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1 " Vim syntax file
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2 " Language: BASIC
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3 " Maintainer: Allan Kelly <allan@fruitloaf.co.uk>
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4 " Last Change: Tue Sep 14 14:24:23 BST 1999
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5
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6 " First version based on Micro$soft QBASIC circa 1989, as documented in
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7 " 'Learn BASIC Now' by Halvorson&Rygmyr. Microsoft Press 1989.
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8 " This syntax file not a complete implementation yet. Send suggestions to the
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9 " maintainer.
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10
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11 " For version 5.x: Clear all syntax items
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12 " For version 6.x: Quit when a syntax file was already loaded
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13 if version < 600
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14 syntax clear
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15 elseif exists("b:current_syntax")
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16 finish
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17 endif
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18
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19 " A bunch of useful BASIC keywords
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20 syn keyword basicStatement BEEP beep Beep BLOAD bload Bload BSAVE bsave Bsave
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21 syn keyword basicStatement CALL call Call ABSOLUTE absolute Absolute
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22 syn keyword basicStatement CHAIN chain Chain CHDIR chdir Chdir
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23 syn keyword basicStatement CIRCLE circle Circle CLEAR clear Clear
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24 syn keyword basicStatement CLOSE close Close CLS cls Cls COLOR color Color
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25 syn keyword basicStatement COM com Com COMMON common Common
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26 syn keyword basicStatement CONST const Const DATA data Data
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27 syn keyword basicStatement DECLARE declare Declare DEF def Def
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28 syn keyword basicStatement DEFDBL defdbl Defdbl DEFINT defint Defint
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29 syn keyword basicStatement DEFLNG deflng Deflng DEFSNG defsng Defsng
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30 syn keyword basicStatement DEFSTR defstr Defstr DIM dim Dim
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31 syn keyword basicStatement DO do Do LOOP loop Loop
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32 syn keyword basicStatement DRAW draw Draw END end End
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33 syn keyword basicStatement ENVIRON environ Environ ERASE erase Erase
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34 syn keyword basicStatement ERROR error Error EXIT exit Exit
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35 syn keyword basicStatement FIELD field Field FILES files Files
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36 syn keyword basicStatement FOR for For NEXT next Next
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37 syn keyword basicStatement FUNCTION function Function GET get Get
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38 syn keyword basicStatement GOSUB gosub Gosub GOTO goto Goto
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39 syn keyword basicStatement IF if If THEN then Then ELSE else Else
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40 syn keyword basicStatement INPUT input Input INPUT# input# Input#
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41 syn keyword basicStatement IOCTL ioctl Ioctl KEY key Key
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42 syn keyword basicStatement KILL kill Kill LET let Let
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43 syn keyword basicStatement LINE line Line LOCATE locate Locate
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44 syn keyword basicStatement LOCK lock Lock UNLOCK unlock Unlock
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45 syn keyword basicStatement LPRINT lprint Lprint USING using Using
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46 syn keyword basicStatement LSET lset Lset MKDIR mkdir Mkdir
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47 syn keyword basicStatement NAME name Name ON on On
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48 syn keyword basicStatement ERROR error Error OPEN open Open
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49 syn keyword basicStatement OPTION option Option BASE base Base
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50 syn keyword basicStatement OUT out Out PAINT paint Paint
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51 syn keyword basicStatement PALETTE palette Palette PCOPY pcopy Pcopy
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52 syn keyword basicStatement PEN pen Pen PLAY play Play
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53 syn keyword basicStatement PMAP pmap Pmap POKE poke Poke
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54 syn keyword basicStatement PRESET preset Preset PRINT print Print
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55 syn keyword basicStatement PRINT# print# Print# USING using Using
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56 syn keyword basicStatement PSET pset Pset PUT put Put
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57 syn keyword basicStatement RANDOMIZE randomize Randomize READ read Read
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58 syn keyword basicStatement REDIM redim Redim RESET reset Reset
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59 syn keyword basicStatement RESTORE restore Restore RESUME resume Resume
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60 syn keyword basicStatement RETURN return Return RMDIR rmdir Rmdir
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61 syn keyword basicStatement RSET rset Rset RUN run Run
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62 syn keyword basicStatement SEEK seek Seek SELECT select Select
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63 syn keyword basicStatement CASE case Case SHARED shared Shared
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64 syn keyword basicStatement SHELL shell Shell SLEEP sleep Sleep
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65 syn keyword basicStatement SOUND sound Sound STATIC static Static
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66 syn keyword basicStatement STOP stop Stop STRIG strig Strig
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67 syn keyword basicStatement SUB sub Sub SWAP swap Swap
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68 syn keyword basicStatement SYSTEM system System TIMER timer Timer
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69 syn keyword basicStatement TROFF troff Troff TRON tron Tron
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70 syn keyword basicStatement TYPE type Type UNLOCK unlock Unlock
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71 syn keyword basicStatement VIEW view View WAIT wait Wait
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72 syn keyword basicStatement WHILE while While WEND wend Wend
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73 syn keyword basicStatement WIDTH width Width WINDOW window Window
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74 syn keyword basicStatement WRITE write Write DATE$ date$ Date$
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75 syn keyword basicStatement MID$ mid$ Mid$ TIME$ time$ Time$
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76
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77 syn keyword basicFunction ABS abs Abs ASC asc Asc
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78 syn keyword basicFunction ATN atn Atn CDBL cdbl Cdbl
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79 syn keyword basicFunction CINT cint Cint CLNG clng Clng
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80 syn keyword basicFunction COS cos Cos CSNG csng Csng
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81 syn keyword basicFunction CSRLIN csrlin Csrlin CVD cvd Cvd
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82 syn keyword basicFunction CVDMBF cvdmbf Cvdmbf CVI cvi Cvi
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83 syn keyword basicFunction CVL cvl Cvl CVS cvs Cvs
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84 syn keyword basicFunction CVSMBF cvsmbf Cvsmbf EOF eof Eof
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85 syn keyword basicFunction ERDEV erdev Erdev ERL erl Erl
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86 syn keyword basicFunction ERR err Err EXP exp Exp
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87 syn keyword basicFunction FILEATTR fileattr Fileattr FIX fix Fix
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88 syn keyword basicFunction FRE fre Fre FREEFILE freefile Freefile
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89 syn keyword basicFunction INP inp Inp INSTR instr Instr
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90 syn keyword basicFunction INT int Int LBOUND lbound Lbound
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91 syn keyword basicFunction LEN len Len LOC loc Loc
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92 syn keyword basicFunction LOF lof Lof LOG log Log
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93 syn keyword basicFunction LPOS lpos Lpos PEEK peek Peek
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94 syn keyword basicFunction PEN pen Pen POINT point Point
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95 syn keyword basicFunction POS pos Pos RND rnd Rnd
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96 syn keyword basicFunction SADD sadd Sadd SCREEN screen Screen
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97 syn keyword basicFunction SEEK seek Seek SETMEM setmem Setmem
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98 syn keyword basicFunction SGN sgn Sgn SIN sin Sin
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99 syn keyword basicFunction SPC spc Spc SQR sqr Sqr
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100 syn keyword basicFunction STICK stick Stick STRIG strig Strig
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101 syn keyword basicFunction TAB tab Tab TAN tan Tan
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102 syn keyword basicFunction UBOUND ubound Ubound VAL val Val
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103 syn keyword basicFunction VALPTR valptr Valptr VALSEG valseg Valseg
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104 syn keyword basicFunction VARPTR varptr Varptr VARSEG varseg Varseg
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105 syn keyword basicFunction CHR$ Chr$ chr$ COMMAND$ command$ Command$
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106 syn keyword basicFunction DATE$ date$ Date$ ENVIRON$ environ$ Environ$
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107 syn keyword basicFunction ERDEV$ erdev$ Erdev$ HEX$ hex$ Hex$
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108 syn keyword basicFunction INKEY$ inkey$ Inkey$ INPUT$ input$ Input$
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109 syn keyword basicFunction IOCTL$ ioctl$ Ioctl$ LCASES$ lcases$ Lcases$
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110 syn keyword basicFunction LAFT$ laft$ Laft$ LTRIM$ ltrim$ Ltrim$
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111 syn keyword basicFunction MID$ mid$ Mid$ MKDMBF$ mkdmbf$ Mkdmbf$
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112 syn keyword basicFunction MKD$ mkd$ Mkd$ MKI$ mki$ Mki$
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113 syn keyword basicFunction MKL$ mkl$ Mkl$ MKSMBF$ mksmbf$ Mksmbf$
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114 syn keyword basicFunction MKS$ mks$ Mks$ OCT$ oct$ Oct$
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115 syn keyword basicFunction RIGHT$ right$ Right$ RTRIM$ rtrim$ Rtrim$
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116 syn keyword basicFunction SPACE$ space$ Space$ STR$ str$ Str$
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117 syn keyword basicFunction STRING$ string$ String$ TIME$ time$ Time$
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118 syn keyword basicFunction UCASE$ ucase$ Ucase$ VARPTR$ varptr$ Varptr$
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119 syn keyword basicTodo contained TODO
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120
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121 "integer number, or floating point number without a dot.
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122 syn match basicNumber "\<\d\+\>"
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123 "floating point number, with dot
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124 syn match basicNumber "\<\d\+\.\d*\>"
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125 "floating point number, starting with a dot
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126 syn match basicNumber "\.\d\+\>"
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127
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128 " String and Character contstants
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129 syn match basicSpecial contained "\\\d\d\d\|\\."
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130 syn region basicString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=basicSpecial
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131
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132 syn region basicComment start="REM" end="$" contains=basicTodo
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133 syn region basicComment start="^[ \t]*'" end="$" contains=basicTodo
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134 syn region basicLineNumber start="^\d" end="\s"
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135 syn match basicTypeSpecifier "[a-zA-Z0-9][\$%&!#]"ms=s+1
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136 " Used with OPEN statement
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137 syn match basicFilenumber "#\d\+"
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138 "syn sync ccomment basicComment
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139 " syn match basicMathsOperator "[<>+\*^/\\=-]"
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140 syn match basicMathsOperator "-\|=\|[:<>+\*^/\\]\|AND\|OR"
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141
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142 " Define the default highlighting.
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143 " For version 5.7 and earlier: only when not done already
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144 " For version 5.8 and later: only when an item doesn't have highlighting yet
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145 if version >= 508 || !exists("did_basic_syntax_inits")
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146 if version < 508
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147 let did_basic_syntax_inits = 1
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148 command -nargs=+ HiLink hi link <args>
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149 else
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150 command -nargs=+ HiLink hi def link <args>
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151 endif
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152
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153 HiLink basicLabel Label
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154 HiLink basicConditional Conditional
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155 HiLink basicRepeat Repeat
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156 HiLink basicLineNumber Comment
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157 HiLink basicNumber Number
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158 HiLink basicError Error
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159 HiLink basicStatement Statement
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160 HiLink basicString String
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161 HiLink basicComment Comment
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162 HiLink basicSpecial Special
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163 HiLink basicTodo Todo
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164 HiLink basicFunction Identifier
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165 HiLink basicTypeSpecifier Type
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166 HiLink basicFilenumber basicTypeSpecifier
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167 "hi basicMathsOperator term=bold cterm=bold gui=bold
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168
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169 delcommand HiLink
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170 endif
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171
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172 let b:current_syntax = "basic"
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173
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174 " vim: ts=8
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