| " Vim syntax file |
| " Language: Intel HEX |
| " Maintainer: Markus Heidelberg <markus.heidelberg@web.de> |
| " Previous version: Sams Ricahrd <sams@ping.at> |
| " Last Change: 2015 Feb 24 |
| |
| " Each record (line) is built as follows: |
| " |
| " field digits states |
| " |
| " +----------+ |
| " | start | 1 (':') hexRecStart |
| " +----------+ |
| " | count | 2 hexDataByteCount |
| " +----------+ |
| " | address | 4 hexNoAddress, hexDataAddress, (hexAddressFieldUnknown) |
| " +----------+ |
| " | type | 2 hexRecType, (hexRecTypeUnknown) |
| " +----------+ |
| " | data | 0..510 hexDataOdd, hexDataEven, hexExtendedAddress, hexStartAddress, (hexDataFieldUnknown, hexDataUnexpected) |
| " +----------+ |
| " | checksum | 2 hexChecksum |
| " +----------+ |
| " |
| " States in parentheses in the upper format description indicate that they |
| " should not appear in a valid file. |
| |
| " For version 5.x: Clear all syntax items |
| " For version 6.x: Quit when a syntax file was already loaded |
| if version < 600 |
| syntax clear |
| elseif exists("b:current_syntax") |
| finish |
| endif |
| |
| syn match hexRecStart "^:" |
| |
| syn match hexDataByteCount "^:[0-9a-fA-F]\{2}" contains=hexRecStart nextgroup=hexAddress |
| |
| syn match hexAddress "[0-9a-fA-F]\{4}" transparent contained nextgroup=hexRecTypeUnknown,hexRecType |
| " The address field groups include the record type field in the last 2 |
| " characters, the proper match for highlighting follows below. |
| syn match hexAddressFieldUnknown "^:[0-9a-fA-F]\{8}" contains=hexDataByteCount nextgroup=hexDataFieldUnknown,hexChecksum |
| syn match hexDataAddress "^:[0-9a-fA-F]\{6}00" contains=hexDataByteCount nextgroup=hexDataOdd,hexChecksum |
| syn match hexNoAddress "^:[0-9a-fA-F]\{6}01" contains=hexDataByteCount nextgroup=hexDataUnexpected,hexChecksum |
| syn match hexNoAddress "^:[0-9a-fA-F]\{6}0[24]" contains=hexDataByteCount nextgroup=hexExtendedAddress |
| syn match hexNoAddress "^:[0-9a-fA-F]\{6}0[35]" contains=hexDataByteCount nextgroup=hexStartAddress |
| |
| syn match hexRecTypeUnknown "[0-9a-fA-F]\{2}" contained |
| syn match hexRecType "0[0-5]" contained |
| |
| syn match hexDataFieldUnknown "[0-9a-fA-F]\{2}" contained nextgroup=hexDataFieldUnknown,hexChecksum |
| " alternating highlight per byte for easier reading |
| syn match hexDataOdd "[0-9a-fA-F]\{2}" contained nextgroup=hexDataEven,hexChecksum |
| syn match hexDataEven "[0-9a-fA-F]\{2}" contained nextgroup=hexDataOdd,hexChecksum |
| " data bytes which should not exist |
| syn match hexDataUnexpected "[0-9a-fA-F]\{2}" contained nextgroup=hexDataUnexpected,hexChecksum |
| " Data digit pair regex usage also results in only highlighting the checksum |
| " if the number of data characters is even. |
| |
| " special data fields |
| syn match hexExtendedAddress "[0-9a-fA-F]\{4}" contained nextgroup=hexDataUnexpected,hexChecksum |
| syn match hexStartAddress "[0-9a-fA-F]\{8}" contained nextgroup=hexDataUnexpected,hexChecksum |
| |
| syn match hexChecksum "[0-9a-fA-F]\{2}$" contained |
| |
| " Folding Data Records below an Extended Segment/Linear Address Record |
| syn region hexExtAdrBlock start="^:[0-9a-fA-F]\{7}[24]" skip="^:[0-9a-fA-F]\{7}0" end="^:"me=s-1 fold transparent |
| |
| " Define the default highlighting. |
| " For version 5.7 and earlier: only when not done already |
| " For version 5.8 and later: only when an item doesn't have highlighting yet |
| if version >= 508 || !exists("did_hex_syntax_inits") |
| if version < 508 |
| let did_hex_syntax_inits = 1 |
| command -nargs=+ HiLink hi link <args> |
| else |
| command -nargs=+ HiLink hi def link <args> |
| endif |
| |
| " The default methods for highlighting. Can be overridden later |
| HiLink hexRecStart hexRecType |
| HiLink hexDataByteCount Constant |
| hi def hexAddressFieldUnknown term=italic cterm=italic gui=italic |
| HiLink hexDataAddress Comment |
| HiLink hexNoAddress DiffAdd |
| HiLink hexRecTypeUnknown hexRecType |
| HiLink hexRecType WarningMsg |
| hi def hexDataFieldUnknown term=italic cterm=italic gui=italic |
| hi def hexDataOdd term=bold cterm=bold gui=bold |
| hi def hexDataEven term=NONE cterm=NONE gui=NONE |
| HiLink hexDataUnexpected Error |
| HiLink hexExtendedAddress hexDataAddress |
| HiLink hexStartAddress hexDataAddress |
| HiLink hexChecksum DiffChange |
| |
| delcommand HiLink |
| endif |
| |
| let b:current_syntax = "hex" |
| |
| " vim: ts=8 |