Initial QSfera import

Server/vendor/github.com/gookit/goutil/envutil/info.go

@@ -0,0 +1,143 @@
+package envutil
+
+import (
+	"io"
+	"os"
+	"runtime"
+	"strings"
+
+	"github.com/gookit/goutil/internal/comfunc"
+	"github.com/gookit/goutil/sysutil"
+	"golang.org/x/term"
+)
+
+// IsWin system. linux windows darwin
+func IsWin() bool {
+	return runtime.GOOS == "windows"
+}
+
+// IsWindows system. alias of IsWin
+func IsWindows() bool {
+	return runtime.GOOS == "windows"
+}
+
+// IsMac system
+func IsMac() bool {
+	return runtime.GOOS == "darwin"
+}
+
+// IsLinux system
+func IsLinux() bool {
+	return runtime.GOOS == "linux"
+}
+
+// IsMSys msys(MINGW64) env. alias of the sysutil.IsMSys()
+func IsMSys() bool {
+	return sysutil.IsMSys()
+}
+
+// IsTerminal isatty check
+//
+// Usage:
+//
+//	envutil.IsTerminal(os.Stdout.Fd())
+func IsTerminal(fd uintptr) bool {
+	// return isatty.IsTerminal(fd) // "github.com/mattn/go-isatty"
+	return term.IsTerminal(int(fd))
+}
+
+// StdIsTerminal os.Stdout is terminal
+func StdIsTerminal() bool {
+	return IsTerminal(os.Stdout.Fd())
+}
+
+// IsConsole check out is console env. alias of the sysutil.IsConsole()
+func IsConsole(out io.Writer) bool {
+	return sysutil.IsConsole(out)
+}
+
+// HasShellEnv has shell env check.
+//
+// Usage:
+//
+//	HasShellEnv("sh")
+//	HasShellEnv("bash")
+func HasShellEnv(shell string) bool {
+	return comfunc.HasShellEnv(shell)
+}
+
+// Support color:
+//
+//	"TERM=xterm"
+//	"TERM=xterm-vt220"
+//	"TERM=xterm-256color"
+//	"TERM=screen-256color"
+//	"TERM=tmux-256color"
+//	"TERM=rxvt-unicode-256color"
+//
+// Don't support color:
+//
+//	"TERM=cygwin"
+var specialColorTerms = map[string]bool{
+	"alacritty": true,
+}
+
+// IsSupportColor check current console is support color.
+//
+// Supported:
+//
+//	linux, mac, or Windows's ConEmu, Cmder, putty, git-bash.exe
+//
+// Not support:
+//
+//	windows cmd.exe, powerShell.exe
+func IsSupportColor() bool {
+	envTerm := os.Getenv("TERM")
+	if strings.Contains(envTerm, "xterm") {
+		return true
+	}
+
+	// it's special color term
+	if _, ok := specialColorTerms[envTerm]; ok {
+		return true
+	}
+
+	// like on ConEmu software, e.g "ConEmuANSI=ON"
+	if os.Getenv("ConEmuANSI") == "ON" {
+		return true
+	}
+
+	// like on ConEmu software, e.g "ANSICON=189x2000 (189x43)"
+	if os.Getenv("ANSICON") != "" {
+		return true
+	}
+
+	// up: if support 256-color, can also support basic color.
+	return IsSupport256Color()
+}
+
+// IsSupport256Color render
+func IsSupport256Color() bool {
+	// "TERM=xterm-256color"
+	// "TERM=screen-256color"
+	// "TERM=tmux-256color"
+	// "TERM=rxvt-unicode-256color"
+	supported := strings.Contains(os.Getenv("TERM"), "256color")
+	if !supported {
+		// up: if support true-color, can also support 256-color.
+		supported = IsSupportTrueColor()
+	}
+
+	return supported
+}
+
+// IsSupportTrueColor render. IsSupportRGBColor
+func IsSupportTrueColor() bool {
+	// "COLORTERM=truecolor"
+	return strings.Contains(os.Getenv("COLORTERM"), "truecolor")
+}
+
+// IsGithubActions env
+func IsGithubActions() bool {
+	return os.Getenv("GITHUB_ACTIONS") == "true"
+}