feat: kubesphere 4.0 (#6115)
* feat: kubesphere 4.0 Signed-off-by: ci-bot <ci-bot@kubesphere.io> * feat: kubesphere 4.0 Signed-off-by: ci-bot <ci-bot@kubesphere.io> --------- Signed-off-by: ci-bot <ci-bot@kubesphere.io> Co-authored-by: ks-ci-bot <ks-ci-bot@example.com> Co-authored-by: joyceliu <joyceliu@yunify.com>
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36
vendor/k8s.io/cli-runtime/pkg/printers/terminal.go
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vendored
36
vendor/k8s.io/cli-runtime/pkg/printers/terminal.go
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@@ -18,7 +18,11 @@ package printers
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import (
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"io"
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"os"
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"runtime"
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"strings"
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"github.com/moby/term"
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)
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// terminalEscaper replaces ANSI escape sequences and other terminal special
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@@ -37,3 +41,35 @@ func WriteEscaped(writer io.Writer, output string) error {
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func EscapeTerminal(in string) string {
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return terminalEscaper.Replace(in)
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}
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// IsTerminal returns whether the passed object is a terminal or not
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func IsTerminal(i interface{}) bool {
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_, terminal := term.GetFdInfo(i)
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return terminal
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}
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// AllowsColorOutput returns true if the specified writer is a terminal and
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// the process environment indicates color output is supported and desired.
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func AllowsColorOutput(w io.Writer) bool {
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if !IsTerminal(w) {
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return false
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}
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// https://en.wikipedia.org/wiki/Computer_terminal#Dumb_terminals
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if os.Getenv("TERM") == "dumb" {
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return false
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}
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// https://no-color.org/
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if _, nocolor := os.LookupEnv("NO_COLOR"); nocolor {
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return false
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}
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// On Windows WT_SESSION is set by the modern terminal component.
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// Older terminals have poor support for UTF-8, VT escape codes, etc.
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if runtime.GOOS == "windows" && os.Getenv("WT_SESSION") == "" {
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return false
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}
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return true
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}
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