32 lines
966 B
Go
32 lines
966 B
Go
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// compflag shows how to use the github.com/posener/complete/compflag package to have auto bash
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// completion for a defined set of flags.
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package main
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import (
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"fmt"
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"os"
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"github.com/posener/complete/compflag"
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)
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var (
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// Add variables to the program. Since we are using the compflag library, we can pass options to
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// enable bash completion to the flag values.
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name = compflag.String("name", "", "Give your name", compflag.OptValues("foo", "bar", "foo bar"))
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something = compflag.String("something", "", "Expect somthing, but we don't know what, so no other completion options will be provided.", compflag.OptValues(""))
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nothing = compflag.String("nothing", "", "Expect nothing after flag, so other completion can be provided.")
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)
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func main() {
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// Parse flags and perform bash completion if needed.
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compflag.Parse("stdlib")
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// Program logic.
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if *name == "" {
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fmt.Println("Your name is missing")
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os.Exit(1)
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}
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fmt.Println("Hi,", name)
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}
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