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--!A cross-platform build utility based on Lua
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
-- Copyright (C) 2015-present, Xmake Open Source Community.
--
-- @author ruki
-- @file iconv.lua
--
-- imports
import("core.base.option")
-- supported encodings
local encodings = {"ansi", "ascii", "gb2312", "gbk", "iso8859", "ucs2", "ucs4", "utf16", "utf16be", "utf16le", "utf32", "utf32be", "utf32le", "utf8"}
-- the options
local options = {
{'f', "from", "kv", "utf8", "The source encoding.", values = encodings},
{'t', "to", "kv", "utf8", "The target encoding.", values = encodings},
{'o', "output", "kv", nil, "The output file."},
{nil, "file", "v", nil, "The input file."}
}
-- main entry
function main(...)
-- parse arguments
local argv = table.pack(...)
local args = option.parse(argv, options, "Convert encoding of a file.",
"",
"Usage: xmake l cli.iconv [options] [file]")
-- get arguments
local input_file = assert(args.file, "input file required!")
local output_file = assert(args.output, "output file required!")
local from_code = args.from
local to_code = args.to
-- convert encoding
io.convert(input_file, output_file, {from = from_code, to = to_code})
end
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