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https://github.com/rafaeljesus/parallel-fn

Run functions in parallel :comet:
https://github.com/rafaeljesus/parallel-fn

concurrency go goroutines

Last synced: about 1 month ago
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Run functions in parallel :comet:

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## Parallel fn



* Run functions in parallel.

* Limit the number of goroutines running at the same time.



## Installation

```bash

go get -u github.com/rafaeljesus/parallel-fn

```



## Usage

### Run

```go

package main



import (

  	"errors"



  	"github.com/rafaeljesus/parallel-fn"

)



func main() {

	timeout := time.After(2 * time.Second)

        fn1 := func() error { return nil }

        fn2 := func() error { return errors.New("BOOM!") }



	for {

		select {

		case err := <-Run(fn1, fn2):

                	// catch errors

		case <-timeout:

      			// handle timeout

		}

	}

}

```



### RunLimit

```go

package main



import (

  	"errors"



  	"github.com/rafaeljesus/parallel-fn"

)



func main() {

	timeout := time.After(2 * time.Second)

  	fn1 := func() error { return nil }

  	fn2 := func() error { return errors.New("BOOM!") }

  	fn3 := func() error { nil }

  	fn4 := func() error { nil }



	for {

		select {

		case err := <-RunLimit(2, fn1, fn2, fn3, fn4):

      			// catch errors

		case <-timeout:

      			// handle timeout

		}

	}

}

```



## Contributing

- Fork it

- Create your feature branch (`git checkout -b my-new-feature`)

- Commit your changes (`git commit -am 'Add some feature'`)

- Push to the branch (`git push origin my-new-feature`)

- Create new Pull Request



## Badges



[![Build Status](https://circleci.com/gh/rafaeljesus/parallel-fn.svg?style=svg)](https://circleci.com/gh/rafaeljesus/parallel-fn)

[![Go Report Card](https://goreportcard.com/badge/github.com/rafaeljesus/parallel-fn)](https://goreportcard.com/report/github.com/rafaeljesus/parallel-fn)

[![Go Doc](https://godoc.org/github.com/rafaeljesus/parallel-fn?status.svg)](https://godoc.org/github.com/rafaeljesus/parallel-fn)



---



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