36 lines
693 B
Go
36 lines
693 B
Go
package checker
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import (
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"net"
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"reflect"
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)
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// CheckerIP is the name of the checker.
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const CheckerIP = "ip"
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// ResultNotIP indicates that the given value is not an IP address.
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const ResultNotIP = "NOT_IP"
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// IsIP checks if the given value is an IP address.
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func IsIP(value string) Result {
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ip := net.ParseIP(value)
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if ip == nil {
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return ResultNotIP
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}
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return ResultValid
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}
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// makeIP makes a checker function for the ip checker.
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func makeIP(_ string) CheckFunc {
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return checkIP
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}
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// checkIP checks if the given value is an IP address.
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func checkIP(value, _ reflect.Value) Result {
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if value.Kind() != reflect.String {
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panic("string expected")
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}
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return IsIP(value.String())
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}
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