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(.module:
[lux #*
["@" target]
["." host]
[abstract
[codec (#+ Codec)]]
[control
["." try (#+ Try)]]
[data
[binary (#+ Binary)]]
[type
abstract]])
## https://docs.oracle.com/javase/8/docs/technotes/guides/intl/encoding.doc.html
(abstract: #export Encoding
Text
(template [<name> <encoding>]
[(def: #export <name> Encoding (:abstraction <encoding>))]
[ascii "ASCII"]
[ibm_37 "IBM037"]
[ibm_273 "IBM273"]
[ibm_277 "IBM277"]
[ibm_278 "IBM278"]
[ibm_280 "IBM280"]
[ibm_284 "IBM284"]
[ibm_285 "IBM285"]
[ibm_290 "IBM290"]
[ibm_297 "IBM297"]
[ibm_300 "IBM300"]
[ibm_420 "IBM420"]
[ibm_424 "IBM424"]
[ibm_437 "IBM437"]
[ibm_500 "IBM500"]
[ibm_737 "IBM737"]
[ibm_775 "IBM775"]
[ibm_833 "IBM833"]
[ibm_834 "IBM834"]
[ibm_838 "IBM-Thai"]
[ibm_850 "IBM850"]
[ibm_852 "IBM852"]
[ibm_855 "IBM855"]
[ibm_856 "IBM856"]
[ibm_857 "IBM857"]
[ibm_858 "IBM00858"]
[ibm_860 "IBM860"]
[ibm_861 "IBM861"]
[ibm_862 "IBM862"]
[ibm_863 "IBM863"]
[ibm_864 "IBM864"]
[ibm_865 "IBM865"]
[ibm_866 "IBM866"]
[ibm_868 "IBM868"]
[ibm_869 "IBM869"]
[ibm_870 "IBM870"]
[ibm_871 "IBM871"]
[ibm_874 "IBM874"]
[ibm_875 "IBM875"]
[ibm_918 "IBM918"]
[ibm_921 "IBM921"]
[ibm_922 "IBM922"]
[ibm_930 "IBM930"]
[ibm_933 "IBM933"]
[ibm_935 "IBM935"]
[ibm_937 "IBM937"]
[ibm_939 "IBM939"]
[ibm_942 "IBM942"]
[ibm_942c "IBM942C"]
[ibm_943 "IBM943"]
[ibm_943c "IBM943C"]
[ibm_948 "IBM948"]
[ibm_949 "IBM949"]
[ibm_949c "IBM949C"]
[ibm_950 "IBM950"]
[ibm_964 "IBM964"]
[ibm_970 "IBM970"]
[ibm_1006 "IBM1006"]
[ibm_1025 "IBM1025"]
[ibm_1026 "IBM1026"]
[ibm_1046 "IBM1046"]
[ibm_1047 "IBM1047"]
[ibm_1097 "IBM1097"]
[ibm_1098 "IBM1098"]
[ibm_1112 "IBM1112"]
[ibm_1122 "IBM1122"]
[ibm_1123 "IBM1123"]
[ibm_1124 "IBM1124"]
[ibm_1140 "IBM01140"]
[ibm_1141 "IBM01141"]
[ibm_1142 "IBM01142"]
[ibm_1143 "IBM01143"]
[ibm_1144 "IBM01144"]
[ibm_1145 "IBM01145"]
[ibm_1146 "IBM01146"]
[ibm_1147 "IBM01147"]
[ibm_1148 "IBM01148"]
[ibm_1149 "IBM01149"]
[ibm_1166 "IBM1166"]
[ibm_1364 "IBM1364"]
[ibm_1381 "IBM1381"]
[ibm_1383 "IBM1383"]
[ibm_33722 "IBM33722"]
[iso_2022_cn "ISO-2022-CN"]
[iso2022_cn_cns "ISO2022-CN-CNS"]
[iso2022_cn_gb "ISO2022-CN-GB"]
[iso_2022_jp "ISO-2022-JP"]
[iso_2022_jp_2 "ISO-2022-JP-2"]
[iso_2022_kr "ISO-2022-KR"]
[iso_8859_1 "ISO-8859-1"]
[iso_8859_2 "ISO-8859-2"]
[iso_8859_3 "ISO-8859-3"]
[iso_8859_4 "ISO-8859-4"]
[iso_8859_5 "ISO-8859-5"]
[iso_8859_6 "ISO-8859-6"]
[iso_8859_7 "ISO-8859-7"]
[iso_8859_8 "ISO-8859-8"]
[iso_8859_9 "ISO-8859-9"]
[iso_8859_11 "iso-8859-11"]
[iso_8859_13 "ISO-8859-13"]
[iso_8859_15 "ISO-8859-15"]
[mac_arabic "MacArabic"]
[mac_central_europe "MacCentralEurope"]
[mac_croatian "MacCroatian"]
[mac_cyrillic "MacCyrillic"]
[mac_dingbat "MacDingbat"]
[mac_greek "MacGreek"]
[mac_hebrew "MacHebrew"]
[mac_iceland "MacIceland"]
[mac_roman "MacRoman"]
[mac_romania "MacRomania"]
[mac_symbol "MacSymbol"]
[mac_thai "MacThai"]
[mac_turkish "MacTurkish"]
[mac_ukraine "MacUkraine"]
[utf_8 "UTF-8"]
[utf_16 "UTF-16"]
[utf_32 "UTF-32"]
[windows_31j "windows-31j"]
[windows_874 "windows-874"]
[windows_949 "windows-949"]
[windows_950 "windows-950"]
[windows_1250 "windows-1250"]
[windows_1252 "windows-1252"]
[windows_1251 "windows-1251"]
[windows_1253 "windows-1253"]
[windows_1254 "windows-1254"]
[windows_1255 "windows-1255"]
[windows_1256 "windows-1256"]
[windows_1257 "windows-1257"]
[windows_1258 "windows-1258"]
[windows_iso2022jp "windows-iso2022jp"]
[windows_50220 "windows-50220"]
[windows_50221 "windows-50221"]
[cesu_8 "CESU-8"]
[koi8_r "KOI8-R"]
[koi8_u "KOI8-U"]
)
(def: #export name
(-> Encoding Text)
(|>> :representation))
)
(with_expansions [<jvm> (as_is (host.import: java/lang/String
["#::."
(new [[byte] java/lang/String])
(getBytes [java/lang/String] [byte])]))]
(for {@.old (as_is <jvm>)
@.jvm (as_is <jvm>)
@.js
(as_is (host.import: Uint8Array)
## On Node
(host.import: Buffer
(#static from #as from|encode [host.String host.String] Buffer)
(#static from #as from|decode [Uint8Array] Buffer)
(toString [host.String] host.String))
## On the browser
(host.import: TextEncoder
(new [host.String])
(encode [host.String] Uint8Array))
(host.import: TextDecoder
(new [host.String])
(decode [Uint8Array] host.String)))}
(as_is)))
(def: (to_utf8 value)
(-> Text Binary)
(for {@.old
(java/lang/String::getBytes (..name ..utf_8)
## TODO: Remove coercion below.
## The coercion below may seem
## gratuitous, but removing it
## causes a grave compilation problem.
(:coerce java/lang/String value))
@.jvm
(java/lang/String::getBytes (..name ..utf_8) value)
@.js
(cond host.on_nashorn?
(:coerce Binary ("js object do" "getBytes" value ["utf8"]))
host.on_node_js?
(|> (Buffer::from|encode [value "utf8"])
## This coercion is valid as per NodeJS's documentation:
## https://nodejs.org/api/buffer.html#buffer_buffers_and_typedarrays
(:coerce Uint8Array))
## On the browser
(|> (TextEncoder::new [(..name ..utf_8)])
(TextEncoder::encode [value]))
)
@.python
(:coerce Binary ("python apply" (:assume ("python constant" "bytearray")) value "utf-8"))}))
(def: (from_utf8 value)
(-> Binary (Try Text))
(with_expansions [<jvm> (#try.Success (java/lang/String::new value (..name ..utf_8)))]
(for {@.old <jvm>
@.jvm <jvm>
@.js
(cond host.on_nashorn?
(|> ("js object new" ("js constant" "java.lang.String") [value "utf8"])
(:coerce Text)
#try.Success)
host.on_node_js?
(|> (Buffer::from|decode [value])
(Buffer::toString ["utf8"])
#try.Success)
## On the browser
(|> (TextDecoder::new [(..name ..utf_8)])
(TextDecoder::decode [value])
#try.Success))
@.python
(host.try (:coerce Text ("python object do" "decode" (:assume value) "utf-8")))})))
(structure: #export utf8
(Codec Binary Text)
(def: encode ..to_utf8)
(def: decode ..from_utf8))
|
