25 lines
433 B
Go
25 lines
433 B
Go
package main
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import (
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"os"
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"os/exec"
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"strings"
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)
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func GetPager() (string, []string) {
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pager, hasPager := os.LookupEnv("PAGER")
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if hasPager {
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return pager, nil
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}
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return "less", []string{"--RAW-CONTROL-CHARS"}
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}
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func ShowPaged(content string) error {
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pager, args := GetPager()
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cmd := exec.Command(pager, args...)
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cmd.Stdin = strings.NewReader(content)
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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return cmd.Run()
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}
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