Golang热加载工具 - 蜷缩的蜗牛

kbsonlong 收录于 Golang 每日一库

2022-09-19 约 400 字预计阅读 1 分钟 - 次阅读

目录

在用 Go 和 gin 框架开发网站时，gin 缺乏实时重载的功能是令人遗憾的,修改完代码之后经常需要 ctrl + c 结束服务，重新运行 go run,影响开发效率。 Air 是为 Go 应用开发设计的另外一个热重载的命令行工具。只需在你的项目根目录下输入 air，然后把它放在一边，专注于你的代码即可

安装

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# binary 文件会是在 $(go env GOPATH)/bin/air
curl -sSfL https://raw.githubusercontent.com/cosmtrek/air/master/install.sh | sh -s -- -b $(go env GOPATH)/bin

# 或者把它安装在 ./bin/ 路径下
curl -sSfL https://raw.githubusercontent.com/cosmtrek/air/master/install.sh | sh -s

air -v

初始化

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cd /path/project/app
air init  # 当前目录下生成配置文件 `.air.toml`

配置

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root = "."
testdata_dir = "testdata"
tmp_dir = "tmp"

[build]
  args_bin = []
  bin = "./tmp/main" # 编译输出的二进制文件
  cmd = "go build -o ./tmp/main ."  # 编译命令,如果有其他子命令或者参数可以通过 `air server --port 8081` 传入
  delay = 1000
  exclude_dir = ["assets", "tmp", "vendor", "testdata"]
  exclude_file = []
  exclude_regex = ["_test.go"]
  exclude_unchanged = false
  follow_symlink = false
  full_bin = ""
  include_dir = []
  include_ext = ["go", "tpl", "tmpl", "html"]
  kill_delay = "0s"
  log = "build-errors.log"
  send_interrupt = false
  stop_on_error = true

[color]
  app = ""
  build = "yellow"
  main = "magenta"
  runner = "green"
  watcher = "cyan"

[log]
  time = false

[misc]
  clean_on_exit = false

[screen]
  clear_on_rebuild = false

使用

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# 进入项目根目录执行 `air` 命令即可