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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, TBOOX Open Source Group.
--
-- @author ruki
-- @file branch.lua
--
-- imports
import("core.base.option")
import("lib.detect.find_tool")
import("net.proxy")
-- get current branch
--
-- @param opt the argument options
--
-- @code
--
-- import("devel.git")
--
-- local branch = git.branch()
-- local branch = git.branch({repodir = "/tmp/xmake"})
--
-- @endcode
--
function main(opt)
opt = opt or {}
-- find git
local git = assert(find_tool("git"), "git not found!")
-- init arguments
local argv = {"branch", "--show-current"}
-- trace
if option.get("verbose") then
print("%s %s", git.program, os.args(argv))
end
-- use proxy?
local envs
local proxy_conf = proxy.config(url)
if proxy_conf then
envs = {ALL_PROXY = proxy_conf}
end
-- get current branch
local branch = os.iorunv(git.program, argv, {envs = envs, curdir = opt.repodir})
if branch then
branch = branch:trim()
end
return branch
end
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