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6697
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1 " Vim syntax file
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2 " Language: Motorola S-Record
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3 " Maintainer: Markus Heidelberg <markus.heidelberg@web.de>
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4 " Last Change: 2015 Feb 24
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5
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6 " Each record (line) is built as follows:
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7 "
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8 " field digits states
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9 "
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10 " +----------+
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11 " | start | 1 ('S') srecRecStart
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12 " +----------+
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13 " | type | 1 srecRecType, (srecRecTypeUnknown)
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14 " +----------+
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15 " | count | 2 srecByteCount
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16 " +----------+
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17 " | address | 4/6/8 srecNoAddress, srecDataAddress, srecRecCount, srecStartAddress, (srecAddressFieldUnknown)
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18 " +----------+
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19 " | data | 0..504/502/500 srecDataOdd, srecDataEven, (srecDataUnexpected)
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20 " +----------+
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21 " | checksum | 2 srecChecksum
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22 " +----------+
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23 "
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24 " States in parentheses in the upper format description indicate that they
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25 " should not appear in a valid file.
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26
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27 " For version 5.x: Clear all syntax items
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28 " For version 6.x: Quit when a syntax file was already loaded
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29 if version < 600
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30 syntax clear
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31 elseif exists("b:current_syntax")
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32 finish
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33 endif
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34
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35 syn match srecRecStart "^S"
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36
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37 syn match srecRecTypeUnknown "^S." contains=srecRecStart
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38 syn match srecRecType "^S[0-35-9]" contains=srecRecStart
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39
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40 syn match srecByteCount "^S.[0-9a-fA-F]\{2}" contains=srecRecTypeUnknown nextgroup=srecAddressFieldUnknown,srecChecksum
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41 syn match srecByteCount "^S[0-35-9][0-9a-fA-F]\{2}" contains=srecRecType
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42
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43 syn match srecAddressFieldUnknown "[0-9a-fA-F]\{2}" contained nextgroup=srecAddressFieldUnknown,srecChecksum
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44
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45 syn match srecNoAddress "^S0[0-9a-fA-F]\{6}" contains=srecByteCount nextgroup=srecDataOdd,srecChecksum
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46 syn match srecDataAddress "^S1[0-9a-fA-F]\{6}" contains=srecByteCount nextgroup=srecDataOdd,srecChecksum
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47 syn match srecDataAddress "^S2[0-9a-fA-F]\{8}" contains=srecByteCount nextgroup=srecDataOdd,srecChecksum
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48 syn match srecDataAddress "^S3[0-9a-fA-F]\{10}" contains=srecByteCount nextgroup=srecDataOdd,srecChecksum
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49 syn match srecRecCount "^S5[0-9a-fA-F]\{6}" contains=srecByteCount nextgroup=srecDataUnexpected,srecChecksum
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50 syn match srecRecCount "^S6[0-9a-fA-F]\{8}" contains=srecByteCount nextgroup=srecDataUnexpected,srecChecksum
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51 syn match srecStartAddress "^S7[0-9a-fA-F]\{10}" contains=srecByteCount nextgroup=srecDataUnexpected,srecChecksum
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52 syn match srecStartAddress "^S8[0-9a-fA-F]\{8}" contains=srecByteCount nextgroup=srecDataUnexpected,srecChecksum
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53 syn match srecStartAddress "^S9[0-9a-fA-F]\{6}" contains=srecByteCount nextgroup=srecDataUnexpected,srecChecksum
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54
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55 " alternating highlight per byte for easier reading
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56 syn match srecDataOdd "[0-9a-fA-F]\{2}" contained nextgroup=srecDataEven,srecChecksum
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57 syn match srecDataEven "[0-9a-fA-F]\{2}" contained nextgroup=srecDataOdd,srecChecksum
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58 " data bytes which should not exist
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59 syn match srecDataUnexpected "[0-9a-fA-F]\{2}" contained nextgroup=srecDataUnexpected,srecChecksum
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60 " Data digit pair regex usage also results in only highlighting the checksum
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61 " if the number of data characters is even.
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62
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63 syn match srecChecksum "[0-9a-fA-F]\{2}$" contained
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64
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65 " Define the default highlighting.
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66 " For version 5.7 and earlier: only when not done already
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67 " For version 5.8 and later: only when an item doesn't have highlighting yet
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68 if version >= 508 || !exists("did_srec_syntax_inits")
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69 if version < 508
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70 let did_srec_syntax_inits = 1
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71 command -nargs=+ HiLink hi link <args>
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72 else
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73 command -nargs=+ HiLink hi def link <args>
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74 endif
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75
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76 " The default methods for highlighting. Can be overridden later
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77 HiLink srecRecStart srecRecType
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78 HiLink srecRecTypeUnknown srecRecType
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79 HiLink srecRecType WarningMsg
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80 HiLink srecByteCount Constant
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81 hi def srecAddressFieldUnknown term=italic cterm=italic gui=italic
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82 HiLink srecNoAddress DiffAdd
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83 HiLink srecDataAddress Comment
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84 HiLink srecRecCount srecNoAddress
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85 HiLink srecStartAddress srecDataAddress
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86 hi def srecDataOdd term=bold cterm=bold gui=bold
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87 hi def srecDataEven term=NONE cterm=NONE gui=NONE
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88 HiLink srecDataUnexpected Error
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89 HiLink srecChecksum DiffChange
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90
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91 delcommand HiLink
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92 endif
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93
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94 let b:current_syntax = "srec"
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95
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96 " vim: ts=8
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