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author | Niall Sheridan <nsheridan@gmail.com> | 2016-05-29 02:13:00 +0100 |
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committer | Niall Sheridan <nsheridan@gmail.com> | 2016-05-29 13:59:57 +0100 |
commit | 591aa261d17e60619708b48b312b5db6ed64df10 (patch) | |
tree | 58dc4970f16ef7c33574ba915ee1c069e57977f8 /vendor/github.com/hashicorp/go-multierror/append.go | |
parent | 5cbf84c566f648dd7e54a2fdea1b645ef96627b1 (diff) |
Switch from json to hcl configs
This is backward-compatible with the JSON config format - this is a
non-breaking change.
HCL treats config blocks as repeated fields so the config has to be
unmarshalled into a struct comprised of []Server, []Auth, []SSH first.
Diffstat (limited to 'vendor/github.com/hashicorp/go-multierror/append.go')
-rw-r--r-- | vendor/github.com/hashicorp/go-multierror/append.go | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/vendor/github.com/hashicorp/go-multierror/append.go b/vendor/github.com/hashicorp/go-multierror/append.go new file mode 100644 index 0000000..00afa9b --- /dev/null +++ b/vendor/github.com/hashicorp/go-multierror/append.go @@ -0,0 +1,37 @@ +package multierror + +// Append is a helper function that will append more errors +// onto an Error in order to create a larger multi-error. +// +// If err is not a multierror.Error, then it will be turned into +// one. If any of the errs are multierr.Error, they will be flattened +// one level into err. +func Append(err error, errs ...error) *Error { + switch err := err.(type) { + case *Error: + // Typed nils can reach here, so initialize if we are nil + if err == nil { + err = new(Error) + } + + // Go through each error and flatten + for _, e := range errs { + switch e := e.(type) { + case *Error: + err.Errors = append(err.Errors, e.Errors...) + default: + err.Errors = append(err.Errors, e) + } + } + + return err + default: + newErrs := make([]error, 0, len(errs)+1) + if err != nil { + newErrs = append(newErrs, err) + } + newErrs = append(newErrs, errs...) + + return Append(&Error{}, newErrs...) + } +} |