8148
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"
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COPYRIGHT (c) 2004 by eXept Software AG
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All Rights Reserved
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This software is furnished under a license and may be used
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only in accordance with the terms of that license and with the
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inclusion of the above copyright notice. This software may not
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be provided or otherwise made available to, or used by, any
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other person. No title to or ownership of the software is
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hereby transferred.
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"
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"{ Package: 'stx:libbasic' }"
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"{ NameSpace: CharacterEncoderImplementations }"
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SingleByteEncoder subclass:#ASCII
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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category:'Collections-Text-Encodings'
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!
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22345
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ASCII subclass:#ASCII7
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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privateIn:ASCII
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!
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8148
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!ASCII class methodsFor:'documentation'!
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copyright
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"
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COPYRIGHT (c) 2004 by eXept Software AG
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All Rights Reserved
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This software is furnished under a license and may be used
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only in accordance with the terms of that license and with the
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inclusion of the above copyright notice. This software may not
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be provided or otherwise made available to, or used by, any
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other person. No title to or ownership of the software is
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hereby transferred.
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"
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8811
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!
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documentation
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"
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Ascii - 7bit identity subset of Unicode.
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22340
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Raises an error for characters above 0x7F.
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8811
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[author:]
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Claus Gittinger
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"
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8148
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! !
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8082
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!ASCII class methodsFor:'mapping'!
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mapFileURL2_relativePathName
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^ 'ASCII'
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"
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self generateCode
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"
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!
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mapping
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"
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# From: http://std.dkuug.dk/i18n/charmaps/ASCII
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<code_set_name> ANSI_X3.4-1968
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<comment_char> %
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<escape_char> /
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% version: 1.0
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% repertoiremap: mnemonic,ds
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% source: ECMA registry
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% alias ISO-IR-6
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% alias ANSI_X3.4-1986
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% alias ISO_646.IRV:1991
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% alias ASCII
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% alias ISO646-US
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% alias US-ASCII
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% alias US
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% alias IBM367
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% alias CP367
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CHARMAP
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<NU> /x00 <U0000> NULL (NUL)
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<SH> /x01 <U0001> START OF HEADING (SOH)
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<SX> /x02 <U0002> START OF TEXT (STX)
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<EX> /x03 <U0003> END OF TEXT (ETX)
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<ET> /x04 <U0004> END OF TRANSMISSION (EOT)
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<EQ> /x05 <U0005> ENQUIRY (ENQ)
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<AK> /x06 <U0006> ACKNOWLEDGE (ACK)
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<BL> /x07 <U0007> BELL (BEL)
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<BS> /x08 <U0008> BACKSPACE (BS)
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<HT> /x09 <U0009> CHARACTER TABULATION (HT)
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<LF> /x0A <U000A> LINE FEED (LF)
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<VT> /x0B <U000B> LINE TABULATION (VT)
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<FF> /x0C <U000C> FORM FEED (FF)
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<CR> /x0D <U000D> CARRIAGE RETURN (CR)
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<SO> /x0E <U000E> SHIFT OUT (SO)
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<SI> /x0F <U000F> SHIFT IN (SI)
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<DL> /x10 <U0010> DATALINK ESCAPE (DLE)
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<D1> /x11 <U0011> DEVICE CONTROL ONE (DC1)
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<D2> /x12 <U0012> DEVICE CONTROL TWO (DC2)
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<D3> /x13 <U0013> DEVICE CONTROL THREE (DC3)
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<D4> /x14 <U0014> DEVICE CONTROL FOUR (DC4)
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<NK> /x15 <U0015> NEGATIVE ACKNOWLEDGE (NAK)
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<SY> /x16 <U0016> SYNCHRONOUS IDLE (SYN)
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<EB> /x17 <U0017> END OF TRANSMISSION BLOCK (ETB)
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<CN> /x18 <U0018> CANCEL (CAN)
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<EM> /x19 <U0019> END OF MEDIUM (EM)
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<SB> /x1A <U001A> SUBSTITUTE (SUB)
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<EC> /x1B <U001B> ESCAPE (ESC)
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<FS> /x1C <U001C> FILE SEPARATOR (IS4)
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<GS> /x1D <U001D> GROUP SEPARATOR (IS3)
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<RS> /x1E <U001E> RECORD SEPARATOR (IS2)
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<US> /x1F <U001F> UNIT SEPARATOR (IS1)
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<SP> /x20 <U0020> SPACE
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<!!> /x21 <U0021> EXCLAMATION MARK
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<'> /x22 <U0022> QUOTATION MARK
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<Nb> /x23 <U0023> NUMBER SIGN
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<DO> /x24 <U0024> DOLLAR SIGN
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<%> /x25 <U0025> PERCENT SIGN
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<&> /x26 <U0026> AMPERSAND
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<'> /x27 <U0027> APOSTROPHE
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<(> /x28 <U0028> LEFT PARENTHESIS
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<)> /x29 <U0029> RIGHT PARENTHESIS
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<*> /x2A <U002A> ASTERISK
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<+> /x2B <U002B> PLUS SIGN
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<,> /x2C <U002C> COMMA
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<-> /x2D <U002D> HYPHEN-MINUS
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<.> /x2E <U002E> FULL STOP
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<//> /x2F <U002F> SOLIDUS
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<0> /x30 <U0030> DIGIT ZERO
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<1> /x31 <U0031> DIGIT ONE
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<2> /x32 <U0032> DIGIT TWO
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<3> /x33 <U0033> DIGIT THREE
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<4> /x34 <U0034> DIGIT FOUR
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<5> /x35 <U0035> DIGIT FIVE
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<6> /x36 <U0036> DIGIT SIX
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<7> /x37 <U0037> DIGIT SEVEN
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<8> /x38 <U0038> DIGIT EIGHT
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<9> /x39 <U0039> DIGIT NINE
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<:> /x3A <U003A> COLON
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<;> /x3B <U003B> SEMICOLON
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<<> /x3C <U003C> LESS-THAN SIGN
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<=> /x3D <U003D> EQUALS SIGN
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</>> /x3E <U003E> GREATER-THAN SIGN
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<?> /x3F <U003F> QUESTION MARK
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<At> /x40 <U0040> COMMERCIAL AT
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<A> /x41 <U0041> LATIN CAPITAL LETTER A
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<B> /x42 <U0042> LATIN CAPITAL LETTER B
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<C> /x43 <U0043> LATIN CAPITAL LETTER C
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<D> /x44 <U0044> LATIN CAPITAL LETTER D
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<E> /x45 <U0045> LATIN CAPITAL LETTER E
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<F> /x46 <U0046> LATIN CAPITAL LETTER F
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<G> /x47 <U0047> LATIN CAPITAL LETTER G
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<H> /x48 <U0048> LATIN CAPITAL LETTER H
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<I> /x49 <U0049> LATIN CAPITAL LETTER I
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<J> /x4A <U004A> LATIN CAPITAL LETTER J
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<K> /x4B <U004B> LATIN CAPITAL LETTER K
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<L> /x4C <U004C> LATIN CAPITAL LETTER L
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<M> /x4D <U004D> LATIN CAPITAL LETTER M
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<N> /x4E <U004E> LATIN CAPITAL LETTER N
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<O> /x4F <U004F> LATIN CAPITAL LETTER O
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<P> /x50 <U0050> LATIN CAPITAL LETTER P
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<Q> /x51 <U0051> LATIN CAPITAL LETTER Q
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<R> /x52 <U0052> LATIN CAPITAL LETTER R
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<S> /x53 <U0053> LATIN CAPITAL LETTER S
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<T> /x54 <U0054> LATIN CAPITAL LETTER T
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<U> /x55 <U0055> LATIN CAPITAL LETTER U
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<V> /x56 <U0056> LATIN CAPITAL LETTER V
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<W> /x57 <U0057> LATIN CAPITAL LETTER W
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<X> /x58 <U0058> LATIN CAPITAL LETTER X
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<Y> /x59 <U0059> LATIN CAPITAL LETTER Y
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<Z> /x5A <U005A> LATIN CAPITAL LETTER Z
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<<(> /x5B <U005B> LEFT SQUARE BRACKET
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<////> /x5C <U005C> REVERSE SOLIDUS
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<)/>> /x5D <U005D> RIGHT SQUARE BRACKET
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<'/>> /x5E <U005E> CIRCUMFLEX ACCENT
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<_> /x5F <U005F> LOW LINE
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<'!!> /x60 <U0060> GRAVE ACCENT
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<a> /x61 <U0061> LATIN SMALL LETTER A
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<b> /x62 <U0062> LATIN SMALL LETTER B
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<c> /x63 <U0063> LATIN SMALL LETTER C
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<d> /x64 <U0064> LATIN SMALL LETTER D
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<e> /x65 <U0065> LATIN SMALL LETTER E
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<f> /x66 <U0066> LATIN SMALL LETTER F
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<g> /x67 <U0067> LATIN SMALL LETTER G
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<h> /x68 <U0068> LATIN SMALL LETTER H
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<i> /x69 <U0069> LATIN SMALL LETTER I
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<j> /x6A <U006A> LATIN SMALL LETTER J
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<k> /x6B <U006B> LATIN SMALL LETTER K
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<l> /x6C <U006C> LATIN SMALL LETTER L
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<m> /x6D <U006D> LATIN SMALL LETTER M
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<n> /x6E <U006E> LATIN SMALL LETTER N
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<o> /x6F <U006F> LATIN SMALL LETTER O
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<p> /x70 <U0070> LATIN SMALL LETTER P
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<q> /x71 <U0071> LATIN SMALL LETTER Q
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<r> /x72 <U0072> LATIN SMALL LETTER R
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<s> /x73 <U0073> LATIN SMALL LETTER S
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<t> /x74 <U0074> LATIN SMALL LETTER T
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<u> /x75 <U0075> LATIN SMALL LETTER U
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<v> /x76 <U0076> LATIN SMALL LETTER V
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<w> /x77 <U0077> LATIN SMALL LETTER W
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<x> /x78 <U0078> LATIN SMALL LETTER X
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<y> /x79 <U0079> LATIN SMALL LETTER Y
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<z> /x7A <U007A> LATIN SMALL LETTER Z
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<(!!> /x7B <U007B> LEFT CURLY BRACKET
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<!!!!> /x7C <U007C> VERTICAL LINE
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<!!)> /x7D <U007D> RIGHT CURLY BRACKET
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<'?> /x7E <U007E> TILDE
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<DT> /x7F <U007F> DELETE (DEL)
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END CHARMAP
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"
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! !
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!ASCII methodsFor:'encoding & decoding'!
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decode:codeArg
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"Decode from my encoding into unicode."
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^ codeArg.
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"Modified: / 12-11-2017 / 14:59:33 / cg"
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!
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encode:unicodeArg
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"Encode from unicode into my encoding."
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|unicode "{ Class: SmallInteger }"|
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unicode := unicodeArg.
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unicode > 16r7F ifTrue:[
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^ self encodingError.
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].
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^ unicode.
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"Modified (comment): / 12-11-2017 / 14:19:52 / cg"
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8082
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! !
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22345
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!ASCII::ASCII7 class methodsFor:'documentation'!
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documentation
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"
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Ascii7 - 7bit identity subset of Unicode.
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Ignores the high bit.
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[author:]
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Claus Gittinger
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"
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! !
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!ASCII::ASCII7 methodsFor:'encoding & decoding'!
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decode:codeArg
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22350
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"Decode from my encoding into unicode."
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22351
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^ codeArg bitAnd:16r7F.
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22345
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"Modified (format): / 12-11-2017 / 14:20:39 / cg"
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22350
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!
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encode:codeArg
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"Encode from unicode into my encoding"
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^ codeArg.
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"Created: / 12-11-2017 / 14:19:03 / cg"
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22345
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! !
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8082
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!ASCII class methodsFor:'documentation'!
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version
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22340
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^ '$Header$'
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22345
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!
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version_CVS
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^ '$Header$'
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8082
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! !
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22340
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