20 lines
		
	
	
		
			393 B
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			20 lines
		
	
	
		
			393 B
		
	
	
	
		
			Go
		
	
	
	
| package main
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| 
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| import (
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| 	"strings"
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| )
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| 
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| // StringArray is a type alias for a slice of strings
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| type StringArray []string
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| 
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| // Set appends a string to the StringArray
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| func (a *StringArray) Set(s string) error {
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| 	*a = append(*a, s)
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| 	return nil
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| }
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| 
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| // String joins elements of the StringArray into a single comma separated string
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| func (a *StringArray) String() string {
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| 	return strings.Join(*a, ",")
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| }
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