ermux

ermux is a minimal GO library for multi-error handling.

Installation

go get https://github.com/yudwig/ermux

Usage

• import

import(
  "github.com/yudwig/ermux"
)

• example

errs := make([]error, 3)
a, errs[0] = exec()
b, errs[1] = exec()
c, errs[2] = exec()

if ermux.Some(errs) {
    return ermux.First(errs)
}

Features

ermux simplify below code.

a, err = exec()
if err != nil {
    return err
}
b, err = exec()
if err != nil {
    return err
}
c, err = exec()
if err != nil {
    return err
}

Docs

ermux has only 4 functions.

I/F	description
Some ([]error) bool	Returns true if input has some error(!= nil).
First ([]error) error	Returns the first error(!= nil) of input.
Last ([]error) error	Returns the last error(!= nil) of input.
Filter ([]error) []error	Removes empty(= nil) elements from input error slice.