58 lines
1.2 KiB
Go
58 lines
1.2 KiB
Go
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package ansi
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import (
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"fmt"
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"sort"
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colorable "github.com/mattn/go-colorable"
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)
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// PrintStyles prints all style combinations to the terminal.
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func PrintStyles() {
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// for compatibility with Windows, not needed for *nix
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stdout := colorable.NewColorableStdout()
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bgColors := []string{
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"",
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":black",
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":red",
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":green",
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":yellow",
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":blue",
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":magenta",
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":cyan",
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":white",
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}
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keys := make([]string, 0, len(Colors))
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for k := range Colors {
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keys = append(keys, k)
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}
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sort.Sort(sort.StringSlice(keys))
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for _, fg := range keys {
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for _, bg := range bgColors {
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fmt.Fprintln(stdout, padColor(fg, []string{"" + bg, "+b" + bg, "+bh" + bg, "+u" + bg}))
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fmt.Fprintln(stdout, padColor(fg, []string{"+s" + bg, "+i" + bg}))
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fmt.Fprintln(stdout, padColor(fg, []string{"+uh" + bg, "+B" + bg, "+Bb" + bg /* backgrounds */, "" + bg + "+h"}))
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fmt.Fprintln(stdout, padColor(fg, []string{"+b" + bg + "+h", "+bh" + bg + "+h", "+u" + bg + "+h", "+uh" + bg + "+h"}))
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}
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}
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}
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func pad(s string, length int) string {
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for len(s) < length {
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s += " "
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}
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return s
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}
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func padColor(color string, styles []string) string {
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buffer := ""
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for _, style := range styles {
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buffer += Color(pad(color+style, 20), color+style)
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}
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return buffer
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}
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