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fzf/src/util/util.go

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package util
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// #include <unistd.h>
import "C"
import (
"os"
"time"
)
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// Max returns the largest integer
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func Max(first int, items ...int) int {
max := first
for _, item := range items {
if item > max {
max = item
}
}
return max
}
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// Max32 returns the largest 32-bit integer
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func Max32(first int32, second int32) int32 {
if first > second {
return first
}
return second
}
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// Constrain32 limits the given 32-bit integer with the upper and lower bounds
func Constrain32(val int32, min int32, max int32) int32 {
if val < min {
return min
}
if val > max {
return max
}
return val
}
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// Constrain limits the given integer with the upper and lower bounds
func Constrain(val int, min int, max int) int {
if val < min {
return min
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}
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if val > max {
return max
}
return val
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}
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// DurWithin limits the given time.Duration with the upper and lower bounds
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func DurWithin(
val time.Duration, min time.Duration, max time.Duration) time.Duration {
if val < min {
return min
}
if val > max {
return max
}
return val
}
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// IsTty returns true is stdin is a terminal
func IsTty() bool {
return int(C.isatty(C.int(os.Stdin.Fd()))) != 0
}