Added in command line parsing in lua.

This commit is contained in:
Adam Harrison 2021-06-27 17:02:15 -04:00
parent cc568e65fc
commit 1e1afb206b
3 changed files with 44 additions and 7 deletions

View File

@ -423,7 +423,7 @@ local function reload_on_user_module_save()
end
function core.init()
function core.init(options)
command = require "core.command"
keymap = require "core.keymap"
RootView = require "core.rootview"

View File

@ -1,4 +1,4 @@
-- this file is used by lite-xl to setup the Lua environment when starting
-- this file is used by lite-xl to setup the Lua environment when starting, parse command line options, and return the desired core, in a normal flow
VERSION = "1.16.11"
MOD_VERSION = "1"
@ -19,3 +19,39 @@ package.path = DATADIR .. '/?/init.lua;' .. package.path
package.path = USERDIR .. '/?.lua;' .. package.path
package.path = USERDIR .. '/?/init.lua;' .. package.path
local function arg_error(error) io.stderr:write(ARGV[1] .. ": " .. error .. "\n") os.exit(-1) end
-- returns a lua table with both numeric and non-numeric keys like getoptlong
local function parse_args_to_dict_and_array(argv, t)
local options, arg = {}
local function parse_value(value)
if t[arg] == "i" and not tonumber(value) then
arg_error("error parsing argument " .. value)
end
options[arg], arg = t[arg] == "i" and tonumber(value) or value, nil
end
for i=2, #argv do
if argv[i]:sub(1,1) == "-" then
local equal, value = argv[i]:find("="), ""
arg = argv[i]:sub(argv[i]:find("[^-]"), equal and equal - 1 or #argv[i])
if t[arg] == nil then arg_error("unknown argument " .. argv[i]) end
if #t[arg] == 0 or equal then
parse_value(argv[i]:sub((equal or #argv[i])+1))
end
elseif arg then
parse_value(argv[i])
else
table.insert(options, argv[i])
end
end
if arg then arg_error("expected argument for " .. arg) end
return options
end
ARGS = parse_args_to_dict_and_array(ARGV, {
["core"] = "s",
["version"] = "", ["v"] = ""
});
if ARGS["version"] or ARGS["v"] then print(VERSION) os.exit(0) end
return require(ARGS["core"] or 'core')

View File

@ -150,7 +150,7 @@ init_lua:
lua_pushstring(L, argv[i]);
lua_rawseti(L, -2, i + 1);
}
lua_setglobal(L, "ARGS");
lua_setglobal(L, "ARGV");
lua_pushstring(L, SDL_GetPlatform());
lua_setglobal(L, "PLATFORM");
@ -174,10 +174,11 @@ init_lua:
" HOME = os.getenv('" LITE_OS_HOME "')\n"
" local exedir = EXEFILE:match(\"^(.*)" LITE_PATHSEP_PATTERN LITE_NONPATHSEP_PATTERN "$\")\n"
" local prefix = exedir:match(\"^(.*)" LITE_PATHSEP_PATTERN "bin$\")\n"
" dofile((MACOS_RESOURCES or (prefix and prefix .. '/share/lite-xl' or exedir .. '/data')) .. '/core/start.lua')\n"
" core = require('core')\n"
" core.init()\n"
" core.run()\n"
" core = dofile((MACOS_RESOURCES or (prefix and prefix .. '/share/lite-xl' or exedir .. '/data')) .. '/core/start.lua')\n"
" if core then\n"
" core.init()\n"
" core.run()\n"
" end\n"
"end, function(err)\n"
" local error_dir\n"
" io.stdout:write('Error: '..tostring(err)..'\\n')\n"