bin-auto-switcher

README

Bin-Auto-Switcher

Auto switch binary in different directories by rules.
You can use it to automatically switch different versions.

1. install

go install github.com/fsgo/bin-auto-switcher@latest

2. Config

config file:

~/.config/bin-auto-switcher/{cmd}.toml

3. create Symlink for mycmd

step 1: find bin-auto-switcher

# which bin-auto-switcher
/home/work/go/bin/bin-auto-switcher

step 2: create Symlink for mycmd

# ln -s /home/work/go/bin/bin-auto-switcher /home/works/go/bin/mycmd

step 3: edit config file

# vim ~/.config/bin-auto-switcher/mycmd.toml

Make sure mycmd can find in the $PATH:

PATH:=/home/work/go/bin/:$PATH
export PATH

then you can try it:

# mycmd

4. Example

4.1 multiple Go versions

you should already install multiple Go versions

1.create Symlink for go:

# cd /home/work/go/bin/
# ln -s bin-auto-switcher go

2. edit config file go.toml (~/.config/bin-auto-switcher/go.toml):

# config for 'go' command

# default rule
[[Rules]]
# other k-v env, Optional
Env =["k1=v1","k2=v2"]
# command, Required
Cmd = "go1.16.7"
# cmd args, Optional
# Args = []

# rule for dir
[[Rules]]
Dir = ["~/workspace/fsgo/myserver"]
Cmd = "go1.17"

3. Check It:

at ~/workspace/fsgo/myserver:

# go version
go version go1.17 darwin/amd64

actual was executed the go1.17

at other dirs (eg: ~/workspace/):

# go version
go version go1.16.7 darwin/amd64

actual was executed the go1.16.7