51 lines
1.0 KiB
V
51 lines
1.0 KiB
V
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module main
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import (
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cli
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os
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)
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fn main() {
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mut cmd := cli.Command{
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name: 'cli',
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description: 'An example of the cli library',
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version: '1.0.0',
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}
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mut greet_cmd := cli.Command{
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name: 'greet',
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description: 'Prints greeting in different languages',
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execute: greet_func,
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}
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greet_cmd.add_flag(cli.Flag{
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flag: .string,
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required: true,
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name: 'language',
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abbrev: 'l',
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description: 'Language of the message'
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})
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greet_cmd.add_flag(cli.Flag{
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flag: .int,
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name: 'times',
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value: '3',
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description: 'Number of times the message gets printed'
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})
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cmd.add_command(greet_cmd)
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cmd.parse(os.args)
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}
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fn greet_func(cmd cli.Command) {
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language := cmd.flags.get_string('language') or { panic('failed to get \'language\' flag: $err') }
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times := cmd.flags.get_int('times') or { panic('failed to get \'times\' flag: $err') }
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for i := 0; i < times; i++ {
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match language {
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'english' { println('Hello World') }
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'german' { println('Hallo Welt') }
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'dutch' { println('Hallo Wereld') }
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else { println('unsupported language') }
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}
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}
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}
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