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package main
import (
"flag"
"fmt"
"os"
)
func init() {
flag.Usage = usage
countFlag.Usage = countUsage
emptyFlag.Usage = emptyUsage
eraseFlag.Usage = eraseUsage
infoFlag.Usage = infoUsage
lsFlag.Usage = lsUsage
restoreFlag.Usage = restoreUsage
rmFlag.Usage = rmUsage
}
func usage() {
fmt.Fprintln(os.Stderr, "Usage:", os.Args[0], "COMMAND [FLAGS]")
fmt.Fprintln(os.Stderr, "COMMANDS:")
fmt.Fprintln(os.Stderr, "\tcount")
fmt.Fprintln(os.Stderr, "\t\tprint the number of items in the trash")
fmt.Fprintln(os.Stderr)
fmt.Fprintln(os.Stderr, "\tempty")
fmt.Fprintln(os.Stderr, "\t\tempty the trash")
fmt.Fprintln(os.Stderr)
fmt.Fprintln(os.Stderr, "\terase")
fmt.Fprintln(os.Stderr, "\t\tdelete an item from the trash")
fmt.Fprintln(os.Stderr)
fmt.Fprintln(os.Stderr, "\tinfo")
fmt.Fprintln(os.Stderr, "\t\tshow information about an item in the trash")
fmt.Fprintln(os.Stderr)
fmt.Fprintln(os.Stderr, "\tls")
fmt.Fprintln(os.Stderr, "\t\tlist the items in the trash")
fmt.Fprintln(os.Stderr)
fmt.Fprintln(os.Stderr, "\trestore")
fmt.Fprintln(os.Stderr, "\t\trestore a file from the trash")
fmt.Fprintln(os.Stderr)
fmt.Fprintln(os.Stderr, "\trm")
fmt.Fprintln(os.Stderr, "\t\tmove a file to the trash")
fmt.Fprintln(os.Stderr)
fmt.Fprintln(os.Stderr, "For command help, run:", os.Args[0], "COMMAND -help")
}
func countUsage() {
fmt.Fprintln(os.Stderr, "Usage:", os.Args[0], countName, "[FLAGS]")
fmt.Fprintln(os.Stderr, "FLAGS:")
countFlag.PrintDefaults()
}
func emptyUsage() {
fmt.Fprintln(os.Stderr, "Usage:", os.Args[0], emptyName)
}
func eraseUsage() {
fmt.Fprintln(os.Stderr, "Usage:", os.Args[0], eraseName, "[FLAGS] FILE...")
fmt.Fprintln(os.Stderr, "FLAGS:")
eraseFlag.PrintDefaults()
}
func infoUsage() {
fmt.Fprintln(os.Stderr, "Usage:", os.Args[0], infoName, "[FLAGS] FILE...")
fmt.Fprintln(os.Stderr, " ", os.Args[0], infoName, "[FLAGS] -a")
fmt.Fprintln(os.Stderr, "FLAGS:")
infoFlag.PrintDefaults()
}
func lsUsage() {
fmt.Fprintln(os.Stderr, "Usage:", os.Args[0], lsName)
}
func restoreUsage() {
fmt.Fprintln(os.Stderr, "Usage:", os.Args[0], restoreName, "FILE [DESTINATION]")
fmt.Fprintln(os.Stderr, " ", os.Args[0], restoreName, "FILE... DIRECTORY")
}
func rmUsage() {
fmt.Fprintln(os.Stderr, "Usage:", os.Args[0], rmName, "PATH...")
}
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