gaper/README.md

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2018-06-16 19:22:21 -05:00
gaper
=====
[![Software License](https://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat-square)](LICENSE.md)
[![Build Status](https://travis-ci.org/maxcnunes/gaper.svg?branch=master)](https://travis-ci.org/maxcnunes/gaper)
[![Coverage Status](https://codecov.io/gh/maxcnunes/gaper/branch/master/graph/badge.svg)](https://codecov.io/gh/maxcnunes/gaper)
[![Go Doc](https://img.shields.io/badge/godoc-reference-blue.svg?style=flat-square)](http://godoc.org/github.com/maxcnunes/gaper)
[![Go Report Card](https://goreportcard.com/badge/github.com/maxcnunes/gaper)](https://goreportcard.com/report/github.com/maxcnunes/gaper)
Restarts programs when they crash or a watched file changes.
**NOT STABLE YET, STILL IN DEVELOPMENT**: Please, check out [this ticket](https://github.com/maxcnunes/gaper/issues/1) to follow its progress.
## Installation
```
go get -u github.com/maxcnunes/gaper
```
## Changelog
See [Releases](https://github.com/maxcnunes/gaper/releases) for detailed history changes.
## Usage
```
NAME:
gaper - Used to restart programs when they crash or a watched file changes
USAGE:
gaper [global options] command [command options] [arguments...]
VERSION:
0.0.0
COMMANDS:
help, h Shows a list of commands or help for one command
GLOBAL OPTIONS:
--bin-name value name for the binary built by Gaper for the executed program
--build-path value path to the program source code
--build-args value build arguments passed to the program
--verbose turns on the verbose messages from Gaper
--watch value, -w value a comma-delimited list of folders or files to watch for changes
--ignore value, -i value a comma-delimited list of folders or files to ignore for changes
--poll-interval value, -p value how often in milliseconds to poll watched files for changes (default: 500)
--extensions value, -e value a comma-delimited list of file extensions to watch for changes (default: "go")
----no-restart-on value, -n value don't automatically restart the executed program if it ends.
If "error", an exit code of 0 will still restart.
If "exit", no restart regardless of exit code.
If "success", no restart only if exit code is 0.
--help, -h show help
--version, -v print the version
```
## Contributing
See the [Contributing guide](/CONTRIBUTING.md) for steps on how to contribute to this project.
## Reference
This package was heavily inspired by [gin](https://github.com/codegangsta/gin) and [node-supervisor](https://github.com/petruisfan/node-supervisor).
Basically, Gaper is a mixing of those projects above. It started from **gin** code base and I rewrote it aiming to get
something similar to **node-supervisor** (but simpler). A big thanks for those projects and for the people behind it!
:clap::clap:
### How is Gaper different of Gin
The main difference is that Gaper removes a layer of complexity from Gin which has a proxy running on top of
the executed server. It allows to postpone a build and reload the server when the first call hits it. With Gaper
we don't care about that feature, it just restarts your server whenever a change is made.