ACME DNS challenges

vendor/github.com/cloudflare/cloudflare-go/errors.go

@@ -0,0 +1,48 @@
+package cloudflare
+
+// Error messages
+const (
+	errEmptyCredentials     = "invalid credentials: key & email must not be empty"
+	errMakeRequestError     = "error from makeRequest"
+	errUnmarshalError       = "error unmarshalling the JSON response"
+	errRequestNotSuccessful = "error reported by API"
+)
+
+var _ Error = &UserError{}
+
+// Error represents an error returned from this library.
+type Error interface {
+	error
+	// Raised when user credentials or configuration is invalid.
+	User() bool
+	// Raised when a parsing error (e.g. JSON) occurs.
+	Parse() bool
+	// Raised when a network error occurs.
+	Network() bool
+	// Contains the most recent error.
+}
+
+// UserError represents a user-generated error.
+type UserError struct {
+	Err error
+}
+
+// User is a user-caused error.
+func (e *UserError) User() bool {
+	return true
+}
+
+// Network error.
+func (e *UserError) Network() bool {
+	return false
+}
+
+// Parse error.
+func (e *UserError) Parse() bool {
+	return true
+}
+
+// Error wraps the underlying error.
+func (e *UserError) Error() string {
+	return e.Err.Error()
+}