# Syntax Highlighting for the cc65 toolchain

scopeName: 'source.cc65-toolchain'
name: '6502 Assembly (cc65)'      # Name shown in Atom Editor grammar selection
# File extensions associated with this package
fileTypes: [
  's'
]
patterns: [
  # The 65c02 instruction set
  {
    include: 'source.65c02-opcodes'
  }
  # Include the 6502ex op codes
  {
    include: 'source.6502x-opcodes'
  }
  # The cc65 toolchain considers everything after a semicolon(;) as comment
  {
    include: '#comments'
  }
  # symbols, constants, numbers
  {
    include: '#symbols'
  }
  # directives
  {
    include: '#directives'
  }
]

# Repository starts here ------------------------------------------------------
repository:

  # comments
  comments:
    patterns: [
      # semicolon comments
      {
        match:  ';.*$'
        name:   'comment.line.semicolon.cc65-toolchain'
      }
    ]

  # symbols
  symbols:
    patterns: [
      {
        begin: '"'
        beginCaptures:
          0:
            name: 'punctuation.definition.string.begin.cc65-toolchain'
        end: '"'
        endCaptures:
          0:
            name: 'punctuation.definition.string.end.cc65-toolchain'
        name: 'string.quoted.double.assembly.cc65-toolchain'
      }
      # absolut addressing/numbering
      {
        match: '\\#(\'.\'|[^\\s\']+)'
        name: 'constant.numeric.hex.cc65-toolchain'
      }
      # hex, prefixed with ampersand($)
      {
        match: '-?\\$[A-Fa-f0-9]+'
        name: 'constant.numeric.hex.cc65-toolchain'
      }
      # hex, suffixed with h(h)
      {
        match: '-?([0-9]+)h'
        name: 'constant.numeric.hex.cc65-toolchain'
      }
      # binary
      {
        match: '%[01]+'
        name: 'constant.numeric.binary.cc65-toolchain'
      }
      # decimal
      {
        match: '\\b([0-9]+)\\b'
        name: 'constant.numeric.decimal.cc65-toolchain'
      }
    ]

  # assembler directives
  directives:
    patterns: [
      # ca65 pseudo variables
      {
        match:  '(\\.)?\\b(?i:\\*|asize|cpu|isize|paramcount|time|version)\\b'
        name:   'support.function.pseudo.cc65-toolchain'
      }
      # ca65 pseudo functions
      {
        match:  '(\\.)?\\b(?i:addrsize|bank(byte)?|blank|con(cat|st)|(hi|lo)(byte|word)|ident|left|x?match|max|mi[dn]|ref(erenced)?|right|sizeof|strat|sprintf|str(ing|len)|tcount)\\b'
        name:   'support.function.pseudo.cc65-toolchain'
      }
      # ca65 control commands, A through C
      {
        match:  '(\\.)?\\b(?i:a(8|16)|addr|align|asciiz|assert|autoimport|(bank|hi)bytes|bss|byte?|case|charmap|code|condes|(con|de)structor)\\b'
        name:   'storage.modifier.cc65-toolchain'
      }
      # ca65 control commands, D and E
      {
        match:  '(\\.)?\\b(?i:data|dbyt|debuginfo|define|delmac(ro)?|def(ined(macro)?)?|dword|else(if)?|end(enum)?|end(enum|if|proc|rep(eat)?|scope|struct|union)?|endmac(ro)?|enum|error|exitmac(ro)?|export(zp)?)\\b'
        name:   'storage.modifier.cc65-toolchain'
      }
      # ca65 control commands, F through I
      {
        match:  '(\\.)?\\b(?i:faraddr|fatal|feature|f(ile)?opt|forceimport|global(zp)?|i(8|16)|if((n)?blank|const|(n)?def|(n)?ref|p02|p4510|p816|p(s)?c02)?|import(zp)?|inc(bin|lude)|interruptor|ismnem(onic)?)\\b'
        name:   'storage.modifier.cc65-toolchain'
      }
      # ca65 control commands, L through R
      {
        match:  '(\\.)?\\b(?i:linecont|list(bytes)?|lobytes|local(char)?|macpack|mac(ro)?|org|out|p02|p4510|p816|pagelen(gth)?|pc02|pop(cpu|seg)|proc|psc02|push(cpu|seg)|reloc|repeat|res|rodata)\\b'
        name:   'storage.modifier.cc65-toolchain'
      }
      # ca65 control commands, S through Z
      {
        match:  '(\\.)?\\b(?i:scope|segment|set(cpu)?|smart|struct|tag|undef(ine)?|union|warning|word|zeropage)\\b'
        name:   'storage.modifier.cc65-toolchain'
      }
      # CPU constants
      {
        match:  '\\b(CPU_6502|CPU_65SC02|CPU_65C02|CPU_65816|CPU_SWEET16|CPU_HUC6280|CPU_ISET_6502|CPU_ISET_65SC02|CPU_ISET_65C02|CPU_ISET_65816|CPU_ISET_SWEET16|CPU_ISET_HUC6280|__APPLE2__|__APPLE2ENH__|__ATARI__|__ATARIXL__|__ATMOS__|__BBC__|__C128__|__C16__|__C64__|__CBM__|__CBM510__|__CBM610__|__GEOS__|__GEOS_APPLE__|__GEOS_CBM__|__LUNIX__|__LYNX__|__NES__|__PET__|__PLUS4__|__SIM6502__|__SIM65C02__|__SUPERVISION__|__VIC20__)\\b'
        name:   'constant.other.cc65-toolchain'
      }
      # Operators
      {
        match:  '!|&|&&|\\^|\\*|\\/|\\-|\\+|~|=|<=|>=|<<|>>|<>|<|>|\\||\\|\\|'
        name:   'keyword.operator.cc65-toolchain'
      }
      # Operators II
      {
        match:  '(\\.)\\b(?i:and|(bit)?(and|not|or|xor)|mod|shl|shr)\\b'
        name:   'keyword.operator.cc65-toolchain'
      }
    ]