hobuild

A cross platform hot compilation tool

By monitoring the modification of the project directory file, the recompilation and running are automatically triggered. Running directory and monitoring change directory can be different. Monitor the file modification in all recursive subdirectories under the project path.

Install

go get -u github.com/wandercn/hotbuild@latest

Initialize

wander$ cd $your_project_dir/
wander$ hotbuild initconf
2021/07/28 11:10:03 create config file: .hotbuild.toml

Run

wander$ cd $your_project_dir/
wander$ hotbuild run
 _   _  ___ _____   ____  _   _ ___ _     ____
| | | |/ _ \_   _| | __ )| | | |_ _| |   |  _ \
| |_| | | | || |   |  _ \| | | || || |   | | | |
|  _  | |_| || |   | |_) | |_| || || |___| |_| |
|_| |_|\___/ |_|   |____/ \___/|___|_____|____/ v1.0.5, built with Go 1.16.5

.............................. ( Start rebuilding ) .................................
.............................. [ Build successfully ] ...............................
.............................. { Start running } ....................................
2021/07/06 09:56:26.913 [I] [asm_amd64.s:1371]  http server Running on http://0.0.0.0:8080
2021/07/06 09:56:26.913 [I] [asm_amd64.s:1371]  Admin server Running on :8088

Custom configuration

Auto create default configuration file in $your_project_dir/.hotbuild.toml,you can modify the configuration yourself.

wander$ cd $your_project_dir/
wander$ cat .hotbuild.toml
buildcmd = "go build -o ./tmp_bin"
excludedir = [".git", "tmp", "docs", "vendor"]
projectdir = "/Users/apple/workspace/src/example.com/"
runcmd = "./tmp_bin"

en zh-cn
buildcmd Compile command 编译命令
excludedir Exclude tracked folders 排除跟踪的文件夹
projectdir Project directory to track 需要跟踪的项目目录
runcmd Run command 运行命令

FAQ

  1. the “Too many open files” error of MacOSX
# maxfiles is 256 too small.

wander$ launchctl limit
	cpu         unlimited      unlimited
	filesize    unlimited      unlimited
	data        unlimited      unlimited
	stack       8388608        67104768
	core        0              unlimited
	rss         unlimited      unlimited
	memlock     unlimited      unlimited
	maxproc     2784           4176
	maxfiles    256           10240

# change maxfiles to 4096.

wander$ sudo launchctl limit maxfiles 4096 unlimited
wander$ launchctl limit
	cpu         unlimited      unlimited
	filesize    unlimited      unlimited
	data        unlimited      unlimited
	stack       8388608        67104768
	core        0              unlimited
	rss         unlimited      unlimited
	memlock     unlimited      unlimited
	maxproc     2784           4176
	maxfiles    4096           10240