ÿØÿà JFIF 

  
 
  ÿÛ „ 
 !.%+&8&+/1555$;@;4?.451
4,$,44444444444414444444444444444444444444444444444444ÿÀ  á á
" 

ÿÄ   



           
 ÿÄ ? 
    
 !1AQaq"2‘¡±ÁðBRbrÑá#‚’¢²3S CñÿÄ 
 

             
ÿÄ ! 
 
 
       
!1QAa‘2ÿÚ 
  ? 5˜Z¯V¦cø)›t/? z¨±>Õ5€¶‹Á¤·¼z¼Ü¬+ñ®v¤¨_ˆR­BFn©—˜ý®ç̝P8gýt·ÉSTŦˆìät?þé¼íìN/Þa)ì–í6ô…
Ï¿øÃj´¿KÇü]ÿ ªô¹-eKànëÕHTx}ýSÜ›ÿ ”7Ø×&µ<¦  ¥ÑO¶[Ù¯ä¨ÞÃÿ PZ-¬;#õ|•
oaÿ ©CìÞz3˜öː/¤­ñTûIØ}š^   mÓ%ªxˆ¥ÉŸu=Z+ISe¿45™¼u;ú&WØ÷€æßQ™®{|
íx*TC“#ZŠìZ§²‹ 6pv…³¿¡äª*áZÐ%ÒOáˆo"x«OHk
w±æ+¬V(kMúŸ5Vö«$ ÁrÏbàb57/luR ¸ÑÛj Òµì`Ðœq­û žICÀ
Ê•©4€Âcà¨Ï€O´<èÐ:›ù(Ë^L8þ‘ÍÌ#¸Ð_Ì©ÙK(Öz 4¬û+¸;ü’V’84‘¬ÃŽ:[â‡ÔÌáõp¢~§ªlæ£ö{®G>J¼"°‡7¯ÆÉèßû ‹É‹§ÁòÃýâßî
^ƾÙõ‹×óH#«LP½ïX=xÑÍ$|W?•~•îëÔ©ª‹
{ÝT…Kÿ ”hûâá)J*ö˜–ÔU;iÇ€/ ÆþjóZ\ýwØ=Ìm
ºèËL9 ýè
Æð/¨’¥öo=nË.%Îì   ŽÕ¯È|{Oj²ƒE6e/ßdÄõ²Ìâ1O®ò×TsəԸhOMýíMˆ¿¼H˜l²,7Â¥#MF/Úf°Ö½± ¸–dr‹NýÊ íjqx{œÉ ä-È    ¦
øÄër¨q°ð
†nцýÑÄÆ’mä…n<0È™;ÁÝá¯ÁZƒ7FÀmì­ É&9ˆîéi¶ùN§Y•ÃZãAâ?•‡©‰ , ó¾IŸŠc1 4â&y­&pŠ­6;M À 0¹qç»p.á …ŸÅáK@<u %Ü6ÓtIÌpÓr»söfeÁ0O…­´Kƒ&ñ™\©<+,~)‹
ºHÐ*×µ&†ž‘Æ÷ÚŸ
1ßjC5Oh´‡›

Ø×ë æâ“Þà

ÒT]§n{ºöB³ ¦ ̹Â8Êï¦MÉ<„¨s¹¶ì7Ì”æR$Ncà! /éþäRM÷Gƒ¿É$
¦oà>%6·y6ƒ‰3?”úºŽ‰éX5ªPT §µ!=Mž«Ú½‹ÅgÂSâÉaþÓoö–¯ÁÔìR>5éÿ üs¶ÆUcÌ  kÇR
]ÿ ù¬¼«VŽ;Â|‡~¢¦”ÏÅ°æ
{L™Õ°Óv¹ò¸írŽ¡×¢CÃ!íVÕ {¶»sŒNPg/
"uÕbkm²“$ďå¿é¹§°½æz¯6 †s¿!s–wÚÝ“™Œ°.ûj>·+™Òa…©Œ&rÝÎtÛë긪Ît’LAVp%c Úý[ÄzJ¾ÇàXXç@˜ó<êL]·T˜¾¥1Ó©V‡g´æ½¦Ý@¹óø!_@´ÞâSÁ —S3™•& ]@JHÚý©ZŽ €×æÔr»Áf!‡yÞ4Mv*èÓã_{‘åóUuљØ«Oïé*®EvÑ
Œ÷‡U \"㪒ÍK+À 4“M¡ï:0¥5í!'<@î´”>Ç»&Z–ïCCV˜Ì5Šo&îhè.žû
|ÓK©h$s6KìŒëã)¹hI¦GïOåóI;ììü#É$Š0…Ææ¥TØ.5­¾gn´ “ÂÖ\:hœ89G)J@„}œ:’Ò{/Š"¦_Æ×7Æ3VÇŠÊa]ÚŒÙ€Ä–=®uÁßâACZƒ§§£Qnâ:«,×{tyø¬iÛcœÜÄ€H½ÄÍCk´÷šß
.W'b¤Íåh]÷€=,Žv×cÚEÚHXJX¶îo¨FÒtèöŸ>ªª6[J®Fµ£sGÁeqõfe\íjÒÐïÄÐGˆe1Ø‹.Ø”‘Ëuø
Y­ˆÜŽG|zùªüMpDnQWÄ”%JŠ™)â*p@Örš«ÕT2Ð%ˆG#ª„
·¤!°ŸOTÂT¸aÚ%4&h™LµšØüÐ.F¿²ÐÞ_Ç‚¾ÅÃaÜ÷09Æ 
q€öy˜v‡85õN÷]¬äѼóS{°_MŽ¬úÔ#°Ç¸0åÞè2ëôPcvÆw9®ií1Ä8F™˜à‰´+‰Ik1òÝ7“Ñ×ÒsÝ\x‚h`ÞÑ`ó"|µEcý£n˜h`}GÞ  !±ù²Ápü²
ß6
0ïi󜵩SÈÇ7˜-ÕURO˜¦´f$ªž-Í6(œ}<„ éc øs]ŽŽ„*—¾
ìdŽ„)méª\¿êÎIg¾ØÞ~I#C/¼¼´EÁÈŽi8“©õådô·>euä ƒ'Ê×लR1ÉJE1ÐAát`t;ÇР%Ý<‡¥„ÍÆ`×Oyó)õiI€ñQaŸ4Ûù\áàaÃÔ¹HÃu¹*k€¦<„eS‡&õÏ
B!ŽhüÞ`yj}mªf×\¿
Ç~æ­9‡û\՞Ǖg²1Žû5V7 !àöšm°
c`ܬøÇìµÒ'P"?…´Ö,"§^•õŽ¨sÔ)6˜sæéÍR¼
ò|Sl”‹7 nPW

Gòú÷½§O¯‡„l¡kSÞŒr½PÊ@æ¢pŽ-mÿ #Ÿ˜Àº¶Áä¦;ïÔæ$1££`“Õ>„—·ž)ß
ð
³ñ#Ï Ô$¶œ‰ÊE‹À;÷º
¯«P:Ñ”8–IÊtpÞ3ª“>ê“þës4ò2OÏÕ­±zô†Õ§‰.÷ä¸;¿˜“'œ›žª}«Œ{ª±Ì 9ÔóÞÕ‡0
$íWV3Üì¬
—@kÝ4@¿r¼±½¬™›?øØæ´'Áé®CË3-g$˜ö‡×auÚi´Žp/êÛæF›Ú2v‹ã¿¿,nB1̨ƃqÞa5͝@&Æû“él÷ \C²½UÍc ¯k×¢U
ÖéQå™—-r    wô ÞÏ<Ò=&=ÿ Ôê Òêˈt,i—;LîÜ á¸*ÚÃ1$êL•LÍ <É)ýÐà’
;F™{ƒ™˜€&'}‚ãÄK`¡ÞT@I;®žZóè‚s’7®°›+§O­Åq©é»²9<Ô
J ¼9O’HL»Ùïì¸rk¼Ž_ý‘TŸu[²ßÚŒ·ü÷B%¯E ŸÔX5êO´Ç•€’I0 É<mÆÈJoúáõóQâØòÙaÙt:  ·=|Ôaz]a1cÉŸ1
4˜à3΍}GFøí7/B«vεŕL=Ðr1ÕšnwH›óÞ¢ºö{)´4€æZç^ÿ yÑ:_([¿ipqQÊ^âÆe;»½“¦º|¢ÀTçèrú1”óTÃ’u¦CG¤ ¡
Š­7ë

·i“¿z»n
ö¼±ù^ö<‹çu7¸ÈlvZðÛAUXje•
dLÞH ÚosÇr`È™‡pÊeÇ4@x7´)ö†Ótœ~i‘Ï[x@äUÃæ­m·e´x
°t¸·²5'žªža   =ÖÌåzϘ'-´ˆpž3§ò‡k  Ý'‰ýÑï¦3ºdè“{eiÔõNkîšECEΠ¥ÃT9ãqÃâŸîɐ8z \?€    >JX` 
ñ¹õ%;µŸD‘«´€àwÒ™UûئžÖö\×®×´8 ½‡ºÐÆÓ§?Àkmœ=;d5*@-ì0F Rªýš[Ü6âö̃ڸr*KA9· u*µæ£?U¸Âêí†8@¦X4 e-ò„0s{ HâUpU?¼mñRa°®a%Ð'tÉ×’\¾ÊÉ]t›h>·(Ë@R¼¡Ãt h}’O÷au<+nT…Ö…MӐ??Óe95 q>í/;&JSû °¯ÊéÞøƒ*Ã2½Ài&:nôUl=¾¿5eˆ3”ñc|Ú2V”>„»&eE;«ÚäC
p¢Ûúy 9š[ŒÌx¼擼A&DåÒ¯ˆ¤ÀÌ;"˜ÏQä¸åhÊ}Ûq«Û0WžÒ|»€ø®öCm5•\ÇÀ§Pe3£]0ÃàLDÉ‰1øªxjgwT‚÷¿LΨK‹›ùs—xˆÜ±µ
kæ¸f‰‰ÜGk/LÛØ6d9ò¶ùA{ƒA3š/¬D¬khÓk‰`˜"㯒r¿±Óã jx‡°e}<Ñø\3y:'À•/h½Í€Ç4~g ?Û(¼]v‘ªlKÎâ~?O‚W%{Ì:“'©úNq¾›úo(X’¥¯ˆ
nFê{Ç€ü?º'ë
ø‹ì
Þ09ŒÌç9Æ —ËC`j@ÓÄ(+a‹un¸#ÂꟋ{K`‘ÑÍÍ'à´»/Û,KW;Þ4²þð ï Nm|~fGÏ(…³Ã)«1ö­Õ
¥‡¨©ƒÃ™ü-s=à=U66Ï«Ýc蓦W¹íž®›nÔ%êÇìŒ<#Ü×84ån®Ð ÒåOC`  ñânÑs‡¢ç 1õ%Îhì½Ã½® e:ݼUZo
™`  
ÅZŸŒÊ«ê1ÏÄo$q¹Þ€©ˆhÐÉä¯ñ[!…Ú˜àJ:x2$Íß&PåT£6ç—
‡Í*4Ýšçjÿ ‰É nófÐ ó(L5C•åÆ\rMÒ@ò
}y-W}™üýVù—ú¢=Ù”c®‘< M ž
´Phr¦©TD ‘ù.$´÷O‡‘V2Æò.=IUŒ=ž‡â¬i™aþÓåÙ?òUø'ØÖ•.~* šTŒ!•-×áºTâ®ä#õü'´ eýlYÅÓeÕKÂrT"CÚ@u!Óxƒ{š3€}1¿(r}%«nËamjÑ%ÑNEò
v  ˜à  σöK³,*º.àzù¨™Ó ÚçâU¦*¿ 9{%Ö¹ njûdaXöb)  kÛƱûÓ\°M7ˆÂ=û›ç¿Ã‚­V»Cg–8ÙêE-j)k$º`Ã-ùEýeBÆÇ]c¡°ñty&Òd0nõ'¡W+ƒ*|–ø<K\%¦cÏÄ#N,Úú‘¤òÒÛõ ’¶§‰Ì
ú•dçb31Ð\7‡ëÚw82
‰KÝkÚñ'¢Ž…[&¼ÌAÔzHàP *اoßreÁY¥Ñ¾ãE|&QbKg]ã„þê*b;R³Öi‹  ±î$£ÈTm¶k÷ˆ
¦»Ù¹i¦¨6 h%Á'Ú
J   \F±â+‹b/Å9ñå5Àë­nˆRv«¯#„&î„$º’@:‘Ôrø+,àq‘秬*Úg´>µFa\GQªEAÔp5\Ǽ·¼Ç8·õ -â§Ú[
‡
uZeÖ 3}×d'+¹:ð+K†Û®s!Ï$úe€<Û”x)1»a­¡LC]¸µík…ÚàA»AYº{†ªS[¦5HÒ7ù
--,ísòDØ€èk   ÞÀîÜò@â(  ËNˆë›4ô½•/¦o‡€Û7
ê•ÆêòðÜy
'Án½µ á˜ݦ  ndeo…[ì¶Ê,¥R³Ä=À±—–ß;£™´ñSâ*g§”ïaið‘Jå~™ÓÞß³Õ¢»8x埒²52>AÊb&-÷\7´éÄù€T˜,w;3{ï˜k…à¹ÄqÀ«œ{
€\
ˆ¾[´¨јr &Úé„Ívˆ±8†¿]|¬ņ4I×pÞS1ÈÖz‰#Ìv‡G!YNògñ:màTz¢Ý1ô©^O=~ë|5Bã™ç•¼µõ•bÆ@úÕS¬ÈŒ#¬zünrŸ
û”
Z²•ï›èðV"ÁHÚý©wÝ €7¼Ìu1hÑa3Éä û f$o¿É ™Ú›ÝçnpÒ3äÌ3†Í§,Äï]$‰/pê†«À¼
¸e9­Æê_C]žƒ·ý·frÁN«,E=›Çq
-‰öŒ:aÏ¿±í&£Í:-}
84‘ÿ eƒQÑeëSsuiA
³g㟥ú£?ÿ ʼn*”“÷aühe:ÊWa@ÒÞk±eØ]
F Ô—r.åä˜@ö¥ªZoÐýYL·¥S²G/‡ñ
<~*ZÆ´è>JlòàÛƽÿ 窘ìGN¢:I®KšJp/`íIÁÀõ#Ä-€ö­šµŒoF4|ÆQØÆ@Ì|£Ô…¢À{9˜è½Üó›€ôYÒÎYsið;ís¤€à²ˆ‚4qÉVŒI$  ‰"°   æµ8cXGjœˏ¡Aâý•ËÜ¢ûïe·çLx']á"oÅÎê3¯Ç—¹”ó0nå‚âg{Œñ>
S´˜îè°g238‚ãköÝfÚd´6Ò€;ò÷±¢™¼›º¢Æ'¥Ðx'e¬ç
]bÈÆV¢ó‹kýBO
ðÊâ$Ÿ!×T
3Mýמ
žìٍàÌü‘8÷€àæØ8æ©6‰©L´«…oãpð„~Çk‰!ñ;‹”ÛžÍ àž±z Ÿôû øŸÝužÏ;ÿ #|u6™Þ¬ÚˆÐõA4¶â|ôl|Ê2ŽÇ¤ÝÅÇY.<#Aí.k§hóF‚”Y;
M½Ö4hŸ4&›­¿tès´%FìL¥£Ãk‰ÇT¤haÁ¤ÚxfÉ`ÑìË›>i 3t‚:,–+^÷´–{Û–Nxi"x‘Ûg
î¨>¥Õ܁ùZH,2Û“:8xÊ¢Çí9.É-Ìâã-=çjwµS˜dütžçwýGòú®®ûº_ˆýx$–¡ãøO
EÚÛÏ÷R„×w+3£Á£öUMyR²¹âŒ°š›¸Ñãò9§Ó_Dl+Ùßc›úšGÅÌc†Ž!Ko=¶.‘Îÿ c²(2®V mª.ÿ ¹B›¹å ù„öŸSV>™ü¯$y:G¢Z×àøúdî¹û­·ýÇ´:•c LÍõi_‹ö+ÎæGÊè>OŠ•äž´§Þ{X}¨1ÚTc›»Qþ•êô°t¿OP?eæ~É{5]•ÙR£r5†nZ\ã@
&îJõ ¾àC°þV>fé¥/ü5ñÊIº_é5;e­h<@
Ä&æÃëE%;X,ÒãÆÞ`Oò¦kŸm#˜!ÀyÄ¢|
óLšò¥Ä`
¶R=|ÈCâh5ò3DˆïF†ðÒ#ÅìÛœ?¸yhBãœí
ZxßÎÄhºRK„`Þödvײ™ÀÈÑÒgŒuYw³%†ƒÓzõ ÖÏp‚dH®¦A´ù§»ÓÇMæ~)ˆð‡û:ù&Ä •vGD´À 
n
Ý
‡¼Ö8Fö   óáà£~Ë¥x`oK|Ä?fxiØü%pìR>éò+Û±éÎ>núlFŤ'tq8LZÏvÃ?„¡ß±È⽆¯³íü@x|PöUäèØã¡ð‚ŒAìÏ"vÍwóŸÍ{ ý0.z    È•Ö{,N¡£¡ŸKÕÙž>Ýœþ ÍÀ<n^Àïe€Þgn¹”ÜiQê
9Ú±‡„è]ËA¿‚MJìiÓxŒn-ÄS6!ÓæÑû*jÎWøìšÇ뙦gj~+?\,Ö7ÁÕÊ”G™q6TF)óCç<ÓšÂUé†gW=àà“hóR³ÊQì<!÷ÇpR1¯u„De,è­vvâDß~žHå‰ú£Kìní¢ÐçÅÄÅ¥Ü÷
±ÃìÇžûƒz\þÞ¨-•‹
€

¸+¶n¿^
?†[ÖWóÒX¸,0Ø:l?‰Âý«ÿ ·Dc+fÔ[ƒ›ûªšx«kæž1KI…<#'nž¶\±íÎ8¤ìK@’@J¥v)º[Ž±Æå´¼
½Ý¡ç¯ÐO¥ø®è•Óȱ߿wša©“œt‡4îyªœ&+1ÏØ:‚æƒ=/ꎔ`hm
“=©‹]°g}ì€DgUƒ8¤qCˆãáÅ,‡Ô¬ñ10HÑDÂbáÂÿ Œ»v·:uòB6»áp‰>°<×EA!Å‚D™IúOÍ
¡>ôG}Â`ÍßkÜL™Ž  Þð™
{IøF²
¹òQ3&!ÃÂÞz.d&Ï-sH¸,Ôõ˜ŽP€
77ˆÝ¼ÊëÜw   =cÕ
Ú,ØÐ5ÎYÐ)ì´öœgŒ[¤
ßv㙑8心>h]§µháYš£²ºÑ.{Ï7Sð•?´~×SÃKýJÛ˜
™Íäiúu<µX¶1õ^kâçIÑ£sZ4h>j*ÔšD:4­¿_ ÷¸
Õxæÿ ¸?Mù _•­ÊÐ ä ÷ý ÑwL
œ­ïnTkÛUÍN©ë:¦fV ¶ÜÔÜMªÅâA½–¿R×TXš-%iTÊT•‡Ù‚JôϐZxWÑè‰f‰òG º
×Õû2aZ7OU3[“×AT–ÞŒ…-‘¤”Ì 
ì&(ˆ¿­•ƒkï’:ðY¦W‘Å)“†‘˜³Åtcø˜ñTÂwÚÇ4
|üLÇªí–v-
qˆèU
qPE.†â‘˜µ Æ,ÐÅs]8¾„oúÑ i>ÜxxÈó)ƒ ´æÁâØ$À‰vžŸf$Ž|ãw;ÀÁIJ»b`
{¦Ó¤Ú$©YÀ‘n@Óïž«9J¼êG   m¤
ܯ¹ÌW4€ÐÒÅÛ‡#褕Ÿn-?í|с¥÷Ú¹¬'´ÞÜ9ÓK`hê£SÄSà?7—Wí_´…óB›»:=Ãïq`<8ñÓŒÑlú2d¬ê³£hÖ[l|$vÝro~'R®‰§°ñmY ͧäP
|PUª¹·:3Œ[Û{Xÿ ºâ@‚W–Äé u‚ ¯´*=íή.pûÒdt @
G‰¬ s¸    ëÉücr ÞæѨÊ@>¤¢Ö±.Þ'¯°ÌME[YéïĵÂCå½
Ué©Áû'Ê9%eÔðNU”ë‘ÌsD3/®+UI˜9h.WC”
빓$#:pz:YÓ ¿xž* ³$Í +$kñAŠ‹†¢
Uê>¸)_š¬÷©ßAÂÔb9ÇU ¯¾
á•9¯ÏÏ÷O÷¼¼Fähal1‰3Ì[Ïr•´UCksNÐ]R‘¸¥H+§Šé†c©vÖÞ0iÓ76s†î!§=ß
¼~Ô'°Ãmäoäš³ªøi1úÉ)³yV8CLÄØÁ‘WYïi€H6ÖÑiámø^ÈY´°Ñ7¥Û*—Ñ©L«Qƒï—Ùrÿ ›£Ð*š¸ˆL©ˆ$ˆ ÷¾D§9È®«qbqC)–ˆïv´çñsÑVT­Ø, <àïºÀO«Jý·õ 
àfPìð  .wFšir´þ’2_Y
*Æ€x\«
ì€9š@ Ž|F⇥ˆkZ@hÖÄ0t¿-<“‹qµ¾*ZL¤Ú)&BJpÓF5=$„at*Zš$’ÑtdûÝRI1    2Ž‰$€$I$#‰SÞ’H
ë¬ï;Á$¡t$’`<(ñÇt)$‡Ð.Êf¢X’Kt=Éé$‚ˆªè¢oÝëòI%Rgcª÷ŠyI%¡‰ÿ !ñ)´õ $¤ Ô’IIGÿÙ"""
    pygments.lexers.rebol
    ~~~~~~~~~~~~~~~~~~~~~

    Lexers for the REBOL and related languages.

    :copyright: Copyright 2006-2022 by the Pygments team, see AUTHORS.
    :license: BSD, see LICENSE for details.
"""

import re

from pygments.lexer import RegexLexer, bygroups
from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
    Number, Generic, Whitespace

__all__ = ['RebolLexer', 'RedLexer']


class RebolLexer(RegexLexer):
    """
    A `REBOL <http://www.rebol.com/>`_ lexer.

    .. versionadded:: 1.1
    """
    name = 'REBOL'
    aliases = ['rebol']
    filenames = ['*.r', '*.r3', '*.reb']
    mimetypes = ['text/x-rebol']

    flags = re.IGNORECASE | re.MULTILINE

    escape_re = r'(?:\^\([0-9a-f]{1,4}\)*)'

    def word_callback(lexer, match):
        word = match.group()

        if re.match(".*:$", word):
            yield match.start(), Generic.Subheading, word
        elif re.match(
            r'(native|alias|all|any|as-string|as-binary|bind|bound\?|case|'
            r'catch|checksum|comment|debase|dehex|exclude|difference|disarm|'
            r'either|else|enbase|foreach|remove-each|form|free|get|get-env|if|'
            r'in|intersect|loop|minimum-of|maximum-of|mold|new-line|'
            r'new-line\?|not|now|prin|print|reduce|compose|construct|repeat|'
            r'reverse|save|script\?|set|shift|switch|throw|to-hex|trace|try|'
            r'type\?|union|unique|unless|unprotect|unset|until|use|value\?|'
            r'while|compress|decompress|secure|open|close|read|read-io|'
            r'write-io|write|update|query|wait|input\?|exp|log-10|log-2|'
            r'log-e|square-root|cosine|sine|tangent|arccosine|arcsine|'
            r'arctangent|protect|lowercase|uppercase|entab|detab|connected\?|'
            r'browse|launch|stats|get-modes|set-modes|to-local-file|'
            r'to-rebol-file|encloak|decloak|create-link|do-browser|bind\?|'
            r'hide|draw|show|size-text|textinfo|offset-to-caret|'
            r'caret-to-offset|local-request-file|rgb-to-hsv|hsv-to-rgb|'
            r'crypt-strength\?|dh-make-key|dh-generate-key|dh-compute-key|'
            r'dsa-make-key|dsa-generate-key|dsa-make-signature|'
            r'dsa-verify-signature|rsa-make-key|rsa-generate-key|'
            r'rsa-encrypt)$', word):
            yield match.start(), Name.Builtin, word
        elif re.match(
            r'(add|subtract|multiply|divide|remainder|power|and~|or~|xor~|'
            r'minimum|maximum|negate|complement|absolute|random|head|tail|'
            r'next|back|skip|at|pick|first|second|third|fourth|fifth|sixth|'
            r'seventh|eighth|ninth|tenth|last|path|find|select|make|to|copy\*|'
            r'insert|remove|change|poke|clear|trim|sort|min|max|abs|cp|'
            r'copy)$', word):
            yield match.start(), Name.Function, word
        elif re.match(
            r'(error|source|input|license|help|install|echo|Usage|with|func|'
            r'throw-on-error|function|does|has|context|probe|\?\?|as-pair|'
            r'mod|modulo|round|repend|about|set-net|append|join|rejoin|reform|'
            r'remold|charset|array|replace|move|extract|forskip|forall|alter|'
            r'first+|also|take|for|forever|dispatch|attempt|what-dir|'
            r'change-dir|clean-path|list-dir|dirize|rename|split-path|delete|'
            r'make-dir|delete-dir|in-dir|confirm|dump-obj|upgrade|what|'
            r'build-tag|process-source|build-markup|decode-cgi|read-cgi|'
            r'write-user|save-user|set-user-name|protect-system|parse-xml|'
            r'cvs-date|cvs-version|do-boot|get-net-info|desktop|layout|'
            r'scroll-para|get-face|alert|set-face|uninstall|unfocus|'
            r'request-dir|center-face|do-events|net-error|decode-url|'
            r'parse-header|parse-header-date|parse-email-addrs|import-email|'
            r'send|build-attach-body|resend|show-popup|hide-popup|open-events|'
            r'find-key-face|do-face|viewtop|confine|find-window|'
            r'insert-event-func|remove-event-func|inform|dump-pane|dump-face|'
            r'flag-face|deflag-face|clear-fields|read-net|vbug|path-thru|'
            r'read-thru|load-thru|do-thru|launch-thru|load-image|'
            r'request-download|do-face-alt|set-font|set-para|get-style|'
            r'set-style|make-face|stylize|choose|hilight-text|hilight-all|'
            r'unlight-text|focus|scroll-drag|clear-face|reset-face|scroll-face|'
            r'resize-face|load-stock|load-stock-block|notify|request|flash|'
            r'request-color|request-pass|request-text|request-list|'
            r'request-date|request-file|dbug|editor|link-relative-path|'
            r'emailer|parse-error)$', word):
            yield match.start(), Keyword.Namespace, word
        elif re.match(
            r'(halt|quit|do|load|q|recycle|call|run|ask|parse|view|unview|'
            r'return|exit|break)$', word):
            yield match.start(), Name.Exception, word
        elif re.match('REBOL$', word):
            yield match.start(), Generic.Heading, word
        elif re.match("to-.*", word):
            yield match.start(), Keyword, word
        elif re.match(r'(\+|-|\*|/|//|\*\*|and|or|xor|=\?|=|==|<>|<|>|<=|>=)$',
                      word):
            yield match.start(), Operator, word
        elif re.match(r".*\?$", word):
            yield match.start(), Keyword, word
        elif re.match(r".*\!$", word):
            yield match.start(), Keyword.Type, word
        elif re.match("'.*", word):
            yield match.start(), Name.Variable.Instance, word  # lit-word
        elif re.match("#.*", word):
            yield match.start(), Name.Label, word  # issue
        elif re.match("%.*", word):
            yield match.start(), Name.Decorator, word  # file
        else:
            yield match.start(), Name.Variable, word

    tokens = {
        'root': [
            (r'[^R]+', Comment),
            (r'REBOL\s+\[', Generic.Strong, 'script'),
            (r'R', Comment)
        ],
        'script': [
            (r'\s+', Text),
            (r'#"', String.Char, 'char'),
            (r'#\{[0-9a-f]*\}', Number.Hex),
            (r'2#\{', Number.Hex, 'bin2'),
            (r'64#\{[0-9a-z+/=\s]*\}', Number.Hex),
            (r'"', String, 'string'),
            (r'\{', String, 'string2'),
            (r';#+.*\n', Comment.Special),
            (r';\*+.*\n', Comment.Preproc),
            (r';.*\n', Comment),
            (r'%"', Name.Decorator, 'stringFile'),
            (r'%[^(^{")\s\[\]]+', Name.Decorator),
            (r'[+-]?([a-z]{1,3})?\$\d+(\.\d+)?', Number.Float),  # money
            (r'[+-]?\d+\:\d+(\:\d+)?(\.\d+)?', String.Other),    # time
            (r'\d+[\-/][0-9a-z]+[\-/]\d+(\/\d+\:\d+((\:\d+)?'
             r'([.\d+]?([+-]?\d+:\d+)?)?)?)?', String.Other),   # date
            (r'\d+(\.\d+)+\.\d+', Keyword.Constant),             # tuple
            (r'\d+X\d+', Keyword.Constant),                   # pair
            (r'[+-]?\d+(\'\d+)?([.,]\d*)?E[+-]?\d+', Number.Float),
            (r'[+-]?\d+(\'\d+)?[.,]\d*', Number.Float),
            (r'[+-]?\d+(\'\d+)?', Number),
            (r'[\[\]()]', Generic.Strong),
            (r'[a-z]+[^(^{"\s:)]*://[^(^{"\s)]*', Name.Decorator),  # url
            (r'mailto:[^(^{"@\s)]+@[^(^{"@\s)]+', Name.Decorator),  # url
            (r'[^(^{"@\s)]+@[^(^{"@\s)]+', Name.Decorator),         # email
            (r'comment\s"', Comment, 'commentString1'),
            (r'comment\s\{', Comment, 'commentString2'),
            (r'comment\s\[', Comment, 'commentBlock'),
            (r'comment\s[^(\s{"\[]+', Comment),
            (r'/[^(^{")\s/[\]]*', Name.Attribute),
            (r'([^(^{")\s/[\]]+)(?=[:({"\s/\[\]])', word_callback),
            (r'<[\w:.-]*>', Name.Tag),
            (r'<[^(<>\s")]+', Name.Tag, 'tag'),
            (r'([^(^{")\s]+)', Text),
        ],
        'string': [
            (r'[^(^")]+', String),
            (escape_re, String.Escape),
            (r'[(|)]+', String),
            (r'\^.', String.Escape),
            (r'"', String, '#pop'),
        ],
        'string2': [
            (r'[^(^{})]+', String),
            (escape_re, String.Escape),
            (r'[(|)]+', String),
            (r'\^.', String.Escape),
            (r'\{', String, '#push'),
            (r'\}', String, '#pop'),
        ],
        'stringFile': [
            (r'[^(^")]+', Name.Decorator),
            (escape_re, Name.Decorator),
            (r'\^.', Name.Decorator),
            (r'"', Name.Decorator, '#pop'),
        ],
        'char': [
            (escape_re + '"', String.Char, '#pop'),
            (r'\^."', String.Char, '#pop'),
            (r'."', String.Char, '#pop'),
        ],
        'tag': [
            (escape_re, Name.Tag),
            (r'"', Name.Tag, 'tagString'),
            (r'[^(<>\r\n")]+', Name.Tag),
            (r'>', Name.Tag, '#pop'),
        ],
        'tagString': [
            (r'[^(^")]+', Name.Tag),
            (escape_re, Name.Tag),
            (r'[(|)]+', Name.Tag),
            (r'\^.', Name.Tag),
            (r'"', Name.Tag, '#pop'),
        ],
        'tuple': [
            (r'(\d+\.)+', Keyword.Constant),
            (r'\d+', Keyword.Constant, '#pop'),
        ],
        'bin2': [
            (r'\s+', Number.Hex),
            (r'([01]\s*){8}', Number.Hex),
            (r'\}', Number.Hex, '#pop'),
        ],
        'commentString1': [
            (r'[^(^")]+', Comment),
            (escape_re, Comment),
            (r'[(|)]+', Comment),
            (r'\^.', Comment),
            (r'"', Comment, '#pop'),
        ],
        'commentString2': [
            (r'[^(^{})]+', Comment),
            (escape_re, Comment),
            (r'[(|)]+', Comment),
            (r'\^.', Comment),
            (r'\{', Comment, '#push'),
            (r'\}', Comment, '#pop'),
        ],
        'commentBlock': [
            (r'\[', Comment, '#push'),
            (r'\]', Comment, '#pop'),
            (r'"', Comment, "commentString1"),
            (r'\{', Comment, "commentString2"),
            (r'[^(\[\]"{)]+', Comment),
        ],
    }

    def analyse_text(text):
        """
        Check if code contains REBOL header and so it probably not R code
        """
        if re.match(r'^\s*REBOL\s*\[', text, re.IGNORECASE):
            # The code starts with REBOL header
            return 1.0
        elif re.search(r'\s*REBOL\s*\[', text, re.IGNORECASE):
            # The code contains REBOL header but also some text before it
            return 0.5


class RedLexer(RegexLexer):
    """
    A `Red-language <http://www.red-lang.org/>`_ lexer.

    .. versionadded:: 2.0
    """
    name = 'Red'
    aliases = ['red', 'red/system']
    filenames = ['*.red', '*.reds']
    mimetypes = ['text/x-red', 'text/x-red-system']

    flags = re.IGNORECASE | re.MULTILINE

    escape_re = r'(?:\^\([0-9a-f]{1,4}\)*)'

    def word_callback(lexer, match):
        word = match.group()

        if re.match(".*:$", word):
            yield match.start(), Generic.Subheading, word
        elif re.match(r'(if|unless|either|any|all|while|until|loop|repeat|'
                      r'foreach|forall|func|function|does|has|switch|'
                      r'case|reduce|compose|get|set|print|prin|equal\?|'
                      r'not-equal\?|strict-equal\?|lesser\?|greater\?|lesser-or-equal\?|'
                      r'greater-or-equal\?|same\?|not|type\?|stats|'
                      r'bind|union|replace|charset|routine)$', word):
            yield match.start(), Name.Builtin, word
        elif re.match(r'(make|random|reflect|to|form|mold|absolute|add|divide|multiply|negate|'
                      r'power|remainder|round|subtract|even\?|odd\?|and~|complement|or~|xor~|'
                      r'append|at|back|change|clear|copy|find|head|head\?|index\?|insert|'
                      r'length\?|next|pick|poke|remove|reverse|select|sort|skip|swap|tail|tail\?|'
                      r'take|trim|create|close|delete|modify|open|open\?|query|read|rename|'
                      r'update|write)$', word):
            yield match.start(), Name.Function, word
        elif re.match(r'(yes|on|no|off|true|false|tab|cr|lf|newline|escape|slash|sp|space|null|'
                      r'none|crlf|dot|null-byte)$', word):
            yield match.start(), Name.Builtin.Pseudo, word
        elif re.match(r'(#system-global|#include|#enum|#define|#either|#if|#import|#export|'
                      r'#switch|#default|#get-definition)$', word):
            yield match.start(), Keyword.Namespace, word
        elif re.match(r'(system|halt|quit|quit-return|do|load|q|recycle|call|run|ask|parse|'
                      r'raise-error|return|exit|break|alias|push|pop|probe|\?\?|spec-of|body-of|'
                      r'quote|forever)$', word):
            yield match.start(), Name.Exception, word
        elif re.match(r'(action\?|block\?|char\?|datatype\?|file\?|function\?|get-path\?|zero\?|'
                      r'get-word\?|integer\?|issue\?|lit-path\?|lit-word\?|logic\?|native\?|'
                      r'op\?|paren\?|path\?|refinement\?|set-path\?|set-word\?|string\?|unset\?|'
                      r'any-struct\?|none\?|word\?|any-series\?)$', word):
            yield match.start(), Keyword, word
        elif re.match(r'(JNICALL|stdcall|cdecl|infix)$', word):
            yield match.start(), Keyword.Namespace, word
        elif re.match("to-.*", word):
            yield match.start(), Keyword, word
        elif re.match(r'(\+|-\*\*|-|\*\*|//|/|\*|and|or|xor|=\?|===|==|=|<>|<=|>=|'
                      r'<<<|>>>|<<|>>|<|>%)$', word):
            yield match.start(), Operator, word
        elif re.match(r".*\!$", word):
            yield match.start(), Keyword.Type, word
        elif re.match("'.*", word):
            yield match.start(), Name.Variable.Instance, word  # lit-word
        elif re.match("#.*", word):
            yield match.start(), Name.Label, word  # issue
        elif re.match("%.*", word):
            yield match.start(), Name.Decorator, word  # file
        elif re.match(":.*", word):
            yield match.start(), Generic.Subheading, word  # get-word
        else:
            yield match.start(), Name.Variable, word

    tokens = {
        'root': [
            (r'[^R]+', Comment),
            (r'Red/System\s+\[', Generic.Strong, 'script'),
            (r'Red\s+\[', Generic.Strong, 'script'),
            (r'R', Comment)
        ],
        'script': [
            (r'\s+', Text),
            (r'#"', String.Char, 'char'),
            (r'#\{[0-9a-f\s]*\}', Number.Hex),
            (r'2#\{', Number.Hex, 'bin2'),
            (r'64#\{[0-9a-z+/=\s]*\}', Number.Hex),
            (r'([0-9a-f]+)(h)((\s)|(?=[\[\]{}"()]))',
             bygroups(Number.Hex, Name.Variable, Whitespace)),
            (r'"', String, 'string'),
            (r'\{', String, 'string2'),
            (r';#+.*\n', Comment.Special),
            (r';\*+.*\n', Comment.Preproc),
            (r';.*\n', Comment),
            (r'%"', Name.Decorator, 'stringFile'),
            (r'%[^(^{")\s\[\]]+', Name.Decorator),
            (r'[+-]?([a-z]{1,3})?\$\d+(\.\d+)?', Number.Float),  # money
            (r'[+-]?\d+\:\d+(\:\d+)?(\.\d+)?', String.Other),    # time
            (r'\d+[\-/][0-9a-z]+[\-/]\d+(/\d+:\d+((:\d+)?'
             r'([\.\d+]?([+-]?\d+:\d+)?)?)?)?', String.Other),   # date
            (r'\d+(\.\d+)+\.\d+', Keyword.Constant),             # tuple
            (r'\d+X\d+', Keyword.Constant),                   # pair
            (r'[+-]?\d+(\'\d+)?([.,]\d*)?E[+-]?\d+', Number.Float),
            (r'[+-]?\d+(\'\d+)?[.,]\d*', Number.Float),
            (r'[+-]?\d+(\'\d+)?', Number),
            (r'[\[\]()]', Generic.Strong),
            (r'[a-z]+[^(^{"\s:)]*://[^(^{"\s)]*', Name.Decorator),  # url
            (r'mailto:[^(^{"@\s)]+@[^(^{"@\s)]+', Name.Decorator),  # url
            (r'[^(^{"@\s)]+@[^(^{"@\s)]+', Name.Decorator),         # email
            (r'comment\s"', Comment, 'commentString1'),
            (r'comment\s\{', Comment, 'commentString2'),
            (r'comment\s\[', Comment, 'commentBlock'),
            (r'comment\s[^(\s{"\[]+', Comment),
            (r'/[^(^{^")\s/[\]]*', Name.Attribute),
            (r'([^(^{^")\s/[\]]+)(?=[:({"\s/\[\]])', word_callback),
            (r'<[\w:.-]*>', Name.Tag),
            (r'<[^(<>\s")]+', Name.Tag, 'tag'),
            (r'([^(^{")\s]+)', Text),
        ],
        'string': [
            (r'[^(^")]+', String),
            (escape_re, String.Escape),
            (r'[(|)]+', String),
            (r'\^.', String.Escape),
            (r'"', String, '#pop'),
        ],
        'string2': [
            (r'[^(^{})]+', String),
            (escape_re, String.Escape),
            (r'[(|)]+', String),
            (r'\^.', String.Escape),
            (r'\{', String, '#push'),
            (r'\}', String, '#pop'),
        ],
        'stringFile': [
            (r'[^(^")]+', Name.Decorator),
            (escape_re, Name.Decorator),
            (r'\^.', Name.Decorator),
            (r'"', Name.Decorator, '#pop'),
        ],
        'char': [
            (escape_re + '"', String.Char, '#pop'),
            (r'\^."', String.Char, '#pop'),
            (r'."', String.Char, '#pop'),
        ],
        'tag': [
            (escape_re, Name.Tag),
            (r'"', Name.Tag, 'tagString'),
            (r'[^(<>\r\n")]+', Name.Tag),
            (r'>', Name.Tag, '#pop'),
        ],
        'tagString': [
            (r'[^(^")]+', Name.Tag),
            (escape_re, Name.Tag),
            (r'[(|)]+', Name.Tag),
            (r'\^.', Name.Tag),
            (r'"', Name.Tag, '#pop'),
        ],
        'tuple': [
            (r'(\d+\.)+', Keyword.Constant),
            (r'\d+', Keyword.Constant, '#pop'),
        ],
        'bin2': [
            (r'\s+', Number.Hex),
            (r'([01]\s*){8}', Number.Hex),
            (r'\}', Number.Hex, '#pop'),
        ],
        'commentString1': [
            (r'[^(^")]+', Comment),
            (escape_re, Comment),
            (r'[(|)]+', Comment),
            (r'\^.', Comment),
            (r'"', Comment, '#pop'),
        ],
        'commentString2': [
            (r'[^(^{})]+', Comment),
            (escape_re, Comment),
            (r'[(|)]+', Comment),
            (r'\^.', Comment),
            (r'\{', Comment, '#push'),
            (r'\}', Comment, '#pop'),
        ],
        'commentBlock': [
            (r'\[', Comment, '#push'),
            (r'\]', Comment, '#pop'),
            (r'"', Comment, "commentString1"),
            (r'\{', Comment, "commentString2"),
            (r'[^(\[\]"{)]+', Comment),
        ],
    }