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authorNiall Sheridan <nsheridan@gmail.com>2016-05-29 02:13:00 +0100
committerNiall Sheridan <nsheridan@gmail.com>2016-05-29 13:59:57 +0100
commit591aa261d17e60619708b48b312b5db6ed64df10 (patch)
tree58dc4970f16ef7c33574ba915ee1c069e57977f8 /vendor/github.com/hashicorp/go-multierror/flatten.go
parent5cbf84c566f648dd7e54a2fdea1b645ef96627b1 (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/flatten.go')
-rw-r--r--vendor/github.com/hashicorp/go-multierror/flatten.go26
1 files changed, 26 insertions, 0 deletions
diff --git a/vendor/github.com/hashicorp/go-multierror/flatten.go b/vendor/github.com/hashicorp/go-multierror/flatten.go
new file mode 100644
index 0000000..aab8e9a
--- /dev/null
+++ b/vendor/github.com/hashicorp/go-multierror/flatten.go
@@ -0,0 +1,26 @@
+package multierror
+
+// Flatten flattens the given error, merging any *Errors together into
+// a single *Error.
+func Flatten(err error) error {
+ // If it isn't an *Error, just return the error as-is
+ if _, ok := err.(*Error); !ok {
+ return err
+ }
+
+ // Otherwise, make the result and flatten away!
+ flatErr := new(Error)
+ flatten(err, flatErr)
+ return flatErr
+}
+
+func flatten(err error, flatErr *Error) {
+ switch err := err.(type) {
+ case *Error:
+ for _, e := range err.Errors {
+ flatten(e, flatErr)
+ }
+ default:
+ flatErr.Errors = append(flatErr.Errors, err)
+ }
+}