86 lines
2.0 KiB
Go
86 lines
2.0 KiB
Go
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//go:build linux || freebsd
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// +build linux freebsd
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package cli
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import (
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"fmt"
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"io"
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"os"
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"strings"
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)
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// PrintError prints an error with color styling
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func PrintError(w io.Writer, err error) {
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prefix, suffix := "", ""
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if isColorTerminal(w) {
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prefix = ColorRed + ColorBold
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suffix = ColorReset
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}
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fmt.Fprintf(w, "%s✗ Error:%s %v\n", prefix, suffix, err)
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}
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// PrintWarning prints a warning with color styling
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func PrintWarning(w io.Writer, msg string) {
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prefix, suffix := "", ""
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if isColorTerminal(w) {
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prefix = ColorYellow + ColorBold
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suffix = ColorReset
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}
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fmt.Fprintf(w, "%s⚠ Warning:%s %s\n", prefix, suffix, msg)
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}
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// PrintSuccess prints a success message with color styling
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func PrintSuccess(w io.Writer, msg string) {
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prefix, suffix := "", ""
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if isColorTerminal(w) {
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prefix = ColorGreen + ColorBold
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suffix = ColorReset
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}
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fmt.Fprintf(w, "%s✓%s %s\n", prefix, suffix, msg)
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}
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// PrintInfo prints an info message with color styling
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func PrintInfo(w io.Writer, msg string) {
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prefix, suffix := "", ""
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if isColorTerminal(w) {
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prefix = ColorCyan + ColorBold
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suffix = ColorReset
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}
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fmt.Fprintf(w, "%sℹ%s %s\n", prefix, suffix, msg)
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}
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// FormatError formats an error with context
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func FormatError(err error, context string) error {
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if context == "" {
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return err
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}
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return fmt.Errorf("%s: %w", context, err)
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}
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// IsTerminal checks if the writer is a terminal
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func IsTerminal(w io.Writer) bool {
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_, ok := w.(*os.File)
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return ok && os.Getenv("TERM") != "dumb"
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}
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// Colorize wraps text in ANSI color codes if the writer supports it
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func Colorize(w io.Writer, colorCode, text string) string {
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if !isColorTerminal(w) {
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return text
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}
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return colorCode + text + ColorReset
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}
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// Indent returns text indented by the specified number of spaces
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func Indent(text string, spaces int) string {
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indent := strings.Repeat(" ", spaces)
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lines := strings.Split(text, "\n")
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for i, line := range lines {
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if line != "" {
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lines[i] = indent + line
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}
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}
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return strings.Join(lines, "\n")
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}
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