--  wryan.lua

local lexers = vis.lexers
local colors = {
  ['bg']   = '#111111',
  ['fg']   = '#999993',
  ['blk']  = '#333333',
  ['bblk'] = '#3d3d3d',
  ['red']  = '#8c4665',
  ['bred'] = '#bf4d80',
  ['grn']  = '#287373',
  ['bgrn'] = '#53a6a6',
  ['ylw']  = '#7c7c99',
  ['bylw'] = '#9e9ecb',
  ['blu']  = '#395573',
  ['bblu'] = '#477ab3',
  ['mag']  = '#5e468c',
  ['bmag'] = '#7e62b3',
  ['cyn']  = '#31658c',
  ['bcyn'] = '#6096bf',
  ['wht']  = '#899ca1',
  ['bwht'] = '#c0c0c0',

  -- special colors
  ['dim1'] = '#191919',
  ['dim2'] = '#262626'
}

-- general styles
lexers.STYLE_DEFAULT = 'fore:'..colors.fg..',back:'..colors.bg -- default fg / bg
lexers.STYLE_NOTHING = lexers.STYLE_DEFAULT
lexers.STYLE_ATTRIBUTE = 'fore:'..colors.bmag -- attribute names, `<img _src_="foo">`
lexers.STYLE_CLASS = 'fore:'..colors.mag -- classes, `class _MyClass_`
lexers.STYLE_COMMENT = 'fore:'..colors.bblk -- comments, `_/* foo */_`
lexers.STYLE_CONSTANT = lexers.STYLE_DEFAULT -- compiler constants &c, `#define _FOO_ 5`
lexers.STYLE_DEFINITION = 'fore:'..colors.bblu -- definitions, overlaps with other tokens
lexers.STYLE_ERROR = 'fore:'..colors.bg..',back:'..colors.red -- syntax errors
lexers.STYLE_FUNCTION = 'fore:'..colors.bblu -- functions, `void _doBar_()`
lexers.STYLE_HEADING = 'fore:'..colors.bmag..',bold' -- headings, like in markdown
lexers.STYLE_KEYWORD = 'fore:'..colors.bred -- keywords, `_for_ (;;)`
lexers.STYLE_LABEL = 'fore:'..colors.red -- goto &c, `_target_:`
lexers.STYLE_NUMBER = 'fore:'..colors.bcyn -- number constants
lexers.STYLE_OPERATOR = lexers.STYLE_DEFAULT -- operators, `int foo _=_ 0`
lexers.STYLE_REGEX = 'fore:'..colors.red -- regular expressions, `"_^\w*$_"`
lexers.STYLE_STRING = 'fore:'..colors.bgrn -- strings, `char* baz = _"hello!"_`
lexers.STYLE_PREPROCESSOR = 'fore:'..colors.cyn -- preprocessor rules, `_#define_ FOO 5`
lexers.STYLE_TAG = 'fore:'..colors.bblk -- tag names, `<_div_ class="foo">`
lexers.STYLE_TYPE = 'fore:'..colors.bgrn -- types, `_int_ foo = 0`
lexers.STYLE_VARIABLE = lexers.STYLE_DEFAULT -- variable names, `int _foo_ = 0`
lexers.STYLE_WHITESPACE = 'fore:'..colors.blk -- whitespaces
lexers.STYLE_EMBEDDED = 'back:'..colors.dim1 -- embedded code
lexers.STYLE_IDENTIFIER = lexers.STYLE_DEFAULT -- unclassified names

-- UI styles
lexers.STYLE_LINENUMBER = 'fore:'..colors.blk -- inactive line numbers
lexers.STYLE_LINENUMBER_CURSOR = 'fore:'..colors.bcyn -- active line numbers
lexers.STYLE_CURSOR = 'fore:'..colors.fg..',reverse' -- cursor color
lexers.STYLE_CURSOR_PRIMARY = lexers.STYLE_CURSOR
lexers.STYLE_CURSOR_LINE = 'back:'..colors.dim1 -- cursor line
lexers.STYLE_COLOR_COLUMN = lexers.STYLE_CURSOR_LINE -- color column
lexers.STYLE_SELECTION = lexers.STYLE_CURSOR_LINE -- visual selection
lexers.STYLE_STATUS = 'fore:'..colors.bblk..',back:'..colors.dim2 -- inactive statusline
lexers.STYLE_STATUS_FOCUSED = 'fore:'..colors.fg..',back:'..colors.dim2 -- active statusline
lexers.STYLE_SEPARATOR = lexers.STYLE_COMMENT -- vertical split color
lexers.STYLE_BRACKETS = 'fore:'..colors.red..',bold' -- matched brackets, e.g [__]__
lexers.STYLE_INFO = 'bold' -- messages from `vis:info()`
lexers.STYLE_EOF = 'fore:'..colors.dim2 -- the tildes at the end of the buffer

-- lexer-specific
-- TODO add more...

-- markdown
lexers.STYLE_HR = lexers.STYLE_COMMENT
for i = 1,6 do lexers['STYLE_HEADING_H'..i] = lexers.STYLE_HEADING end
lexers.STYLE_BOLD = 'bold'
lexers.STYLE_ITALIC = 'italics'
lexers.STYLE_LIST = lexers.STYLE_KEYWORD
lexers.STYLE_LINK = lexers.STYLE_KEYWORD
lexers.STYLE_REFERENCE = lexers.STYLE_KEYWORD
lexers.STYLE_CODE = lexers.STYLE_EMBEDDED