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7
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1 " Vim syntax file
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6697
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2 " Language: Intel HEX
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3 " Maintainer: Markus Heidelberg <markus.heidelberg@web.de>
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4 " Previous version: Sams Ricahrd <sams@ping.at>
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5 " Last Change: 2015 Feb 24
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6
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7 " Each record (line) is built as follows:
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8 "
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9 " field digits states
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10 "
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11 " +----------+
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12 " | start | 1 (':') hexRecStart
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13 " +----------+
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14 " | count | 2 hexDataByteCount
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15 " +----------+
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16 " | address | 4 hexNoAddress, hexDataAddress, (hexAddressFieldUnknown)
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17 " +----------+
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18 " | type | 2 hexRecType, (hexRecTypeUnknown)
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19 " +----------+
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20 " | data | 0..510 hexDataOdd, hexDataEven, hexExtendedAddress, hexStartAddress, (hexDataFieldUnknown, hexDataUnexpected)
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21 " +----------+
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22 " | checksum | 2 hexChecksum
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23 " +----------+
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24 "
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25 " States in parentheses in the upper format description indicate that they
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26 " should not appear in a valid file.
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7
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27
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28 " For version 5.x: Clear all syntax items
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29 " For version 6.x: Quit when a syntax file was already loaded
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30 if version < 600
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31 syntax clear
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32 elseif exists("b:current_syntax")
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33 finish
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34 endif
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35
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6697
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36 syn match hexRecStart "^:"
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37
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38 syn match hexDataByteCount "^:[0-9a-fA-F]\{2}" contains=hexRecStart nextgroup=hexAddress
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7
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39
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6697
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40 syn match hexAddress "[0-9a-fA-F]\{4}" transparent contained nextgroup=hexRecTypeUnknown,hexRecType
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41 " The address field groups include the record type field in the last 2
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42 " characters, the proper match for highlighting follows below.
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43 syn match hexAddressFieldUnknown "^:[0-9a-fA-F]\{8}" contains=hexDataByteCount nextgroup=hexDataFieldUnknown,hexChecksum
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44 syn match hexDataAddress "^:[0-9a-fA-F]\{6}00" contains=hexDataByteCount nextgroup=hexDataOdd,hexChecksum
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45 syn match hexNoAddress "^:[0-9a-fA-F]\{6}01" contains=hexDataByteCount nextgroup=hexDataUnexpected,hexChecksum
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46 syn match hexNoAddress "^:[0-9a-fA-F]\{6}0[24]" contains=hexDataByteCount nextgroup=hexExtendedAddress
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47 syn match hexNoAddress "^:[0-9a-fA-F]\{6}0[35]" contains=hexDataByteCount nextgroup=hexStartAddress
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48
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49 syn match hexRecTypeUnknown "[0-9a-fA-F]\{2}" contained
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50 syn match hexRecType "0[0-5]" contained
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7
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51
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6697
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52 syn match hexDataFieldUnknown "[0-9a-fA-F]\{2}" contained nextgroup=hexDataFieldUnknown,hexChecksum
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53 " alternating highlight per byte for easier reading
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54 syn match hexDataOdd "[0-9a-fA-F]\{2}" contained nextgroup=hexDataEven,hexChecksum
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55 syn match hexDataEven "[0-9a-fA-F]\{2}" contained nextgroup=hexDataOdd,hexChecksum
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56 " data bytes which should not exist
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57 syn match hexDataUnexpected "[0-9a-fA-F]\{2}" contained nextgroup=hexDataUnexpected,hexChecksum
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58 " Data digit pair regex usage also results in only highlighting the checksum
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59 " if the number of data characters is even.
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7
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60
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6697
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61 " special data fields
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62 syn match hexExtendedAddress "[0-9a-fA-F]\{4}" contained nextgroup=hexDataUnexpected,hexChecksum
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63 syn match hexStartAddress "[0-9a-fA-F]\{8}" contained nextgroup=hexDataUnexpected,hexChecksum
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64
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65 syn match hexChecksum "[0-9a-fA-F]\{2}$" contained
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66
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67 " Folding Data Records below an Extended Segment/Linear Address Record
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68 syn region hexExtAdrBlock start="^:[0-9a-fA-F]\{7}[24]" skip="^:[0-9a-fA-F]\{7}0" end="^:"me=s-1 fold transparent
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7
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69
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70 " Define the default highlighting.
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71 " For version 5.7 and earlier: only when not done already
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72 " For version 5.8 and later: only when an item doesn't have highlighting yet
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73 if version >= 508 || !exists("did_hex_syntax_inits")
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74 if version < 508
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75 let did_hex_syntax_inits = 1
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76 command -nargs=+ HiLink hi link <args>
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77 else
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78 command -nargs=+ HiLink hi def link <args>
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79 endif
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80
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6697
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81 " The default methods for highlighting. Can be overridden later
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82 HiLink hexRecStart hexRecType
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83 HiLink hexDataByteCount Constant
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84 hi def hexAddressFieldUnknown term=italic cterm=italic gui=italic
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85 HiLink hexDataAddress Comment
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86 HiLink hexNoAddress DiffAdd
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87 HiLink hexRecTypeUnknown hexRecType
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88 HiLink hexRecType WarningMsg
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89 hi def hexDataFieldUnknown term=italic cterm=italic gui=italic
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90 hi def hexDataOdd term=bold cterm=bold gui=bold
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91 hi def hexDataEven term=NONE cterm=NONE gui=NONE
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92 HiLink hexDataUnexpected Error
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93 HiLink hexExtendedAddress hexDataAddress
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94 HiLink hexStartAddress hexDataAddress
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95 HiLink hexChecksum DiffChange
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7
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96
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97 delcommand HiLink
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98 endif
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99
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100 let b:current_syntax = "hex"
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101
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102 " vim: ts=8
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