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|
-- mod-version:3
local common = require "core.common"
local config = require "core.config"
local syntax = require "core.syntax"
-- Documentation for annotations:
-- https://github.com/LuaLS/lua-language-server/wiki/Annotations
local annotations_syntax = {
patterns = {
-- look-aheads for table and function types
{ regex = [[@[\w_]+()\s+(?=(?:table\s*<|fun\s*\())]],
type = { "annotation", "comment" }
},
{ regex = [[@[\w_]+\s+()[\w\._]+()\??()\s*(?=(?:table\s*<|fun\s*\())]],
type = {
"annotation", "annotation.param", "annotation.operator", "comment"
}
},
{ regex = "@field"
.. [[()\s+(?:protected|public|private|package)\s+]]
.. [[()[\w\._]+]]
.. [[()\??]]
.. [[()\s*(?=(?:table\s*<|fun\s*\())]],
type = {
"annotation", "annotation", "annotation.param",
"annotation.operator", "comment"
}
},
-- table and function types
{ pattern = "table%s*%b<>", type = "annotation.type" },
{ pattern = "fun%s*%b()%s*:%s*[%S]+", type = "annotation.type" },
{ pattern = "fun%s*%b()", type = "annotation.type" },
-- @alias with string type
{ pattern = "@alias%s+()[%w%._]+()%s+%b''",
type = { "annotation", "annotation.param", "annotation.string" }
},
{ pattern = "@alias%s+()[%w%._]+()%s+%b\"\"",
type = { "annotation", "annotation.param", "annotation.string" }
},
-- @alias with type
{ pattern = "@alias%s+()[%w%._]+()%s+[%S]+",
type = { "annotation", "annotation.param", "annotation.type" }
},
-- @alias without type
{ pattern = "@alias%s+()[%w%._]+",
type = { "annotation", "annotation.param" }
},
-- @cast with type
{ pattern = "@cast%s+()[%w%._]+%s+()[%w%.%[%]_]+()%??",
type = {
"annotation", "annotation.param",
"annotation.type", "annotation.operator"
}
},
-- @cast without type
{ pattern = "@cast%s+()[%w%._]+",
type = { "annotation", "annotation.param" }
},
-- @class with parent
{ pattern = "@class%s+()[%w%._]+%s*():()%s*[%S]+",
type = {
"annotation", "annotation.param",
"annotation.operator", "annotation.type"
}
},
-- @class without parent
{ pattern = "@class%s+()[%S]+",
type = { "annotation", "annotation.param" }
},
-- @diagnostic with state and diagnostic type
{ pattern = "@diagnostic%s+()[%S]+()%s*:%s*()[%S]+",
type = {
"annotation", "annotation.function",
"annotation.operator", "annotation.string"
}
},
-- @diagnostic with state only
{ pattern = "@diagnostic%s+()[%S]+",
type = { "annotation", "annotation.function" }
},
-- @enum doc type
{ pattern = "@enum%s+()[%S]+",
type = { "annotation", "annotation.param" }
},
-- @field with access specifier
{ regex = "@field"
.. [[()\s+(?:protected|public|private|package)\s+]]
.. [[()[\w\._]+]]
.. [[()\??]]
.. [[()\s*'[^']*']],
type = {
"annotation", "annotation", "annotation.param",
"annotation.operator", "annotation.string"
}
},
{ regex = "@field"
.. [[()\s+(?:protected|public|private|package)\s+]]
.. [[()[\w\._]+]]
.. [[()\??]]
.. [[()\s*"[^"]*"]],
type = {
"annotation", "annotation", "annotation.param",
"annotation.operator", "annotation.string"
}
},
{ regex = "@field"
.. [[()\s+(?:protected|public|private|package)\s+]]
.. [[()[\w\._]+]]
.. [[()\??]]
.. [[()\s*[\w\.\[\]_]+]]
.. [[()\??]],
type = {
"annotation", "annotation", "annotation.param",
"annotation.operator", "annotation.type", "annotation.operator"
}
},
-- @field with type
{ pattern = "@field%s+()[%w%._]+()%??()%s+[%w%.%[%]_]+()%??",
type = {
"annotation", "annotation.param", "annotation.operator",
"annotation.type", "annotation.operator"
}
},
-- @field with string types
{ pattern = "@field%s+()[%w%._]+()%??()%s+%b''",
type = {
"annotation", "annotation.param",
"annotation.operator", "annotation.string"
}
},
{ pattern = "@field%s+()[%w%._]+()%??()%s+%b\"\"",
type = {
"annotation", "annotation.param",
"annotation.operator", "annotation.string"
}
},
-- @generic with single type
{ pattern = "@generic%s+()[%w%._]+%s*():()%s*[%w%._]+",
type = {
"annotation", "annotation.param",
"annotation.operator", "annotation.type"
}
},
-- @generic without type
{ pattern = "@generic%s+()[%w%._]+",
type = { "annotation", "annotation.param" }
},
-- @module doc type
{ pattern = "@module%s+()%b''",
type = { "annotation", "annotation.string" }
},
{ pattern = "@module%s+()%b\"\"",
type = { "annotation", "annotation.string" }
},
-- @operator doc type
{ pattern = "@operator%s+()[%w_]+",
type = { "annotation", "annotation.function" }
},
-- @param doc type
{ pattern = "@param%s+()[%w%._]+()%??()%s+%b''",
type = {
"annotation", "annotation.param",
"annotation.operator", "annotation.string"
}
},
{ pattern = "@param%s+()[%w%._]+()%??()%s+%b\"\"",
type = {
"annotation", "annotation.param",
"annotation.operator", "annotation.string"
}
},
{ pattern = "@param%s+()[%w%._]+()%??()%s+[%w%.%[%]_]+",
type = {
"annotation", "annotation.param",
"annotation.operator", "annotation.type"
}
},
-- @return with name
{ pattern = "@return%s+()[%w%.%[%]_]+()%??()%s+[%w%.%[%]_]+",
type = {
"annotation", "annotation.type",
"annotation.operator", "annotation.param"
}
},
-- @return with string
{ pattern = "@return%s+()%b''",
type = { "annotation", "annotation.string" }
},
{ pattern = "@return%s+()%b\"\"",
type = { "annotation", "annotation.string" }
},
-- @return without name
{ pattern = "@return%s+()[%w%.%[%]_]+()%??",
type = { "annotation", "annotation.type", "annotation.operator" }
},
-- type doc tag
{ pattern = "@type%s+()%b''",
type = { "annotation", "annotation.string" }
},
{ pattern = "@type%s+()%b\"\"",
type = { "annotation", "annotation.string" }
},
{ pattern = "@type%s+()[%w%._%[%]]+()%??",
type = { "annotation", "annotation.type", "annotation.operator" }
},
-- @vararg doc type (deprecated)
{ pattern = "@vararg%s+()[%w%.%[%]_]+()%??",
type = { "annotation", "annotation.type", "annotation.operator" }
},
-- match additional types
{ pattern = "|>?%s*()%b``",
type = { "annotation.operator", "annotation.string" }
},
{ pattern = "|>?%s*()%b\"\"",
type = { "annotation.operator", "annotation.string" }
},
{ pattern = "|>?%s*()%b''",
type = { "annotation.operator", "annotation.string" }
},
{ pattern = "|%s*()table%s*%b<>",
type = { "annotation.operator", "annotation.type" }
},
{ pattern = "|%s*()fun%s*%b()%s*:%s*[^%s|]+",
type = { "annotation.operator", "annotation.type" }
},
{ pattern = "|%s*()fun%s*%b()",
type = { "annotation.operator", "annotation.type" }
},
{ pattern = "|%s*()[^%s|?]+()%??",
type = { "annotation.operator", "annotation.type", "annotation.operator" }
},
-- match doc tags syntax for symbols table to properly work
{ pattern = "@[%a_]+%w*", type = "comment" },
-- match everything else as normal comment
{ pattern = "[%w%p]+", type = "comment" },
-- just in case, prevent the subsyntax from getting outside
{ pattern = "%f[\n]", type = "comment" }
},
symbols = {
["@alias"] = "annotation",
["@async"] = "annotation",
["@class"] = "annotation",
["@cast"] = "annotation",
["@deprecated"] = "annotation",
["@diagnostic"] = "annotation",
["@enum"] = "annotation",
["@field"] = "annotation",
["@generic"] = "annotation",
["@meta"] = "annotation",
["@module"] = "annotation",
["@nodiscard"] = "annotation",
["@operator"] = "annotation",
["@overload"] = "annotation",
["@package"] = "annotation",
["@param"] = "annotation",
["@private"] = "annotation",
["@protected"] = "annotation",
["@return"] = "annotation",
["@see"] = "annotation",
["@source"] = "annotation",
["@type"] = "annotation",
["@vararg"] = "annotation",
["@version"] = "annotation"
}
}
local annotations_pattern = {
pattern = { "%-%-%-%s*%f[@|]", "\n" },
syntax = annotations_syntax,
type = "comment"
}
config.plugins.language_lua = common.merge({
annotations = true,
-- The config specification used by the settings gui
config_spec = {
name = "Language Lua",
{
label = "Annotations",
description = "Toggle highlighting of annotation comments.",
path = "annotations",
type = "toggle",
default = true,
on_apply = function(enabled)
local syntax_lua = syntax.get("file.lua")
if enabled then
if not syntax_lua.patterns[4].syntax then
table.insert(syntax_lua.patterns, 4, annotations_pattern)
end
elseif syntax_lua.patterns[4].syntax then
table.remove(syntax_lua.patterns, 4)
end
end
}
}
}, config.plugins.language_lua)
syntax.add {
name = "Lua",
files = { "%.lua$", "%.rockspec$" },
headers = "^#!.*[ /]lua",
comment = "--",
block_comment = { "--[[", "]]" },
patterns = {
{ pattern = { '"', '"', '\\' }, type = "string" },
{ pattern = { "'", "'", '\\' }, type = "string" },
{ pattern = { "%[%[", "%]%]" }, type = "string" },
{ pattern = { "%[=", "=%]" }, type = "string" },
{ pattern = { "%-%-%[%[", "%]%]"}, type = "comment" },
{ pattern = "%-%-.-\n", type = "comment" },
{ pattern = "0x%x+%.%x*[pP][-+]?%d+", type = "number" },
{ pattern = "0x%x+%.%x*", type = "number" },
{ pattern = "0x%.%x+[pP][-+]?%d+", type = "number" },
{ pattern = "0x%.%x+", type = "number" },
{ pattern = "0x%x+[pP][-+]?%d+", type = "number" },
{ pattern = "0x%x+", type = "number" },
{ pattern = "%d%.%d*[eE][-+]?%d+", type = "number" },
{ pattern = "%d%.%d*", type = "number" },
{ pattern = "%.?%d*[eE][-+]?%d+", type = "number" },
{ pattern = "%.?%d+", type = "number" },
{ pattern = "<%a+>", type = "keyword2" },
{ pattern = "%.%.%.?", type = "operator" },
{ pattern = "[<>~=]=", type = "operator" },
{ pattern = "[%+%-=/%*%^%%#<>]", type = "operator" },
-- Metamethods
{ pattern = "__[%a][%w_]*", type = "function" },
{ pattern = "%.()__[%a][%w_]*",
type = { "normal", "function" }
},
-- Function parameters
{
regex = {
"(?="
.. "(?:local)?\\s*"
.. "(?:function\\s*)"
.. "(?:[a-zA-Z_][a-zA-Z0-9_\\.\\:]*\\s*)?"
.. "\\("
.. ")",
"\\)"
},
type = "normal",
syntax = {
patterns = {
{ pattern = "%.%.%.", type = "operator" },
{ pattern = "[%a_][%w_]*%s*(),%s*",
type = { "operator", "normal" }
},
{ pattern = "[%a_][%w_]*%s*%f[%s)]",
type = "operator"
},
{ pattern = "%.()[%a_][%w_]*()%s*%f[(]",
type = { "normal", "function", "normal" }
},
{ pattern = "[%a_][%w_]*()%s*%f[(]",
type = { "function", "normal" }
},
{ pattern = "%.()[%a_][%w_]*",
type = { "normal", "symbol" }
},
{ pattern = "[%a_][%w_]*",
type = "symbol"
},
},
symbols = {
["local"] = "keyword",
["function"] = "keyword",
["self"] = "keyword2"
}
}
},
-- require statements
{ pattern = "local()%s+()[%a_][%w_]*()%s*()=()%s*()require",
type = { "keyword", "normal", "keyword2", "normal", "operator", "normal", "function" }
},
-- Placeholder
{ pattern = "%f[%g]_%f[%G,%)]",
type = "operator"
},
{ pattern = "%f[^,%(]_%f[%G,%)]",
type = "operator"
},
-- Function calls
{ pattern = "[%a_][%w_]+()%s*%f[(\"'{]", type = { "function", "normal" } },
{ pattern = "[%a_][%w_%.]+()%.()[%a_][%w_]+()%s*%f[(\"'{]",
type = { "normal", "normal", "function", "normal" }
},
-- Sub fields
{ pattern = "%.()[%a_][%w_]*",
type = { "normal", "symbol" }
},
-- Uppercase constants of at least 2 chars in len
{
pattern = "%u[%u_][%u%d_]*%f[%s%[%+%*%-%.%(%)%?%^%%=/<>~|&:,~]",
type = "number"
},
-- Labels
{ pattern = "::[%a_][%w_]*::", type = "function" },
-- Other text
{ pattern = "[%a_][%w_]*", type = "normal" },
},
symbols = {
["if"] = "keyword",
["then"] = "keyword",
["else"] = "keyword",
["elseif"] = "keyword",
["end"] = "keyword",
["do"] = "keyword",
["function"] = "keyword",
["repeat"] = "keyword",
["until"] = "keyword",
["while"] = "keyword",
["for"] = "keyword",
["break"] = "keyword",
["return"] = "keyword",
["local"] = "keyword",
["in"] = "keyword",
["not"] = "keyword",
["and"] = "keyword",
["or"] = "keyword",
["goto"] = "keyword",
["self"] = "keyword2",
["true"] = "literal",
["false"] = "literal",
["nil"] = "literal",
},
}
-- insert annotations rule after "%[%[", "%]%]"
if config.plugins.language_lua.annotations then
local syntax_lua = syntax.get("file.lua")
table.insert(syntax_lua.patterns, 4, annotations_pattern)
end
|
