37 lines
797 B
Go
37 lines
797 B
Go
package main
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import "github.com/fatih/color"
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var colorCache = map[string]*color.Color{}
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func makeColor(name string) (c *color.Color) {
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// caching
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if c, ok := colorCache[name]; ok {
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return c
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}
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defer func() { colorCache[name] = c }()
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switch name {
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case "black":
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return color.New(color.FgBlack)
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case "red":
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return color.New(color.FgRed)
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case "green":
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return color.New(color.FgGreen)
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case "yellow":
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return color.New(color.FgYellow)
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case "blue":
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return color.New(color.FgBlue)
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case "magenta":
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return color.New(color.FgMagenta)
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case "cyan":
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return color.New(color.FgCyan)
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case "white":
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return color.New(color.FgWhite)
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case "":
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return color.New()
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default:
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panic("unknown color name. valid color names: black, red, green, yellow, blue, magenta, cyan, white")
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}
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}
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