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add a way to customize the format #61

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10 changes: 10 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,16 @@ if result != nil {
}
```

or

```go
func init() {
multierror.ListFormatFunc = func([]error) string {
return "errors!"
}
}
```

**Accessing the list of errors**

`multierror.Error` implements `error` so if the caller doesn't know about
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2 changes: 1 addition & 1 deletion format.go
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Expand Up @@ -11,7 +11,7 @@ type ErrorFormatFunc func([]error) string

// ListFormatFunc is a basic formatter that outputs the number of errors
// that occurred along with a bullet point list of the errors.
func ListFormatFunc(es []error) string {
var ListFormatFunc = func(es []error) string {
if len(es) == 1 {
return fmt.Sprintf("1 error occurred:\n\t* %s\n\n", es[0])
}
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