255,
	WindowsCp1256,
	WindowsCp1267,
	WindowsCp1268,
	// Unicode
	Utf16LE,
	Utf16BE,
}

/*
impl Std {
	pub fn any(&self) -> &'static Any {
		match self {
			// Adobe
			Self::AdobeStandard     => &adobe::Standard,
			Self::AdobeSymbol       => &adobe::Symbol,
			Self::AdobeZapfDingbats => &adobe::ZapfDingbats,
			// DOS
			Self::DosCp437 => &dos::Cp437,
			Self::DosCp737 => &dos::Cp737,
			Self::DosCp775 => &dos::Cp775,
			Self::DosCp850 => &dos::Cp850,
			Self::DosCp852 => &dos::Cp852,
			Self::DosCp855 => &dos::Cp855,
			Self::DosCp857 => &dos::Cp857,
			Self::DosCp860 => &dos::Cp860,
			Self::DosCp861 => &dos::Cp861,
			Self::DosCp862 => &dos::Cp862,
			Self::DosCp863 => &dos::Cp863,
			Self::DosCp864 => &dos::Cp864,
			Self::DosCp865 => &dos::Cp865,
			Self::DosCp866 => &dos::Cp866,
			Self::DosCp869 => &dos::Cp869,
			Self::DosCp874 => &dos::Cp874,
			// EBCDIC
			Self::EbcdicCp037  => &ebcdic::Cp037,
			Self::EbcdicCp500  => &ebcdic::Cp500,
			Self::EbcdicCp875  => &ebcdic::Cp875,
			Self::EbcdicCp1026 => &ebcdic::Cp1026,
			// ETSI
			//Self::EtsiGsm0338 => &etsi::Gsm0338,
			// ISO 8859
			Self::Iso8859_1  => &iso8859::Iso8859_1,
			Self::Iso8859_2  => &iso8859::Iso8859_2,
			Self::Iso8859_3  => &iso8859::Iso8859_3,
			Self::Iso8859_4  => &iso8859::Iso8859_4,
			Self::Iso8859_5  => &iso8859::Iso8859_5,
			Self::Iso8859_6  => &iso8859::Iso8859_6,
			Self::Iso8859_7  => &iso8859::Iso8859_7,
			Self::Iso8859_8  => &iso8859::Iso8859_8,
			Self::Iso8859_9  => &iso8859::Iso8859_9,
			Self::Iso8859_10 => &iso8859::Iso8859_10,
			Self::Iso8859_11 => &iso8859::Iso8859_11,
			Self::Iso8859_13 => &iso8859::Iso8859_13,
			Self::Iso8859_14 => &iso8859::Iso8859_14,
			Self::Iso8859_15 => &iso8859::Iso8859_15,
			Self::Iso8859_16 => &iso8859::Iso8859_16,
			// macOS
			Self::MacArabic             => &macos::Arabic,
			Self::MacCeltic             => &macos::Celtic,
			Self::MacCentralEuropean    => &macos::CentralEuropean,
			//Self::MacChineseSimplified  => &macos::ChineseSimplified,
			//Self::MacChineseTraditional => &macos::ChineseTraditional,
			//Self::MacCorporateZone      => &macos::CorporateZone,
			Self::MacCroatian           => &macos::Croatian,
			Self::MacCyrillic           => &macos::Cyrillic,
			//Self::MacDevanaga           => &macos::Devanaga,
			Self::MacDingbats           => &macos::Dingbats,
			Self::MacFarsi              => &macos::Farsi,
			Self::MacGaelic             => &macos::Gaelic,
			Self::MacGreek              => &macos::Greek,
			//Self::MacGujarati           => &macos::Gujarati,
			//Self::MacGurmukhi           => &macos::Gurmukhi,
			//Self::MacHebrew             => &macos::Hebrew,
			Self::MacIceland            => &macos::Iceland,
			Self::MacInuit              => &macos::Inuit,
			//Self::MacJapanese           => &macos::Japanese,
			//Self::MacKeyboard           => &macos::Keyboard,
			//Self::MacKorean             => &macos::Korean,
			Self::MacRoman              => &macos::Roman,
			Self::MacRomanian           => &macos::Romanian,
			//Self::MacSymbol             => &macos::Symbol,
			//Self::MacThai               => &macos::Thai,
			Self::MacTurkish            => &macos::Turkish,
			// Misc
			//Self::MiscAplIsoIr68  => &misc::AplIsoIr68,
			Self::MiscAtariST     => &misc::AtariST,
			Self::MiscCp424       => &misc::Cp424,
			Self::MiscCp856       => &misc::Cp856,
			Self::MiscCp1006      => &misc::Cp1006,
			//Self::MiscIbmGraphics => &misc::IbmGraphics,
			Self::MiscKoi8R       => &misc::Koi8R,
			Self::MiscKoi8U       => &misc::Koi8U,
			//Self::MiscKps9566     => &misc::Kps9566,
			Self::MiscKz1048      => &misc::Kz1048,
			//Self::MiscSgml        => &misc::Sgml,
			Self::MiscAsciiQuotes => &misc::AsciiQuotes,
			// Next
			Self::NextStep => &next::NextStep,
			// Windows
			Self::WindowsCp874  => &windows::Cp874,
			//Self::WindowsCp932  => &windows::Cp932,
			//Self::WindowsCp936  => &windows::Cp936,
			//Self::WindowsCp949  => &windows::Cp949,
			//Self::WindowsCp950  => &windows::Cp950,
			Self::WindowsCp1250 => &windows::Cp1250,
			Self::WindowsCp1251 => &windows::Cp1251,
			Self::WindowsCp1252 => &windows::Cp1252,
			Self::WindowsCp1253 => &windows::Cp1253,
			Self::WindowsCp1254 => &windows::Cp1254,
			Self::WindowsCp1255 => &windows::Cp1255,
			Self::WindowsCp1256 => &windows::Cp1256,
			Self::WindowsCp1267 => &windows::Cp1267,
			Self::WindowsCp1268 => &windows::Cp1268,
			// Unicode
			Self::Utf16LE => &unicode::Utf16LE,
			Self::Utf16BE => &unicode::Utf16BE,
		}
	}
}
*/

impl<I> TranscoderImpl<EncodeString, I> for Std where I: Pullable<Item = char> {
	fn transcode(&self, input: &mut PullBuffer<I>, output: &mut PushBuffer<'_, u8>) {
		match self {
			// Adobe
			Self::AdobeStandard     => adobe::Standard.transcode(input, output),
			Self::AdobeSymbol       => adobe::Symbol.transcode(input, output),
			Self::AdobeZapfDingbats => adobe::ZapfDingbats.transcode(input, output),
			// DOS
			Self::DosCp437 => dos::Cp437.transcode(input, output),
			Self::DosCp737 => dos::Cp737.transcode(input, output),
			Self::DosCp775 => dos::Cp775.transcode(input, output),
			Self::DosCp850 => dos::Cp850.transcode(input, output),
			Self::DosCp852 => dos::Cp852.transcode(input, output),
			Self::DosCp855 => dos::Cp855.transcode(input, output),
			Self::DosCp857 => dos::Cp857.transcode(input, output),
			Self::DosCp860 => dos::Cp860.transcode(input, output),
			Self::DosCp861 => dos::Cp861.transcode(input, output),
			Self::DosCp862 => dos::Cp862.transcode(input, output),
			Self::DosCp863 => dos::Cp863.transcode(input, output),
			Self::DosCp864 => dos::Cp864.transcode(input, output),
			Self::DosCp865 => dos::Cp865.transcode(input, output),
			Self::DosCp866 => dos::Cp866.transcode(input, output),
			Self::DosCp869 => dos::Cp869.transcode(input, output),
			Self::DosCp874 => dos::Cp874.transcode(input, output),
			// EBCDIC
			Self::EbcdicCp037  => ebcdic::Cp037.transcode(input, output),
			Self::EbcdicCp500  => ebcdic::Cp500.transcode(input, output),
			Self::EbcdicCp875  => ebcdic::Cp875.transcode(input, output),
			Self::EbcdicCp1026 => ebcdic::Cp1026.transcode(input, output),
			// ETSI
			//Self::EtsiGsm0338 => etsi::Gsm0338.transcode(input, output),
			// ISO 8859
			Self::Iso8859_1  => iso8859::Iso8859_1.transcode(input, output),
			Self::Iso8859_2  => iso8859::Iso8859_2.transcode(input, output),
			Self::Iso8859_3  => iso8859::Iso8859_3.transcode(input, output),
			Self::Iso8859_4  => iso8859::Iso8859_4.transcode(input, output),
			Self::Iso8859_5  => iso8859::Iso8859_5.transcode(input, output),
			Self::Iso8859_6  => iso8859::Iso8859_6.transcode(input, output),
			Self::Iso8859_7  => iso8859::Iso8859_7.transcode(input, output),
			Self::Iso8859_8  => iso8859::Iso8859_8.transcode(input, output),
			Self::Iso8859_9  => iso8859::Iso8859_9.transcode(input, output),
			Self::Iso8859_10 => iso8859::Iso8859_10.transcode(input, output),
			Self::Iso8859_11 => iso8859::Iso8859_11.transcode(input, output),
			Self::Iso8859_13 => iso8859::Iso8859_13.transcode(input, output),
			Self::Iso8859_14 => iso8859::Iso8859_14.transcode(input, output),
			Self::Iso8859_15 => iso8859::Iso8859_15.transcode(input, output),
			Self::Iso8859_16 => iso8859::Iso8859_16.transcode(input, output),
			// macOS
			Self::MacArabic             => macos::Arabic.transcode(input, output),
			Self::MacCeltic             => macos::Celtic.transcode(input, output),
			Self::MacCentralEuropean    => macos::CentralEuropean.transcode(input, output),
			//Self::MacChineseSimplified  => macos::ChineseSimplified.transcode(input, output),
			//Self::MacChineseTraditional => macos::ChineseTraditional.transcode(input, output),
			//Self::MacCorporateZone      => macos::CorporateZone.transcode(input, output),
			Self::MacCroatian           => macos::Croatian.transcode(input, output),
			Self::MacCyrillic           => macos::Cyrillic.transcode(input, output),
			//Self::MacDevanaga           => macos::Devanaga.transcode(input, output),
			Self::MacDingbats           => macos::Dingbats.transcode(input, output),
			Self::MacFarsi              => macos::Farsi.transcode(input, output),
			Self::MacGaelic             => macos::Gaelic.transcode(input, output),
			Self::MacGreek              => macos::Greek.transcode(input, output),
			//Self::MacGujarati           => macos::Gujarati.transcode(input, output),
			//Self::MacGurmukhi           => macos::Gurmukhi.transcode(input, output),
			//Self::MacHebrew             => macos::Hebrew.transcode(input, output),
			Self::MacIceland            => macos::Iceland.transcode(input, output),
			Self::MacInuit              => macos::Inuit.transcode(input, output),
			//Self::MacJapanese           => macos::Japanese.transcode(input, output),
			//Self::MacKeyboard           => macos::Keyboard.transcode(input, output),
			//Self::MacKorean             => macos::Korean.transcode(input, output),
			Self::MacRoman              => macos::Roman.transcode(input, output),
			Self::MacRomanian           => macos::Romanian.transcode(input, output),
			//Self::MacSymbol             => macos::Symbol.transcode(input, output),
			//Self::MacThai               => macos::Thai.transcode(input, output),
			Self::MacTurkish            => macos::Turkish.transcode(input, output),
			// Misc
			//Self::MiscAplIsoIr68  => misc::AplIsoIr68.transcode(input, output),
			Self::MiscAtariST     => misc::AtariST.transcode(input, output),
			Self::MiscCp424       => misc::Cp424.transcode(input, output),
			Self::MiscCp856       => misc::Cp856.transcode(input, output),
			Self::MiscCp1006      => misc::Cp1006.transcode(input, output),
			//Self::MiscIbmGraphics => misc::IbmGraphics.transcode(input, output),
			Self::MiscKoi8R       => misc::Koi8R.transcode(input, output),
			Self::MiscKoi8U       => misc::Koi8U.transcode(input, output),
			//Self::MiscKps9566     => misc::Kps9566.transcode(input, output),
			Self::MiscKz1048      => misc::Kz1048.transcode(input, output),
			//Self::MiscSgml        => misc::Sgml.transcode(input, output),
			Self::MiscAsciiQuotes => misc::AsciiQuotes.transcode(input, output),
			// Next
			Self::NextStep => next::NextStep.transcode(input, output),
			// Windows
			Self::WindowsCp874  => windows::Cp874.transcode(input, output),
			//Self::WindowsCp932  => windows::Cp932.transcode(input, output),
			//Self::WindowsCp936  => windows::Cp936.transcode(input, output),
			//Self::WindowsCp949  => windows::Cp949.transcode(input, output),
			//Self::WindowsCp950  => windows::Cp950.transcode(input, output),
			Self::WindowsCp1250 => windows::Cp1250.transcode(input, output),
			Self::WindowsCp1251 => windows::Cp1251.transcode(input, output),
			Self::WindowsCp1252 => windows::Cp1252.transcode(input, output),
			Self::WindowsCp1253 => windows::Cp1253.transcode(input, output),
			Self::WindowsCp1254 => windows::Cp1254.transcode(input, output),
			Self::WindowsCp1255 => windows::Cp1255.transcode(input, output),
			Self::WindowsCp1256 => windows::Cp1256.transcode(input, output),
			Self::WindowsCp1267 => windows::Cp1267.transcode(input, output),
			Self::WindowsCp1268 => windows::Cp1268.transcode(input, output),
			// Unicode
			Self::Utf16LE => unicode::Utf16LE.transcode(input, output),
			Self::Utf16BE => unicode::Utf16BE.transcode(input, output),
		}
	}
}

impl<I> TranscoderImpl<DecodeString, I> for Std where I: Pullable<Item = u8> {
	fn transcode(&self, input: &mut PullBuffer<I>, output: &mut PushBuffer<'_, char>) {
		match self {
			// Adobe
			Self::AdobeStandard     => adobe::Standard.transcode(input, output),
			Self::AdobeSymbol       => adobe::Symbol.transcode(input, output),
			Self::AdobeZapfDingbats => adobe::ZapfDingbats.transcode(input, output),
			// DOS
			Self::DosCp437 => dos::Cp437.transcode(input, output),
			Self::DosCp737 => dos::Cp737.transcode(input, output),
			Self::DosCp775 => dos::Cp775.transcode(input, output),
			Self::DosCp850 => dos::Cp850.transcode(input, output),
			Self::DosCp852 => dos::Cp852.transcode(input, output),
			Self::DosCp855 => dos::Cp855.transcode(input, output),
			Self::DosCp857 => dos::Cp857.transcode(input, output),
			Self::DosCp860 => dos::Cp860.transcode(input, output),
			Self::DosCp861 => dos::Cp861.transcode(input, output),
			Self::DosCp862 => dos::Cp862.transcode(input, output),
			Self::DosCp863 => dos::Cp863.transcode(input, output),
			Self::DosCp864 => dos::Cp864.transcode(input, output),
			Self::DosCp865 => dos::Cp865.transcode(input, output),
			Self::DosCp866 => dos::Cp866.transcode(input, output),
			Self::DosCp869 => dos::Cp869.transcode(input, output),
			Self::DosCp874 => dos::Cp874.transcode(input, output),
			// EBCDIC
			Self::EbcdicCp037  => ebcdic::Cp037.transcode(input, output),
			Self::EbcdicCp500  => ebcdic::Cp500.transcode(input, output),
			Self::EbcdicCp875  => ebcdic::Cp875.transcode(input, output),
			Self::EbcdicCp1026 => ebcdic::Cp1026.transcode(input, output),
			// ETSI
			//Self::EtsiGsm0338 => etsi::Gsm0338.transcode(input, output),
			// ISO 8859
			Self::Iso8859_1  => iso8859::Iso8859_1.transcode(input, output),
			Self::Iso8859_2  => iso8859::Iso8859_2.transcode(input, output),
			Self::Iso8859_3  => iso8859::Iso8859_3.transcode(input, output),
			Self::Iso8859_4  => iso8859::Iso8859_4.transcode(input, output),
			Self::Iso8859_5  => iso8859::Iso8859_5.transcode(input, output),
			Self::Iso8859_6  => iso8859::Iso8859_6.transcode(input, output),
			Self::Iso8859_7  => iso8859::Iso8859_7.transcode(input, output),
			Self::Iso8859_8  => iso8859::Iso8859_8.transcode(input, output),
			Self::Iso8859_9  => iso8859::Iso8859_9.transcode(input, output),
			Self::Iso8859_10 => iso8859::Iso8859_10.transcode(input, output),
			Self::Iso8859_11 => iso8859::Iso8859_11.transcode(input, output),
			Self::Iso8859_13 => iso8859::Iso8859_13.transcode(input, output),
			Self::Iso8859_14 => iso8859::Iso8859_14.transcode(input, output),
			Self::Iso8859_15 => iso8859::Iso8859_15.transcode(input, output),
			Self::Iso8859_16 => iso8859::Iso8859_16.transcode(input, output),
			// macOS
			Self::MacArabic             => macos::Arabic.transcode(input, output),
			Self::MacCeltic             => macos::Celtic.transcode(input, output),
			Self::MacCentralEuropean    => macos::CentralEuropean.transcode(input, output),
			//Self::MacChineseSimplified  => macos::ChineseSimplified.transcode(input, output),
			//Self::MacChineseTraditional => macos::ChineseTraditional.transcode(input, output),
			//Self::MacCorporateZone      => macos::CorporateZone.transcode(input, output),
			Self::MacCroatian           => macos::Croatian.transcode(input, output),
			Self::MacCyrillic           => macos::Cyrillic.transcode(input, output),
			//Self::MacDevanaga           => macos::Devanaga.transcode(input, output),
			Self::MacDingbats           => macos::Dingbats.transcode(input, output),
			Self::MacFarsi              => macos::Farsi.transcode(input, output),
			Self::MacGaelic             => macos::Gaelic.transcode(input, output),
			Self::MacGreek              => macos::Greek.transcode(input, output),
			//Self::MacGujarati           => macos::Gujarati.transcode(input, output),
			//Self::MacGurmukhi           => macos::Gurmukhi.transcode(input, output),
			//Self::MacHebrew             => macos::Hebrew.transcode(input, output),
			Self::MacIceland            => macos::Iceland.transcode(input, output),
			Self::MacInuit              => macos::Inuit.transcode(input, output),
			//Self::MacJapanese           => macos::Japanese.transcode(input, output),
			//Self::MacKeyboard           => macos::Keyboard.transcode(input, output),
			//Self::MacKorean             => macos::Korean.transcode(input, output),
			Self::MacRoman              => macos::Roman.transcode(input, output),
			Self::MacRomanian           => macos::Romanian.transcode(input, output),
			//Self::MacSymbol             => macos::Symbol.transcode(input, output),
			//Self::MacThai               => macos::Thai.transcode(input, output),
			Self::MacTurkish            => macos::Turkish.transcode(input, output),
			// Misc
			//Self::MiscAplIsoIr68  => misc::AplIsoIr68.transcode(input, output),
			Self::MiscAtariST     => misc::AtariST.transcode(input, output),
			Self::MiscCp424       => misc::Cp424.transcode(input, output),
			Self::MiscCp856       => misc::Cp856.transcode(input, output),
			Self::MiscCp1006      => misc::Cp1006.transcode(input, output),
			//Self::MiscIbmGraphics => misc::IbmGraphics.transcode(input, output),
			Self::MiscKoi8R       => misc::Koi8R.transcode(input, output),
			Self::MiscKoi8U       => misc::Koi8U.transcode(input, output),
			//Self::MiscKps9566     => misc::Kps9566.transcode(input, output),
			Self::MiscKz1048      => misc::Kz1048.transcode(input, output),
			//Self::MiscSgml        => misc::Sgml.transcode(input, output),
			Self::MiscAsciiQuotes => misc::AsciiQuotes.transcode(input, output),
			// Next
			Self::NextStep => next::NextStep.transcode(input, output),
			// Windows
			Self::WindowsCp874  => windows::Cp874.transcode(input, output),
			//Self::WindowsCp932  => windows::Cp932.transcode(input, output),
			//Self::WindowsCp936  => windows::Cp936.transcode(input, output),
			//Self::WindowsCp949  => windows::Cp949.transcode(input, output),
			//Self::WindowsCp950  => windows::Cp950.transcode(input, output),
			Self::WindowsCp1250 => windows::Cp1250.transcode(input, output),
			Self::WindowsCp1251 => windows::Cp1251.transcode(input, output),
			Self::WindowsCp1252 => windows::Cp1252.transcode(input, output),
			Self::WindowsCp1253 => windows::Cp1253.transcode(input, output),
			Self::WindowsCp1254 => windows::Cp1254.transcode(input, output),
			Self::WindowsCp1255 => windows::Cp1255.transcode(input, output),
			Self::WindowsCp1256 => windows::Cp1256.transcode(input, output),
			Self::WindowsCp1267 => windows::Cp1267.transcode(input, output),
			Self::WindowsCp1268 => windows::Cp1268.transcode(input, output),
			// Unicode
			Self::Utf16LE => unicode::Utf16LE.transcode(input, output),
			Self::Utf16BE => unicode::Utf16BE.transcode(input, output),
		}
	}
}

/// Encoder using static dispatch.
pub type StdEncoder<I> = StringEncoder<Std, I>;

/// Decoder using static dispatch.
pub type StdDecoder<I> = StringDecoder<Std, I>;