mirror of https://github.com/knative/client.git
51 lines
1.6 KiB
Go
51 lines
1.6 KiB
Go
// Copyright © 2019 The Knative Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package errors
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import (
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"fmt"
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"strings"
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"unicode"
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"unicode/utf8"
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)
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func NewInvalidCRD(apiGroup string) *KNError {
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parts := strings.Split(apiGroup, ".")
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name := parts[0]
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msg := fmt.Sprintf("no or newer Knative %s API found on the backend, please verify the installation or "+
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"update the 'kn' client", firstCharToUpper(name))
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return NewKNError(msg)
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}
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func newNoRouteToHost(errString string) *KNError {
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parts := strings.SplitAfter(errString, "dial tcp")
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if len(parts) == 2 {
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return NewKNError(fmt.Sprintf("error connecting to the cluster, please verify connection at: %s", strings.Trim(parts[1], " ")))
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}
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return NewKNError(fmt.Sprintf("error connecting to the cluster: %s", errString))
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}
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func newNoKubeConfig(errString string) *KNError {
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return NewKNError("no kubeconfig has been provided, please use a valid configuration to connect to the cluster")
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}
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func firstCharToUpper(s string) string {
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if len(s) == 0 {
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return s
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}
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r, n := utf8.DecodeRuneInString(s)
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return string(unicode.ToUpper(r)) + s[n:]
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}
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