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-- mod-version:3
-- based on the ruby plugin, see https://github.com/Tamnac/lite-xl-plugins to contribute
local syntax = require "core.syntax"
syntax.add {
name = "Crystal",
files = { "%.cr" },
headers = "^#!.*[ /]crystal",
comment = "#",
patterns = {
{ pattern = { '"', '"', '\\' }, type = "string" },
{ pattern = { "'", "'", '\\' }, type = "string" },
{ pattern = "-?0x%x+", type = "number" },
{ pattern = "%#.-\n", type = "comment" },
{ pattern = "-?%d+[%d%.eE]*f?", type = "number" },
{ pattern = "-?%.?%d+f?", type = "number" },
{ pattern = "[%+%-=/%*%^%%<>!~|&]", type = "operator" },
{ pattern = "[%a_][%w_]*%f[(?]", type = "function" },
{ pattern = "@?@[%a_][%w_]*", type = "keyword2" },
{ pattern = "::[%w_]*", type = "symbol" },
{ pattern = ":[%w_]*", type = "keyword2" },
{ pattern = "[%a_][%w_]*:[^:]", type = "keyword2" },
{ pattern = "[%a_][%w_]*", type = "symbol" },
},
symbols = {
["__ENCODING__"] = "keyword",
["__FILE__"] = "keyword",
["__LINE__"] = "keyword",
["alias"] = "keyword",
["annotation"] = "keyword2",
["Array"] = "keyword2",
["BEGIN"] = "keyword",
["begin"] = "keyword",
["Bool"] = "keyword2",
["break"] = "keyword",
["case"] = "keyword",
["Char"] = "keyword2",
["class"] = "keyword",
["def"] = "keyword",
["defined?"] = "keyword",
["do"] = "keyword",
["else"] = "keyword",
["elsif"] = "keyword",
["END"] = "keyword",
["end"] = "keyword",
["ensure"] = "keyword",
["enum"] = "keyword2",
["extend"] = "keyword",
["false"] = "literal",
["Float32"] = "keyword2",
["Float64"] = "keyword2",
["fun"] = "keyword",
["if"] = "keyword",
["in"] = "keyword",
["include"] = "keyword",
["Int8"] = "keyword2",
["Int16"] = "keyword2",
["Int32"] = "keyword2",
["Int64"] = "keyword2",
["module"] = "keyword",
["NamedTuple"] = "keyword2",
["next"] = "keyword",
["nil"] = "literal",
["not"] = "keyword",
["out"] = "function",
["private"] = "keyword",
["Proc"] = "keyword2",
["redo"] = "keyword",
["require"] = "keyword",
["rescue"] = "keyword",
["retry"] = "keyword",
["return"] = "keyword",
["self"] = "keyword",
["String"] = "keyword2",
["struct"] = "keyword2",
["super"] = "keyword",
["then"] = "keyword",
["times"] = "function",
["true"] = "literal",
["Tuple"] = "keyword2",
["UInt8"] = "keyword2",
["UInt16"] = "keyword2",
["UInt32"] = "keyword2",
["UInt64"] = "keyword2",
["undef"] = "keyword",
["union"] = "keyword2",
["unless"] = "keyword",
["until"] = "keyword",
["when"] = "keyword",
["while"] = "keyword",
["yield"] = "keyword"
},
}
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