-- mod-version:1
local syntax = require "core.syntax"

syntax.add {
  name = "Zongor's Transpiler Language",
  files = { "%.ztl$" },
  comment = "//",
  block_comment = { '/*', '*/' },
  patterns = {
    { pattern = { "/%*", "%*/" },               type = "comment"  },
    { pattern = "//.-\n",                       type = "comment"  },
    { pattern = "\\\\.-\n",                     type = "string" },
    { pattern = { '"', '"', '\\' },             type = "string" },
    { pattern = { "'", "'", '\\' },             type = "string" },
    { pattern = "[iuv][%d_]+",                  type = "keyword2" },
    { pattern = "[9][%w_]*",                    type = "keyword2" },
    { pattern = "%d[%d_]*%.[%d_]*",             type = "number" },
    { pattern = "%d[%d_]*",                     type = "number" },
    { pattern = "[%+%-=/%*%^%%<>!~|&%.%?]",     type = "operator" },
    { pattern = "[%a_][%w_]*()%s*%(",           type = {"function", "normal"} },
    { pattern = "[A-Z][%w_]*",                  type = "keyword2" },
    { pattern = "[%a_][%w_]*",                  type = "symbol" },
    { pattern = "@()[%a_][%w_]*",               type = {"operator", "function"} },
    { regex = [[(?:[^"\\]|\\.)*()\s*:]],        type = { "number" } }, -- key
  },
  symbols = {
    ["continue"]    = "keyword",
    ["break"]       = "keyword",
    ["switch"]      = "keyword",
    ["for"]         = "keyword",
    ["in"]          = "keyword",
    ["while"]       = "keyword",
    ["const"]       = "keyword",
    ["test"]        = "keyword",
    ["export"]      = "keyword",
    ["if"]          = "keyword",
    ["else"]        = "keyword",
    ["return"]      = "keyword",
    ["and"]         = "keyword",
    ["or"]          = "keyword",
    ["not"]         = "keyword",
    ["interface"]   = "keyword",
    ["struct"]      = "keyword",
    ["enum"]        = "keyword",
    ["union"]       = "keyword",
    ["inline"]      = "keyword",
    ["use"]         = "keyword",

    -- types
    ["str"]  = "keyword2",
    ["f16"]  = "keyword2",
    ["f32"]  = "keyword2",
    ["f64"]  = "keyword2",
    ["f128"] = "keyword2",
    ["err"]  = "keyword2",
    ["rgb"]  = "keyword2",
    ["hsv"]  = "keyword2",
    ["rgba"]  = "keyword2",

    ["void"]            = "keyword2",
    ["bool"]            = "keyword2",

    ["true"]            = "literal",
    ["false"]           = "literal",
    ["null"]            = "literal",
    ["undefined"]       = "literal",
  },
}