ylua.lua

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-- Copyright (c) 2019 kelthuzadx<1948638989@qq.com>

-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this software and associated documentation files (the "Software"), to deal
-- in the Software without restriction, including without limitation the rights
-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-- copies of the Software, and to permit persons to whom the Software is
-- furnished to do so, subject to the following conditions:

-- The above copyright notice and this permission notice shall be included in all
-- copies or substantial portions of the Software.

-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-- SOFTWARE.
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require("parser")
require("runtime")
require("util")

local filename = nil
for i=1,#arg do
    if string.match(arg[i],"-+") ~= nil then
        if arg[i] == "--debug" or arg[i] == "-d" then
            util.config.debug = true
        end
    else
        filename = arg[i]
    end
end

local file = io.open(filename,"rb")
if file==nil then
    error("can not open file "..arg[1])
end
local func = parser.parse_bytecode(file:read("*all"))
file:close()
local env = {
    [0]= _ENV
}
runtime.exec_bytecode(func,env)